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Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1990
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 [ ] [ ] [ ] [ ] [ ] 1.022! 2.285! 11.70 # 11.08 ! 4.916! 1.652! 0.000! 1
2 [ ] [ ] [ ] [ ] [ ] 0.915! 2.136! 56.09 # 10.85 ! 4.770! 1.581! 0.000! 2
3 [ ] [ ] [ ] [ ] [ ] 0.812! 2.006! 74.45 " 10.61 ! 4.626! 1.267! 0.000! 3
4 [ ] [ ] [ ] [ ] [ ] 0.642! 1.965! 81.14 " 10.39 ! 4.486! 0.964! 0.000! 4
5 [ ] [ ] [ ] [ ] [ ] 0.697! 1.865! 47.52 " 10.16 ! 4.348! 0.750! 0.000! 5
6 [ ] [ ] [ ] [ ] [ ] 3.638! 1.747! 29.65 " 9.931! 4.212! 0.446! 0.000! 6
7 [ ] [ ] [ ] [ ] [ ] 3.607! 1.667! 22.84 " 9.694! 4.079! 0.278! 0.000! 7
8 [ ] [ ] [ ] [ ] [ ] 27.95 # 1.607! 17.34 " 9.455! 3.949! 0.188! 0.000! 8
9 [ ] [ ] [ ] [ ] [ ] 10.56 # 1.575! 14.12 # 9.219! 3.821! 0.129! 0.000! 9
10 [ ] [ ] [ ] [ ] [ ] 21.40 # 4.658! 14.53 # 8.987! 3.482! 0.097! 0.000! 10
11 [ ] [ ] [ ] [ ] [ ] 19.59 # 6.007# 13.86 # 8.758! 3.045! 0.071! 0.000! 11
12 [ ] [ ] [ ] [ ] [ ] 10.04 # 61.60 # 13.46 # 8.533! 2.861! 0.081! 0.000! 12
13 [ ] [ ] [ ] [ ] [ ] 78.22 # 82.92 # 15.67 ! 8.312! 3.995# 0.062! 0.000! 13
14 [ ] [ ] [ ] [ ] [ ] 85.41 # 70.07 " 15.73 ! 8.094! 3.301! 0.038! 0.000! 14
15 [ ] [ ] [ ] [ ] [ ] 27.31 " 80.97 " 15.43 ! 7.879! 2.824! 0.024! 0.000! 15
16 [ ] [ ] [ ] [ ] [ ] 14.48 # 89.93 # 15.12 ! 7.668! 2.672! 0.025! 0.000! 16
17 [ ] [ ] [ ] [ ] [ ] 9.745# 86.20 # 14.82 ! 7.460! 2.725! 0.064! 0.000! 17
18 [ ] [ ] [ ] [ ] [ ] 7.306# 45.17 " 14.52 ! 7.256! 2.214! 0.026! 0.000! 18
19 [ ] [ ] [ ] [ ] 0.592! 5.841# 31.41 " 14.25 ! 7.055! 1.926! 0.024! 0.000! 19
20 [ ] [ ] [ ] [ ] 0.487! 4.700# 32.16 " 13.99 ! 6.857! 1.724! 0.015! 0.000! 20
21 [ ] [ ] [ ] [ ] 0.441! 4.009# 104.0 # 13.74 ! 6.663! 1.574! 0.009! 0.000! 21
22 [ ] [ ] [ ] [ ] 0.417! 3.553! 96.26 # 13.49 ! 6.472! 1.377! 0.004! 0.000! 22
23 [ ] [ ] [ ] [ ] 0.411! 3.447! 95.84 # 13.24 ! 6.285! 1.218! 0.001! 0.000! 23
24 [ ] [ ] [ ] [ ] 0.412! 3.182! 104.8 # 12.99 ! 6.101! 1.066! 0.002! 0.000! 24
25 [ ] [ ] [ ] [ ] 0.418! 2.877! 109.2 # 12.75 ! 5.920! 0.946! 0.000! 0.000! 25
26 [ ] [ ] [ ] [ ] 0.844! 2.537! 60.23 " 12.51 ! 5.742! 0.845! 0.000! 0.000! 26
27 [ ] [ ] [ ] [ ] 1.422! 2.374! 36.98 " 12.27 ! 5.568! 0.657! 0.000! 0.000! 27
28 [ ] [ ] [ ] [ ] 2.435! 2.256! 24.88 " 12.04 ! 5.396! 0.556! 0.000! 0.000! 28
29 [ ] [ ] [ ] 2.544! 2.329! 21.12 " 11.80 ! 5.228! 1.475! 0.000! 0.000! 29
30 [ ] [ ] [ ] 1.547! 2.409! 17.58 " 11.56 ! 5.067! 1.801! 0.000! 0.000! 30
31 [ ] [ ] 1.193! 14.22 # 11.32 ! 1.490! 0.000! 31
Mean [ ] [ ] [ ] [ ] 1.013! 12.10 ! 41.71 ! 21.09 ! 7.890! 2.677! 0.260! 0.000!
Median [ ] [ ] [ ] [ ] 0.592! 3.622! 31.41 ! 14.12 ! 7.774! 2.725! 0.032! 0.000!
Maximum [ ] [ ] [ ] [ ] 2.544! 85.41 ! 109.2 ! 81.14 ! 11.08 ! 4.916! 1.652! 0.000!
Minimum [ ] [ ] [ ] [ ] 0.411! 0.642! 1.575! 11.32 ! 5.067! 0.556! 0.000! 0.000!
Total [ ] [ ] [ ] [ ] 13.16 ! 362.9 !1293 ! 653.9 ! 236.7 ! 82.98 ! 7.799! 0.000!
Missing Days 31 28 31 30 18 0 0 0 0 0 0 0
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 11.68 ! ! ... Not reviewed / Quality not known
Ann. Median 3.182! " ... Relative Uncertainty +/-10%
Annual Total 2650 ! # ... Relative Uncertainty +/-15%
Missing Days 138 [ ... Not Available
Maximum Minimum
Daily 109.2 ! 0.000!
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1991
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.004! 0.007! 0.262! 0.007! 0.038! 6.222# 45.51 ! 188.9 ! 16.28 " 8.727# 0.242! 0.000! 1
2 0.015! 0.004! 0.238! 0.004! 0.071! 2.770! 194.4 ! 189.4 ! 14.82 # 7.819# 0.344! 0.000! 2
3 0.009! 0.007! 0.195! 0.003! 0.116! 18.16 ! 108.6 # 179.8 ! 14.42 # 7.090# 0.265! 0.000! 3
4 0.003! 0.006! 0.126! 0.001! 0.143! 43.54 " 70.47 " 138.8 ! 14.07 # 6.694# 0.428! 0.000! 4
5 0.002! 0.006! 0.091! 0.001! 0.147! 15.23 # 92.78 # 112.2 # 12.85 # 7.321# 1.172! 0.000! 5
6 0.001! 0.005! 0.054! 0.002! 0.110! 9.180# 103.5 # 82.57 " 14.22 # 7.129# 0.824! 0.000! 6
7 0.000! 0.005! 0.053! 0.001! 0.078! 6.346# 60.91 " 65.49 " 15.87 " 6.488# 0.596! 0.000! 7
8 0.000! 0.008! 0.063! 0.000! 0.114! 3.870! 42.81 " 54.54 " 47.66 " 5.859# 0.422! 0.000! 8
9 0.000! 0.008! 0.071! 0.073! 0.120! 2.572! 42.94 " 46.91 " 63.80 " 5.254# 0.285! 0.000! 9
10 0.007! 0.006! 0.058! 0.717! 0.080! 2.732! 43.57 " 41.43 " 34.45 " 4.682# 0.156! 0.000! 10
11 0.018! 0.008! 0.041! 0.621! 0.080! 5.467# 33.57 " 36.41 " 25.65 " 4.116# 0.085! 0.000! 11
12 0.014! 0.012! 0.036! 0.241! 0.075! 21.42 # 27.70 " 31.96 " 25.92 " 3.649! 0.058! 0.000! 12
13 0.013! 0.008! 0.029! 0.149! 0.050! 34.84 " 40.47 " 28.97 " 58.68 # 3.162! 1.500! 0.000! 13
14 0.015! 0.004! 0.023! 0.080! 0.059! 199.0 ! 34.14 " 26.72 " 119.6 # 2.707! 1.888! 0.000! 14
15 0.018! 0.004! 0.019! 0.059! 0.106! 242.7 ! 56.43 # 24.40 " 102.8 # 2.336! 1.205! 0.000! 15
16 0.016! 0.005! 0.014! 0.071! 0.092! 295.2 ! 171.4 ! 22.68 " 70.39 " 1.944! 0.817! 0.000! 16
17 0.016! 0.007! 0.016! 0.088! 0.067! 130.6 ! 198.5 ! 23.37 " 48.02 " 1.659! 0.609! 0.000! 17
18 0.008! 0.011! 0.007! 0.110! 0.070! 60.08 " 128.7 ! 53.72 " 40.86 " 1.856! 0.426! 0.000! 18
19 0.005! 0.014! 0.004! 0.119! 0.154! 33.36 " 149.5 ! 49.09 " 39.80 " 3.489! 0.216! 0.000! 19
20 0.002! 0.017! 0.002! 0.137! 0.476! 22.40 " 94.46 # 39.54 " 32.88 " 3.376! 0.073! 0.000! 20
21 0.001! 0.010! 0.002! 0.173! 10.16 ! 16.40 # 73.67 " 32.05 " 26.78 " 2.714! 0.022! 0.000! 21
22 0.009! 0.002! 0.002! 0.197! 4.961! 79.00 ! 55.13 " 27.73 " 22.17 " 2.278! 0.006! 0.000! 22
23 0.016! 0.001! 0.001! 0.175! 1.445! 242.6 ! 59.74 # 24.40 " 18.72 " 1.866! 0.002! 0.000! 23
24 0.016! 0.001! 0.002! 0.150! 0.707! 101.2 ! 113.5 # 21.32 " 16.30 " 1.386! 0.000! 0.049! 24
25 0.019! 0.013! 0.005! 0.108! 0.275! 58.03 " 78.93 " 18.88 " 13.99 # 1.143! 0.001! 0.044! 25
26 0.040! 0.525! 0.004! 0.089! 0.168! 46.88 " 216.7 ! 22.25 " 12.35 # 0.869! 0.000! 0.000! 26
27 0.056! 0.661! 0.004! 0.055! 0.111! 110.0 # 167.3 ! 30.35 " 10.76 # 0.663! 0.000! 0.000! 27
28 0.049! 0.366! 0.005! 0.027! 0.758! 107.1 # 95.62 # 29.16 " 9.424# 0.507! 0.000! 0.000! 28
29 0.042! 0.007! 0.024! 10.80 ! 55.32 " 91.19 # 24.53 " 8.338# 0.409! 0.000! 0.000! 29
30 0.027! 0.008! 0.029! 18.63 # 44.00 " 103.5 # 21.02 " 9.097# 0.274! 0.000! 0.000! 30
31 0.012! 0.012! 13.22 # 100.3 # 18.29 " 0.195! 0.000! 31
Mean 0.015! 0.062! 0.047! 0.117! 2.048! 67.20 ! 93.42 ! 55.06 ! 32.03 # 3.473! 0.388! 0.003!
Median 0.013! 0.007! 0.016! 0.077! 0.116! 39.19 ! 91.19 ! 31.96 ! 20.44 # 2.714! 0.229! 0.000!
Maximum 0.056! 0.661! 0.262! 0.717! 18.63 ! 295.2 ! 216.7 ! 189.4 ! 119.6 # 8.727! 1.888! 0.049!
Minimum 0.000! 0.001! 0.001! 0.000! 0.038! 2.572! 27.70 ! 18.29 ! 8.338# 0.195! 0.000! 0.000!
Total 0.452! 1.732! 1.451! 3.512! 63.48 !2016 !2896 !1707 ! 961.0 # 107.7 ! 11.64 ! 0.093!
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 21.29 ! ! ... Not reviewed / Quality not known
Ann. Median 0.242! " ... Relative Uncertainty +/-10%
Annual Total 7770 ! # ... Relative Uncertainty +/-15%
Maximum Minimum
Daily 295.2 ! 0.000!
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1992
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000! 0.090! 0.152! 0.123! 0.062! 0.013! 161.6 ! 22.95 " 125.7 # 11.52 # 0.675! 0.026! 1
2 0.001! 0.096! 0.193! 0.091! 0.071! 0.016! 165.3 ! 20.95 " 105.9 ! 11.38 # 0.489! 0.008! 2
3 0.005! 0.070! 0.238! 0.135! 0.114! 0.022! 98.06 # 20.30 " 232.3 ! 10.94 # 0.339! 0.001! 3
4 0.004! 0.083! 0.243! 0.146! 0.206! 0.036! 45.49 " 36.59 " 161.5 ! 11.37 # 0.325! 0.000! 4
5 0.006! 0.086! 0.272! 0.112! 0.251! 0.043! 32.47 " 102.8 # 113.1 # 12.95 # 0.258! 0.000! 5
6 0.004! 0.164! 0.434! 0.140! 0.260! 0.057! 21.30 " 72.33 # 82.11 # 12.68 # 0.227! 0.000! 6
7 0.002! 0.346! 0.357! 0.223! 0.216! 0.072! 17.93 " 70.91 " 59.45 " 10.93 # 0.430! 0.000! 7
8 0.001! 0.393! 0.213! 0.195! 0.118! 0.060! 16.01 # 47.85 " 56.25 " 9.687# 0.268! 0.000! 8
9 0.006! 0.722! 0.185! 0.117! 0.087! 0.071! 15.19 # 94.01 ! 104.1 # 8.821# 0.214! 0.000! 9
10 0.015! 0.385! 0.163! 0.151! 0.084! 0.087! 75.08 # 131.2 ! 67.99 " 7.981# 0.144! 0.000! 10
11 0.013! 0.170! 0.096! 0.162! 0.078! 0.584! 42.56 " 127.0 # 51.24 " 7.453# 0.095! 0.000! 11
12 0.021! 0.099! 0.083! 0.090! 0.124! 17.12 ! 30.33 " 84.11 # 41.88 " 6.983# 0.041! 0.000! 12
13 0.031! 0.106! 0.092! 0.091! 0.116! 14.64 # 274.3 ! 59.62 " 37.96 " 6.426# 0.051! 0.000! 13
14 0.040! 0.121! 0.112! 0.111! 0.099! 8.986# 224.0 ! 48.31 " 34.02 " 5.602# 0.172! 0.000! 14
15 0.057! 0.127! 0.112! 0.066! 0.109! 18.95 # 84.49 # 98.19 ! 30.07 " 4.987# 0.144! 0.000! 15
16 0.076! 0.146! 0.099! 0.062! 0.123! 27.43 " 81.03 ! 127.0 # 27.14 " 4.624# 0.107! 0.000! 16
17 0.108! 0.201! 0.196! 0.055! 0.069! 33.00 # 217.5 ! 68.87 " 24.42 " 4.158# 0.094! 0.000! 17
18 0.146! 0.160! 0.279! 0.086! 0.084! 28.17 " 95.82 # 48.81 " 21.60 " 3.729! 0.251! 0.000! 18
19 0.260! 0.154! 0.263! 0.098! 0.161! 12.07 # 82.96 # 39.93 " 19.34 " 3.386! 1.113! 0.000! 19
20 0.263! 0.155! 0.232! 0.100! 0.175! 14.16 # 57.68 " 33.65 " 18.25 " 3.007! 1.483! 0.000! 20
21 0.130! 0.133! 0.203! 0.134! 0.252! 55.05 " 39.74 " 29.29 " 17.81 " 2.587! 0.916! 0.000! 21
22 0.170! 0.130! 0.223! 0.175! 0.565! 20.08 # 30.57 " 26.56 " 36.57 " 2.207! 0.452! 0.000! 22
23 0.141! 0.162! 0.223! 0.229! 0.630! 10.81 # 25.10 " 23.75 " 30.13 " 1.995! 0.219! 0.000! 23
24 0.124! 0.115! 0.243! 0.246! 0.702! 9.992# 21.57 " 24.61 " 24.69 " 1.818! 0.105! 0.000! 24
25 0.089! 0.109! 0.254! 0.261! 0.223! 15.53 # 25.05 " 121.4 ! 21.70 " 1.636! 0.046! 0.000! 25
26 0.077! 0.082! 0.269! 0.201! 0.111! 40.99 " 26.22 " 212.5 ! 19.48 " 1.479! 0.020! 0.000! 26
27 0.085! 0.073! 0.189! 0.269! 0.094! 244.4 ! 30.01 " 279.3 ! 18.11 " 1.418! 0.007! 0.000! 27
28 0.086! 0.082! 0.159! 0.270! 0.079! 345.3 ! 53.53 " 419.6 ! 15.91 " 1.236! 0.001! 0.000! 28
29 0.072! 0.125! 0.110! 0.193! 0.108! 189.7 ! 43.63 " 285.3 ! 14.07 # 1.050! 0.006! 0.002! 29
30 0.074! 0.119! 0.073! 0.087! 137.6 ! 32.75 " 149.4 ! 12.62 # 0.910! 0.096! 0.001! 30
31 0.071! 0.121! 0.035! 26.34 " 118.6 # 0.853! 0.001! 31
Mean 0.070! 0.168! 0.198! 0.147! 0.177! 41.50 ! 70.76 ! 98.25 ! 54.18 ! 5.671! 0.293! 0.001!
Median 0.071! 0.127! 0.196! 0.134! 0.114! 13.12 ! 42.56 ! 70.91 ! 32.08 ! 4.624! 0.193! 0.000!
Maximum 0.263! 0.722! 0.434! 0.270! 0.702! 345.3 ! 274.3 ! 419.6 ! 232.3 ! 12.95 ! 1.483! 0.026!
Minimum 0.000! 0.070! 0.083! 0.055! 0.035! 0.013! 15.19 ! 20.30 ! 12.62 ! 0.853! 0.001! 0.000!
Total 2.181! 4.883! 6.128! 4.407! 5.496!1245 !2194 !3046 !1625 ! 175.8 ! 8.786! 0.039!
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 22.73 ! ! ... Not reviewed / Quality not known
Ann. Median 0.228! " ... Relative Uncertainty +/-10%
Annual Total 8318 ! # ... Relative Uncertainty +/-15%
Maximum Minimum
Daily 419.6 ! 0.000!
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1993
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.002! 0.051! 0.032! 0.289! 0.187! 1.738! 1.565! 26.49 " 21.92 " 20.10 " 0.184! 0.896! 1
2 0.003! 0.045! 0.023! 0.266! 0.240! 2.183! 4.525! 15.83 # 14.82 # 22.90 " 0.158! 0.791! 2
3 0.001! 0.044! 0.024! 0.391! 0.198! 1.768! 3.471! 10.79 # 11.60 # 16.56 # 0.124! 0.740! 3
4 0.003! 0.028! 0.024! 0.427! 0.170! 0.447! 2.521! 98.70 ! 79.36 # 13.07 # 0.091! 0.620! 4
5 0.001! 0.035! 0.025! 0.320! 0.171! 0.373! 2.359! 61.30 " 46.14 " 11.20 # 0.060! 0.554! 5
6 0.000! 0.060! 0.022! 0.296! 0.182! 0.384! 1.797! 150.7 ! 60.74 " 9.775# 0.038! 0.507! 6
7 0.000! 0.090! 0.027! 0.259! 0.184! 0.364! 1.548! 63.78 # 88.05 # 8.643# 0.025! 0.395! 7
8 0.000! 0.074! 0.036! 0.247! 0.171! 0.392! 1.288! 35.00 " 87.45 # 7.725# 0.020! 0.341! 8
9 0.001! 0.079! 0.050! 0.249! 0.166! 0.654! 1.343! 28.69 " 40.49 " 6.412# 98.91 ! 0.300! 9
10 0.001! 0.084! 0.044! 0.242! 0.154! 1.269! 10.88 ! 21.31 " 25.01 " 5.271# 110.2 ! 0.312! 10
11 0.003! 0.080! 0.037! 0.217! 0.136! 1.559! 34.71 # 15.68 # 18.85 " 4.562# 34.35 " 0.310! 11
12 0.004! 0.074! 0.036! 0.227! 0.145! 1.800! 31.81 " 29.70 " 205.4 ! 3.759! 18.21 " 0.269! 12
13 0.002! 0.069! 0.034! 0.201! 0.154! 2.121! 10.79 # 24.57 " 179.8 ! 3.094! 13.72 " 0.295! 13
14 0.003! 0.078! 0.043! 0.193! 0.150! 2.301! 6.026# 15.85 # 74.34 # 2.613! 10.22 $ 0.305! 14
15 0.008! 0.078! 0.043! 0.183! 0.141! 2.567! 5.390# 14.44 # 42.18 " 2.272! 8.172$ 0.381! 15
16 0.008! 0.061! 0.033! 0.193! 0.122! 1.366! 9.649# 14.15 # 35.44 " 1.926! 6.917$ 0.408! 16
17 0.006! 0.066! 0.023! 0.176! 0.130! 0.779! 6.406# 11.18 # 28.53 " 1.493! 6.036$ 0.349! 17
18 0.005! 0.058! 0.035! 0.182! 1.972! 0.987! 3.376! 8.734# 23.22 " 1.243! 4.886$ 0.367! 18
19 0.007! 0.046! 1.489! 0.170! 1.379! 0.723! 2.075! 6.806# 20.90 " 1.086! 3.993! 0.434! 19
20 0.001! 0.043! 2.185! 0.153! 0.747! 0.533! 1.476! 5.269# 16.85 " 0.946! 3.333! 0.575! 20
21 0.017! 0.031! 1.088! 0.132! 0.663! 0.476! 1.146! 4.455# 14.09 # 0.820! 2.784! 0.647! 21
22 0.013! 0.035! 0.750! 0.155! 0.546! 0.455! 3.610! 3.700! 11.94 # 0.631! 2.356! 0.731! 22
23 0.030! 0.044! 0.618! 0.143! 0.514! 0.446! 6.710# 2.979! 104.8 # 0.479! 1.960! 0.808! 23
24 0.052! 0.050! 0.592! 0.151! 0.597! 0.513! 3.839! 2.478! 53.28 " 0.355! 1.659! 0.980! 24
25 0.045! 0.062! 0.612! 0.150! 0.920! 0.747! 2.899! 4.828! 28.45 " 0.314! 1.583! 1.119! 25
26 0.047! 0.063! 0.638! 0.162! 1.158! 1.013! 39.74 # 6.867# 19.44 " 0.267! 1.450! 1.056! 26
27 0.064! 0.049! 0.607! 0.156! 1.281! 2.179! 46.26 " 4.844# 15.13 # 0.266! 1.400! 1.077! 27
28 0.080! 0.040! 0.541! 0.160! 3.099! 1.981! 62.89 " 3.987# 12.38 # 0.214! 1.254! 1.263! 28
29 0.068! 0.318! 0.137! 2.291! 1.955! 66.56 " 58.21 # 11.80 # 0.225! 1.104! 1.151! 29
30 0.055! 0.320! 0.123! 1.426! 1.783! 61.64 " 64.22 " 22.96 " 0.208! 1.039! 1.172! 30
31 0.049! 0.323! 1.446! 49.59 " 37.62 " 0.229! 1.274! 31
Mean 0.019! 0.058! 0.344! 0.212! 0.672! 1.195! 15.74 ! 27.52 ! 47.18 ! 4.796! 11.21 ! 0.659!
Median 0.005! 0.059! 0.043! 0.188! 0.198! 1.000! 4.525! 15.68 ! 26.73 ! 1.926! 1.809! 0.575!
Maximum 0.080! 0.090! 2.185! 0.427! 3.099! 2.567! 66.56 ! 150.7 ! 205.4 ! 22.90 ! 110.2 ! 1.274!
Minimum 0.000! 0.028! 0.022! 0.123! 0.122! 0.364! 1.146! 2.478! 11.60 ! 0.208! 0.020! 0.269!
Total 0.582! 1.614! 10.67 ! 6.351! 20.84 ! 35.85 ! 487.9 ! 853.2 !1415 ! 148.7 ! 336.3 ! 20.43 !
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 9.144! ! ... Not reviewed / Quality not known
Ann. Median 0.654! " ... Relative Uncertainty +/-10%
Annual Total 3338 ! # ... Relative Uncertainty +/-15%
$ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 205.4 ! 0.000!
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1994
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 1.335! 0.157! 0.105! 0.000! 0.000! 68.47 $ 197.3 ! 17.35 " 9.006$ 2.186! 0.016! 0.040! 1
2 1.320! 0.174! 0.095! 0.000! 0.000! 78.28 # 154.0 ! 16.06 " 10.90 $ 1.815! 0.015! 0.050! 2
3 1.360! 0.175! 0.086! 0.000! 0.000! 20.71 " 103.2 ! 52.73 ! 10.83 $ 1.418! 0.014! 0.036! 3
4 1.349! 0.175! 0.068! 0.000! 0.000! 12.26 " 61.75 " 223.8 ! 9.473$ 1.156! 0.011! 0.042! 4
5 1.386! 0.175! 0.038! 0.000! 0.000! 9.423$ 72.83 " 160.7 ! 8.398$ 1.477! 0.009! 0.037! 5
6 1.310! 0.193! 0.020! 0.000! 0.000! 6.918$ 138.0 ! 89.78 # 7.821$ 1.080! 0.006! 0.033! 6
7 1.296! 0.194! 0.008! 0.000! 0.000! 44.49 $ 76.28 # 58.23 " 7.447$ 0.836! 0.004! 0.030! 7
8 1.191! 0.197! 0.002! 0.000! 0.000! 49.19 " 98.01 # 42.73 " 6.755$ 0.699! 0.005! 0.026! 8
9 1.172! 0.183! 0.004! 0.000! 0.000! 46.15 " 152.2 ! 37.15 " 6.008$ 0.563! 0.008! 0.027! 9
10 1.145! 0.176! 0.002! 0.000! 0.000! 18.93 " 158.6 ! 48.46 " 14.94 $ 0.509! 0.008! 0.026! 10
11 1.168! 0.142! 0.000! 0.000! 0.000! 15.64 " 138.6 ! 45.40 " 21.27 " 0.454! 0.007! 0.035! 11
12 1.137! 0.104! 0.000! 0.000! 0.000! 12.02 " 89.63 # 37.03 " 13.54 " 0.404! 0.008! 0.099! 12
13 0.995! 0.090! 0.000! 0.000! 0.000! 9.504$ 65.73 " 30.92 " 11.24 " 0.530! 0.007! 0.090! 13
14 0.896! 0.078! 0.000! 0.000! 0.000! 7.918$ 53.88 " 28.04 " 9.855$ 0.795! 0.009! 0.064! 14
15 0.830! 0.074! 0.000! 0.000! 0.000! 7.332$ 40.96 " 24.75 " 8.470$ 0.504! 0.007! 0.068! 15
16 0.790! 0.087! 0.000! 0.000! 0.000! 6.655$ 70.91 ! 21.97 " 7.308$ 0.370! 0.007! 0.060! 16
17 0.777! 0.075! 0.000! 0.000! 0.000! 6.282$ 137.9 ! 19.77 " 6.516$ 0.282! 0.018! 0.064! 17
18 0.794! 0.080! 0.000! 0.000! 0.000! 5.762$ 76.56 # 17.97 " 5.632$ 0.193! 0.048! 0.068! 18
19 0.740! 0.097! 0.000! 0.000! 0.000! 68.46 ! 51.05 " 16.22 " 4.741$ 0.120! 0.078! 0.070! 19
20 0.595! 0.085! 0.000! 0.000! 0.000! 230.1 ! 44.93 " 14.55 " 4.265! 0.085! 0.049! 0.067! 20
21 0.435! 0.068! 0.000! 0.000! 0.000! 190.5 ! 37.16 " 13.58 " 3.728! 0.065! 0.029! 0.088! 21
22 0.337! 0.089! 0.000! 0.000! 0.005! 198.9 ! 56.84 " 13.27 " 3.101! 0.050! 0.029! 0.072! 22
23 0.305! 0.096! 0.000! 0.000! 0.111! 130.1 ! 49.70 " 12.40 " 2.666! 0.049! 0.047! 0.053! 23
24 0.300! 0.096! 0.000! 0.000! 0.345! 83.87 " 54.15 " 11.48 " 2.249! 0.051! 0.068! 0.054! 24
25 0.351! 0.105! 0.000! 0.000! 0.274! 58.60 " 39.97 " 10.62 $ 1.879! 0.041! 0.102! 0.063! 25
26 0.364! 0.114! 0.000! 0.000! 0.127! 36.86 " 31.65 " 9.844$ 1.619! 0.036! 0.141! 0.077! 26
27 0.339! 0.104! 0.000! 0.000! 0.047! 119.5 ! 26.96 " 10.60 $ 1.340! 0.028! 0.093! 0.076! 27
28 0.295! 0.101! 0.000! 0.000! 0.018! 58.25 " 24.75 " 10.39 $ 1.154! 0.018! 0.063! 0.097! 28
29 0.224! 0.000! 0.000! 32.88 ! 32.03 " 22.13 " 9.422$ 1.400! 0.016! 0.046! 0.102! 29
30 0.183! 0.000! 0.000! 22.63 " 32.91 ! 20.00 " 8.672$ 2.638! 0.014! 0.030! 0.093! 30
31 0.167! 0.000! 7.920$ 18.64 " 8.258$ 0.014! 0.075! 31
Mean 0.803! 0.125! 0.014! 0.000! 2.076! 55.53 ! 76.27 ! 36.20 ! 6.873! 0.512! 0.033! 0.061!
Median 0.794! 0.104! 0.000! 0.000! 0.000! 34.89 ! 61.75 ! 17.97 ! 6.635! 0.370! 0.015! 0.064!
Maximum 1.386! 0.197! 0.105! 0.000! 32.88 ! 230.1 ! 197.3 ! 223.8 ! 21.27 ! 2.186! 0.141! 0.102!
Minimum 0.167! 0.068! 0.000! 0.000! 0.000! 5.762! 18.64 ! 8.258! 1.154! 0.014! 0.004! 0.026!
Total 24.89 ! 3.486! 0.428! 0.000! 64.35 !1666 !2364 !1122 ! 206.2 ! 15.86 ! 0.983! 1.878!
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 14.99 ! ! ... Not reviewed / Quality not known
Ann. Median 0.175! " ... Relative Uncertainty +/-10%
Annual Total 5471 ! # ... Relative Uncertainty +/-15%
$ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 230.1 ! 0.000!
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1995
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.053! 0.000! 0.000! 0.000! 0.000! 0.054! 2.407! 54.82 " 13.34 " 5.071$ 7.950$ 0.374! 1
2 0.071! 0.000! 0.000! 0.000! 0.000! 0.182! 2.047! 35.66 " 13.46 " 4.657$ 7.806$ 0.193! 2
3 0.089! 0.000! 0.000! 0.000! 0.000! 0.135! 1.728! 25.86 " 140.7 ! 4.104! 7.288$ 0.108! 3
4 0.090! 0.000! 0.000! 0.000! 0.000! 0.094! 1.504! 19.88 " 95.22 ! 3.858! 6.844$ 0.066! 4
5 0.065! 0.000! 0.000! 0.000! 0.000! 0.146! 1.586! 15.96 " 59.43 " 3.895! 6.511$ 0.064! 5
6 0.067! 0.000! 0.000! 0.000! 0.000! 0.169! 7.874! 13.30 " 148.8 ! 3.660! 6.341$ 0.037! 6
7 0.069! 0.000! 0.000! 0.000! 0.000! 7.599! 12.90 " 11.45 " 147.5 ! 3.314! 6.362$ 0.054! 7
8 0.062! 0.000! 0.000! 0.000! 0.000! 30.05 " 115.6 ! 11.86 $ 91.78 # 3.028! 7.057$ 0.086! 8
9 0.051! 0.000! 0.000! 0.000! 0.000! 66.11 " 129.1 ! 69.30 " 61.38 " 2.891! 6.707$ 0.106! 9
10 0.055! 0.000! 0.000! 0.000! 0.000! 22.15 " 75.51 # 45.58 " 43.06 " 2.851! 6.280$ 0.122! 10
11 0.061! 0.000! 0.000! 0.000! 0.000! 9.361$ 73.98 " 29.49 " 32.84 " 2.997! 6.167$ 0.077! 11
12 0.057! 0.000! 0.000! 0.000! 0.000! 5.483$ 66.42 " 48.82 # 33.70 " 2.676! 5.652$ 0.043! 12
13 0.040! 0.000! 0.000! 0.000! 0.000! 3.614! 54.00 " 100.3 # 40.43 " 2.984! 5.230$ 0.089! 13
14 0.024! 0.000! 0.000! 0.000! 0.000! 2.725! 63.24 " 55.26 " 30.30 " 2.310! 5.081$ 0.085! 14
15 0.027! 0.000! 0.000! 0.000! 0.000! 2.242! 69.94 # 33.54 " 24.19 " 2.187! 5.056$ 0.072! 15
16 0.015! 0.000! 0.000! 0.000! 0.000! 1.741! 84.51 # 24.68 " 19.81 " 2.179! 4.709$ 0.055! 16
17 0.000! 0.000! 0.000! 0.000! 0.000! 1.520! 40.62 " 23.73 " 17.14 " 6.860! 4.283! 0.032! 17
18 0.000! 0.000! 0.000! 0.000! 0.001! 1.367! 24.23 " 20.89 " 14.59 " 19.37 " 3.827! 0.015! 18
19 0.000! 0.000! 0.000! 0.000! 0.000! 1.184! 54.28 ! 21.03 " 14.31 " 12.91 $ 3.310! 0.022! 19
20 0.000! 0.000! 0.000! 0.000! 0.000! 1.595! 178.3 ! 43.22 " 13.78 " 10.77 $ 2.961! 0.046! 20
21 0.000! 0.000! 0.000! 0.000! 0.000! 1.403! 165.3 ! 28.87 " 11.92 " 13.38 " 2.608! 0.039! 21
22 0.000! 0.000! 0.000! 0.000! 0.067! 1.730! 96.29 ! 25.14 " 10.52 $ 12.04 " 2.422! 0.013! 22
23 0.000! 0.000! 0.000! 0.000! 1.126! 3.266! 48.40 " 22.53 " 9.448$ 11.05 " 2.171! 0.004! 23
24 0.000! 0.000! 0.000! 0.000! 0.466! 2.710! 93.29 ! 48.29 " 8.545$ 10.05 $ 2.018! 0.021! 24
25 0.000! 0.000! 0.000! 0.000! 0.207! 4.795! 186.1 ! 41.79 " 7.761$ 9.239$ 2.215! 0.089! 25
26 0.000! 0.000! 0.000! 0.000! 0.067! 6.719$ 140.9 ! 67.29 " 7.062$ 8.674$ 1.863! 0.025! 26
27 0.000! 0.000! 0.000! 0.000! 0.033! 5.518$ 116.6 ! 46.63 " 6.565$ 8.066$ 1.763! 0.009! 27
28 0.000! 0.000! 0.000! 0.000! 0.017! 4.430$ 87.71 # 30.17 " 6.123$ 7.955$ 1.372! 0.108! 28
29 0.000! 0.000! 0.000! 0.014! 3.560! 135.0 ! 22.81 " 5.744$ 7.565$ 1.016! 0.086! 29
30 0.000! 0.000! 0.000! 0.005! 2.834! 123.0 ! 18.70 " 5.438$ 7.763$ 0.703! 0.024! 30
31 0.000! 0.000! 0.004! 85.20 # 15.51 " 7.584$ 0.027! 31
Mean 0.029! 0.000! 0.000! 0.000! 0.065! 6.483! 75.41 ! 34.59 $ 37.83 ! 6.644! 4.452! 0.071!
Median 0.015! 0.000! 0.000! 0.000! 0.000! 2.717! 73.98 ! 28.87 $ 15.86 ! 5.071! 4.882! 0.055!
Maximum 0.090! 0.000! 0.000! 0.000! 1.126! 66.11 ! 186.1 ! 100.3 $ 148.8 ! 19.37 ! 7.950! 0.374!
Minimum 0.000! 0.000! 0.000! 0.000! 0.000! 0.054! 1.504! 11.45 $ 5.438! 2.179! 0.703! 0.004!
Total 0.893! 0.000! 0.000! 0.000! 2.007! 194.5 !2338 !1072 $1135 ! 205.9 ! 133.6 ! 2.190!
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 13.93 ! ! ... Not reviewed / Quality not known
Ann. Median 0.182! " ... Relative Uncertainty +/-10%
Annual Total 5084 ! # ... Relative Uncertainty +/-15%
$ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 186.1 ! 0.000!
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1996
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.056! 0.488! 0.000! 0.000! 0.035" 0.224" 67.21 " 139.4 " 45.05 " 37.27 " 3.602" 1.322" 1
2 0.111! 0.341! 0.000! 0.000! 0.046" 0.099" 42.27 " 151.3 " 39.45 " 33.28 " 3.143" 1.247" 2
3 0.185! 0.172! 0.000! 0.000! 0.067" 0.096" 97.86 " 137.2 " 35.63 " 29.40 " 2.806" 1.050" 3
4 0.353! 0.104! 0.000! 0.000! 0.086" 0.069" 81.45 " 165.6 " 31.85 " 25.86 " 2.395" 0.946" 4
5 0.464! 0.043! 0.000! 0.000! 0.090" 0.059" 44.53 " 168.4 " 28.12 " 22.45 " 2.140" 0.814" 5
6 0.460! 0.034! 0.000! 0.000! 0.066" 0.060" 27.01 " 128.6 " 27.47 " 19.82 " 2.888" 0.732" 6
7 0.592! 0.065! 0.000! 0.000! 0.056" 0.065" 23.17 " 93.41 " 26.35 " 17.92 " 3.119" 0.682" 7
8 0.705! 0.158! 0.000! 0.000! 0.384" 0.069" 102.0 " 69.41 " 27.50 " 16.38 " 2.689" 0.622" 8
9 0.595! 0.160! 0.000! 0.000! 0.228" 0.089" 44.62 " 52.38 " 27.33 " 15.21 " 2.252" 0.609" 9
10 0.534! 0.094! 0.000! 0.000! 0.145" 0.192" 24.88 " 57.07 " 105.6 " 15.85 " 1.925" 0.585" 10
11 0.531! 0.031! 0.000! 0.000! 0.083" 0.118" 16.45 " 107.1 " 113.3 " 14.63 " 1.706" 0.624" 11
12 0.588! 0.003! 0.000! 0.000! 0.062" 0.180" 12.76 " 84.89 " 69.52 " 12.81 " 1.664" 1.184" 12
13 0.728! 0.000! 0.000! 0.000! 0.079" 0.169" 11.17 " 137.3 " 51.40 " 11.76 " 1.635" 0.693" 13
14 0.856! 0.000! 0.000! 0.000! 0.071" 0.111" 9.428" 101.5 " 45.05 " 10.91 " 1.572" 0.627" 14
15 0.887! 0.000! 0.000! 0.000! 0.071" 0.630" 10.71 " 100.7 " 131.0 " 10.13 " 4.769" 0.556" 15
16 0.778! 0.000! 0.000! 0.000! 0.070" 0.948" 33.43 " 73.28 " 107.9 " 9.275" 5.568" 0.466" 16
17 0.641! 0.000! 0.000! 0.000! 0.114" 0.886" 48.36 " 56.30 " 75.62 " 8.673" 3.991" 0.441" 17
18 0.558! 0.000! 0.000! 0.000" 0.065" 10.71 " 53.03 " 45.09 " 101.9 " 8.042" 3.270" 0.418" 18
19 0.472! 0.000! 0.000! 0.000" 0.048" 4.795" 39.02 " 38.61 " 74.18 " 7.439" 2.786" 0.437" 19
20 0.375! 0.000! 0.000! 0.000" 0.045" 12.03 " 25.99 " 57.28 " 55.41 " 6.972" 2.265" 0.460" 20
21 0.272! 0.000! 0.000! 0.000" 0.049" 18.80 " 49.11 " 75.96 " 47.87 " 7.947" 1.864" 0.476" 21
22 0.117! 0.000! 0.000! 0.000" 0.056" 18.10 " 158.1 " 55.33 " 112.7 " 8.648" 1.600" 0.415" 22
23 0.071! 0.000! 0.000! 0.000" 0.073" 8.314" 196.6 " 50.58 " 79.18 " 9.962" 1.381" 0.400" 23
24 0.026! 0.000! 0.000! 0.000" 0.070" 5.371" 166.0 " 92.85 " 59.10 " 9.885" 1.176" 0.371" 24
25 0.045! 0.000! 0.000! 0.000" 0.072" 3.102" 116.6 " 71.45 " 47.73 " 8.485" 1.052" 0.419" 25
26 0.086! 0.000! 0.000! 0.000" 0.043" 3.438" 60.08 " 60.53 " 50.57 " 7.542" 1.039" 0.395" 26
27 0.134! 0.000! 0.000! 0.004" 0.036" 14.42 " 81.94 " 80.54 " 104.1 " 6.702" 0.973" 0.401" 27
28 0.158! 0.000! 0.000! 0.026" 0.055" 21.34 " 84.66 " 102.0 " 64.88 " 5.969" 0.883" 0.438" 28
29 0.197! 0.000! 0.000! 0.032" 0.050" 38.41 " 71.52 " 76.37 " 49.04 " 5.233" 0.807" 0.357" 29
30 0.404! 0.000! 0.030" 0.032" 177.2 " 169.7 " 57.26 " 41.50 " 4.812" 1.304" 0.335" 30
31 0.473! 0.000! 0.647" 132.0 " 52.53 " 4.181" 0.302" 31
Mean 0.402! 0.058! 0.000! 0.003! 0.100" 11.34 " 67.80 " 88.40 " 62.54 " 13.34 " 2.276" 0.607"
Median 0.460! 0.000! 0.000! 0.000! 0.067" 0.758" 49.11 " 76.37 " 50.98 " 9.962" 2.033" 0.476"
Maximum 0.887! 0.488! 0.000! 0.032! 0.647" 177.2 " 196.6 " 168.4 " 131.0 " 37.27 " 5.568" 1.322"
Minimum 0.026! 0.000! 0.000! 0.000! 0.032" 0.059" 9.428" 38.61 " 26.35 " 4.181" 0.807" 0.302"
Total 12.45 ! 1.694! 0.000! 0.092! 3.094" 340.1 "2102 "2740 "1876 " 413.5 " 68.27 " 18.82 "
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 20.70 ! ! ... Not reviewed / Quality not known
Ann. Median 0.644! " ... Relative Uncertainty +/-10%
Annual Total 7576 !
Maximum Minimum
Daily 196.6 ! 0.000!
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1997
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.282" 0.102" 0.062" 0.078" 0.179" 1.211" 3.781" 18.61 " 35.89 " 8.849" 1.597" 0.434" 1
2 0.270" 0.109" 0.098" 0.061" 0.112" 1.439" 3.206" 14.98 " 58.35 " 8.069" 1.538" 0.427" 2
3 0.260" 0.123" 0.104" 0.072" 0.134" 2.157" 4.060" 13.64 " 53.24 " 7.520" 1.399" 0.407" 3
4 0.321" 0.133" 0.067" 0.070" 0.100" 3.822" 4.710" 74.38 " 47.52 " 7.042" 1.432" 0.375" 4
5 0.336" 0.225" 0.074" 0.077" 0.076" 3.188" 5.698" 166.0 " 39.39 " 6.259" 1.375" 0.337" 5
6 0.253" 0.133" 0.140" 0.065" 0.064" 6.941" 44.15 " 132.6 " 89.92 " 6.029" 1.236" 0.318" 6
7 0.228" 0.105" 0.203" 0.044" 0.055" 5.382" 52.60 " 82.28 " 54.78 " 5.742" 1.151" 0.305" 7
8 0.234" 0.112" 0.193" 0.038" 0.073" 19.09 " 25.20 " 61.11 " 60.62 " 5.692" 1.064" 0.292" 8
9 0.264" 0.068" 0.066" 0.046" 0.064" 40.80 " 39.62 " 105.6 " 63.61 " 6.642" 0.956" 0.268" 9
10 0.257" 0.083" 0.032" 0.035" 0.080" 15.74 " 22.45 " 153.6 " 52.75 " 7.831" 0.884" 0.288" 10
11 0.251" 0.075" 0.028" 0.049" 0.081" 16.67 " 14.23 " 89.28 " 40.32 " 7.304" 0.817" 0.249" 11
12 0.223" 0.117" 0.023" 0.054" 0.175" 14.65 " 10.67 " 57.40 " 43.44 " 6.703" 0.781" 0.246" 12
13 0.196" 0.153" 0.028" 0.042" 0.166" 12.02 " 80.07 " 43.20 " 36.37 " 5.909" 0.764" 0.227" 13
14 0.184" 0.074" 0.031" 0.027" 0.109" 7.202" 93.36 " 42.02 " 30.20 " 5.000" 0.705" 0.253" 14
15 0.187" 0.055" 0.034" 0.027" 0.094" 4.809" 40.66 " 128.5 " 25.81 " 4.336" 1.014" 0.230" 15
16 0.202" 0.083" 0.057" 0.035" 0.077" 3.590" 24.91 " 99.22 " 22.27 " 3.849" 1.141" 0.214" 16
17 0.153" 0.102" 0.083" 0.053" 0.073" 2.844" 16.92 " 61.45 " 19.80 " 3.472" 1.043" 0.242" 17
18 0.137" 0.089" 0.123" 0.055" 0.337" 2.319" 12.77 " 43.96 " 18.45 " 3.169" 0.817" 0.249" 18
19 0.156" 0.133" 0.080" 0.041" 0.278" 4.013" 10.26 " 36.10 " 20.22 " 2.873" 0.544" 0.230" 19
20 0.181" 0.208" 0.098" 0.043" 0.127" 38.66 " 8.527" 29.71 " 19.37 " 2.505" 0.550" 0.227" 20
21 0.188" 0.193" 0.111" 0.040" 0.093" 36.14 " 7.268" 24.76 " 17.45 " 2.264" 0.677" 0.203" 21
22 0.169" 0.150" 0.069" 0.043" 0.087" 17.75 " 6.317" 21.36 " 15.86 " 2.227" 0.626" 0.179" 22
23 0.247" 0.118" 0.088" 0.045" 0.174" 19.48 " 5.687" 19.51 " 14.52 " 2.337" 0.546" 0.153" 23
24 0.228" 0.204" 0.047" 0.042" 0.179" 12.18 " 24.75 " 17.45 " 13.80 " 2.267" 0.527" 0.112" 24
25 0.180" 0.212" 0.032" 0.043" 0.299" 22.83 " 43.54 " 15.65 " 12.67 " 2.168" 0.610" 0.131" 25
26 0.116" 0.149" 0.064" 0.039" 0.259" 17.41 " 42.99 " 14.46 " 12.17 " 2.003" 0.569" 0.179" 26
27 0.097" 0.118" 0.068" 0.041" 0.340" 10.40 " 61.55 " 15.41 " 11.39 " 1.939" 0.512" 0.209" 27
28 0.137" 0.098" 0.098" 0.033" 0.273" 7.401" 41.64 " 34.83 " 10.61 " 1.876" 0.505" 0.212" 28
29 0.102" 0.147" 0.035" 0.152" 5.713" 36.62 " 32.62 " 9.851" 1.811" 0.478" 0.279" 29
30 0.090" 0.168" 0.074" 0.447" 4.564" 36.79 " 23.66 " 9.134" 1.656" 0.453" 0.276" 30
31 0.087" 0.108" 1.090" 25.16 " 18.96 " 1.520" 0.167" 31
Mean 0.201" 0.126" 0.085" 0.048" 0.189" 12.01 " 27.42 " 54.59 " 31.99 " 4.415" 0.877" 0.256"
Median 0.196" 0.117" 0.074" 0.043" 0.127" 7.301" 24.75 " 36.10 " 24.04 " 3.849" 0.799" 0.246"
Maximum 0.336" 0.225" 0.203" 0.078" 1.090" 40.80 " 93.36 " 166.0 " 89.92 " 8.849" 1.597" 0.434"
Minimum 0.087" 0.055" 0.023" 0.027" 0.055" 1.211" 3.206" 13.64 " 9.134" 1.520" 0.453" 0.112"
Total 6.217" 3.522" 2.623" 1.450" 5.848" 360.4 " 850.2 "1692 " 959.8 " 136.9 " 26.31 " 7.921"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 11.11 " " ... Relative Uncertainty +/-10%
Ann. Median 0.478"
Annual Total 4053 "
Maximum Minimum
Daily 166.0 " 0.023"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1998
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.131" 0.000" 0.000" 0.000" 0.000" 0.060" 1.405" 27.70 " 133.8 " 72.96 " 1.970" 0.433" 1
2 0.163" 0.000" 0.000" 0.000" 0.000" 0.057" 0.971" 15.76 " 141.9 " 45.33 " 1.871" 0.398" 2
3 0.149" 0.000" 0.000" 0.000" 0.000" 0.059" 0.763" 13.57 " 106.7 " 31.40 " 1.788" 0.398" 3
4 0.109" 0.000" 0.000" 0.000" 0.000" 0.071" 2.121" 10.18 " 74.01 " 22.57 " 1.728" 0.377" 4
5 0.076" 0.000" 0.000" 0.000" 0.000" 0.232" 9.136" 68.16 " 45.86 " 17.92 " 1.655" 0.320" 5
6 0.092" 0.000" 0.000" 0.000" 0.000" 0.177" 21.69 " 65.69 " 33.86 " 14.55 " 1.534" 0.351" 6
7 0.060" 0.000" 0.000" 0.000" 0.000" 0.144" 19.09 " 36.51 " 25.58 " 12.01 " 1.436" 0.393" 7
8 0.030" 0.000" 0.000" 0.000" 0.000" 1.037" 8.913" 28.76 " 20.01 " 10.38 " 1.318" 0.346" 8
9 0.054" 0.000" 0.000" 0.000" 0.000" 0.587" 5.136" 20.71 " 16.29 " 8.787" 1.212" 0.337" 9
10 0.058" 0.000" 0.000" 0.000" 0.000" 1.008" 3.242" 24.86 " 13.82 " 7.851" 1.151" 0.329" 10
11 0.049" 0.000" 0.000" 0.000" 0.000" 1.151" 2.232" 37.85 " 11.67 " 7.081" 1.098" 0.347" 11
12 0.050" 0.000" 0.000" 0.000" 0.000" 0.831" 1.640" 21.63 " 10.76 " 6.343" 1.036" 0.312" 12
13 0.040" 0.000" 0.000" 0.000" 0.000" 1.313" 1.254" 13.95 " 11.42 " 6.101" 1.472" 0.283" 13
14 0.076" 0.000" 0.000" 0.000" 0.000" 1.039" 0.990" 10.17 " 10.15 " 5.711" 1.417" 0.245" 14
15 0.086" 0.000" 0.000" 0.000" 0.000" 0.574" 0.804" 7.915" 9.017" 5.299" 1.168" 0.312" 15
16 0.067" 0.000" 0.000" 0.000" 0.000" 0.369" 0.715" 7.213" 8.128" 5.191" 1.074" 0.257" 16
17 0.069" 0.000" 0.000" 0.000" 0.000" 2.859" 0.958" 6.779" 7.898" 5.765" 1.049" 0.237" 17
18 0.079" 0.000" 0.000" 0.000" 0.000" 3.445" 2.134" 14.70 " 7.518" 5.637" 1.324" 0.215" 18
19 0.068" 0.000" 0.000" 0.000" 0.000" 1.743" 8.073" 28.59 " 6.718" 5.229" 1.063" 0.210" 19
20 0.048" 0.000" 0.000" 0.000" 0.000" 0.960" 6.115" 19.06 " 6.358" 4.788" 0.913" 0.198" 20
21 0.037" 0.000" 0.000" 0.000" 0.010" 0.599" 22.27 " 13.14 " 18.52 " 4.461" 0.797" 0.188" 21
22 0.024" 0.000" 0.000" 0.000" 0.142" 0.446" 30.59 " 9.963" 106.4 " 3.996" 0.760" 0.186" 22
23 0.027" 0.000" 0.000" 0.000" 0.095" 0.365" 13.82 " 7.970" 58.55 " 3.488" 0.707" 0.216" 23
24 0.037" 0.000" 0.000" 0.000" 0.065" 0.322" 8.281" 8.684" 34.72 " 3.095" 0.641" 0.195" 24
25 0.019" 0.000" 0.000" 0.000" 0.062" 0.801" 7.040" 7.995" 24.72 " 2.754" 0.590" 0.191" 25
26 0.007" 0.000" 0.000" 0.000" 0.343" 2.701" 13.13 " 6.299" 19.51 " 2.569" 0.537" 0.187" 26
27 0.002" 0.000" 0.000" 0.000" 0.254" 5.608" 10.34 " 50.37 " 23.74 " 2.478" 0.502" 0.158" 27
28 0.000" 0.000" 0.000" 0.000" 0.141" 8.359" 6.539" 60.98 " 19.30 " 2.395" 0.491" 0.136" 28
29 0.000" 0.000" 0.000" 0.136" 4.095" 4.741" 142.7 " 15.03 " 2.249" 0.471" 0.130" 29
30 0.000" 0.000" 0.000" 0.106" 2.250" 3.771" 150.2 " 45.18 " 2.150" 0.431" 0.165" 30
31 0.000" 0.000" 0.084" 5.257" 84.55 " 2.032" 0.183" 31
Mean 0.055" 0.000" 0.000" 0.000" 0.046" 1.442" 7.199" 32.99 " 35.57 " 10.73 " 1.107" 0.266"
Median 0.050" 0.000" 0.000" 0.000" 0.000" 0.816" 5.136" 19.06 " 19.41 " 5.637" 1.086" 0.245"
Maximum 0.163" 0.000" 0.000" 0.000" 0.343" 8.359" 30.59 " 150.2 " 141.9 " 72.96 " 1.970" 0.433"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.057" 0.715" 6.299" 6.358" 2.032" 0.431" 0.130"
Total 1.708" 0.000" 0.000" 0.000" 1.439" 43.26 " 223.2 "1023 "1067 " 332.6 " 33.21 " 8.231"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 7.489" " ... Relative Uncertainty +/-10%
Ann. Median 0.346"
Annual Total 2733 "
Maximum Minimum
Daily 150.2 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 1999
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.181" 0.064" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1
2 0.142" 0.037" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 2
3 0.132" 0.043" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 3
4 0.104" 0.055" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 4
5 0.090" 0.070" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 5
6 0.126" 0.058" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 6
7 0.153" 0.033" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 7
8 0.171" 0.009" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 8
9 0.147" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 9
10 0.109" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 10
11 0.068" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 11
12 0.066" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 12
13 0.083" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 13
14 0.081" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 14
15 0.085" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 15
16 0.075" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 16
17 0.071" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 17
18 0.036" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 18
19 0.026" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 19
20 0.057" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 20
21 0.128" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 21
22 0.105" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 22
23 0.342" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 23
24 0.114" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 24
25 0.061" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 25
26 0.048" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 26
27 0.054" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 27
28 0.069" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 28
29 0.062" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 29
30 0.054" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 30
31 0.071" [ ] [ ] [ ] [ ] [ ] [ ] 31
Mean 0.100" 0.013" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Median 0.083" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Maximum 0.342" 0.070" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Minimum 0.026" 0.000" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Total 3.111" 0.367" 0.000" [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Missing Days 0 0 16 30 31 30 31 31 30 31 30 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 0.047" " ... Relative Uncertainty +/-10%
Ann. Median 0.029" [ ... Not Available
Annual Total 3.478"
Missing Days 291
Maximum Minimum
Daily 0.342" 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2000
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1
2 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 2
3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 3
4 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 4
5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 5
6 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 6
7 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 7
8 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 8
9 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 9
10 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 10
11 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 11
12 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 12
13 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 13
14 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 14
15 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 15
16 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 16
17 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 17
18 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 18
19 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 19
20 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 20
21 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 21
22 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 22
23 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 23
24 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 24
25 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 25
26 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 26
27 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 27
28 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 28
29 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 29
30 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 30
31 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 31
Mean [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Median [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Maximum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Minimum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Total [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Missing Days 31 29 31 30 31 30 31 31 30 31 30 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean [ ] [ ... Not Available
Ann. Median [ ]
Annual Total [ ]
Missing Days 366
Maximum Minimum
Daily [ ] [ ]
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2001
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1
2 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 2
3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 3
4 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 4
5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 5
6 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 6
7 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 7
8 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 8
9 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 9
10 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 10
11 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 11
12 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 12
13 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 13
14 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 14
15 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 15
16 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 16
17 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 17
18 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 18
19 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 19
20 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 20
21 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 21
22 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 22
23 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 23
24 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 24
25 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 25
26 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 26
27 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 27
28 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 28
29 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 29
30 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 30
31 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 31
Mean [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Median [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Maximum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Minimum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Total [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Missing Days 31 28 31 30 31 30 31 31 30 31 30 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean [ ] [ ... Not Available
Ann. Median [ ]
Annual Total [ ]
Missing Days 365
Maximum Minimum
Daily [ ] [ ]
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2002
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1
2 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 2
3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 3
4 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 4
5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 5
6 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 6
7 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 7
8 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 8
9 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 9
10 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 10
11 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 11
12 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 12
13 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 13
14 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 14
15 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 15
16 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 16
17 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 17
18 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 18
19 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 19
20 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 20
21 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 21
22 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 22
23 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 23
24 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 24
25 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 25
26 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 26
27 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 27
28 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 28
29 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 29
30 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 30
31 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 31
Mean [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Median [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Maximum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Minimum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Total [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Missing Days 31 28 31 30 31 30 31 31 30 31 30 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean [ ] [ ... Not Available
Ann. Median [ ]
Annual Total [ ]
Missing Days 365
Maximum Minimum
Daily [ ] [ ]
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2003
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1
2 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 2
3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 3
4 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 4
5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 5
6 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 6
7 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 7
8 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 8
9 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 9
10 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 10
11 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 11
12 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 12
13 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 13
14 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 14
15 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 15
16 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 16
17 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 17
18 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 18
19 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 19
20 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 20
21 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 21
22 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 22
23 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 23
24 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 24
25 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 25
26 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 26
27 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 27
28 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 28
29 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 29
30 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 30
31 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 31
Mean [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Median [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Maximum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Minimum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Total [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Missing Days 31 28 31 30 31 30 31 31 30 31 30 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean [ ] [ ... Not Available
Ann. Median [ ]
Annual Total [ ]
Missing Days 365
Maximum Minimum
Daily [ ] [ ]
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2004
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1
2 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 2
3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 3
4 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 4
5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 5
6 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 6
7 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 7
8 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 8
9 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 9
10 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 10
11 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 11
12 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 12
13 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 13
14 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 14
15 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 15
16 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 16
17 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 17
18 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 18
19 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 19
20 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 20
21 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 21
22 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 22
23 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 23
24 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 24
25 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 25
26 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 26
27 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 27
28 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 28
29 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 29
30 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] 30
31 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 31
Mean [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Median [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Maximum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Minimum [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Total [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ]
Missing Days 31 29 31 30 31 30 31 31 30 31 30 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean [ ] [ ... Not Available
Ann. Median [ ]
Annual Total [ ]
Missing Days 366
Maximum Minimum
Daily [ ] [ ]
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2005
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 [ ] [ ] [ ] [ ] [ ] [ ] 37.14 " 10.46 " 19.83 " 27.23 " 5.230" 0.541" 1
2 [ ] [ ] [ ] [ ] [ ] [ ] 28.43 " 12.58 " 18.06 " 23.08 " 4.618" 0.514" 2
3 [ ] [ ] [ ] [ ] [ ] [ ] 26.27 " 25.75 " 16.54 " 18.43 " 4.251" 0.509" 3
4 [ ] [ ] [ ] [ ] [ ] [ ] 65.97 " 21.67 " 15.48 " 20.93 " 3.886" 0.510" 4
5 [ ] [ ] [ ] [ ] [ ] [ ] 58.93 " 19.57 " 17.28 " 21.66 " 4.256" 0.495" 5
6 [ ] [ ] [ ] [ ] [ ] [ ] 42.31 " 21.27 " 35.57 " 95.20 " 3.990" 0.485" 6
7 [ ] [ ] [ ] [ ] [ ] [ ] 32.22 " 19.49 " 34.23 " 73.80 " 3.687" 0.495" 7
8 [ ] [ ] [ ] [ ] [ ] [ ] 24.35 " 17.39 " 38.55 " 51.41 " 3.704" 0.508" 8
9 [ ] [ ] [ ] [ ] [ ] [ ] 19.10 " 15.74 " 50.07 " 41.72 " 3.329" 0.488" 9
10 [ ] [ ] [ ] [ ] [ ] [ ] 15.71 " 14.78 " 38.79 " 35.10 " 2.855" 0.461" 10
11 [ ] [ ] [ ] [ ] [ ] 169.7 " 13.25 " 13.99 " 32.06 " 29.64 " 2.551" 0.758" 11
12 [ ] [ ] [ ] [ ] [ ] 166.2 " 11.69 " 24.45 " 31.78 " 25.79 " 2.329" 0.634" 12
13 [ ] [ ] [ ] [ ] [ ] 131.3 " 26.59 " 57.60 " 30.53 " 21.48 " 2.093" 0.562" 13
14 [ ] [ ] [ ] [ ] [ ] 70.61 " 37.84 " 47.77 " 37.36 " 18.33 " 1.802" 0.520" 14
15 [ ] [ ] [ ] [ ] [ ] 46.98 " 35.55 " 36.65 " 31.62 " 16.00 " 1.548" 0.494" 15
16 [ ] [ ] [ ] [ ] [ ] 42.39 " 32.02 " 82.41 " 25.59 " 14.02 " 1.396" 0.462" 16
17 [ ] [ ] [ ] [ ] [ ] 58.01 " 23.91 " 163.6 " 29.85 " 12.03 " 1.241" 0.442" 17
18 [ ] [ ] [ ] [ ] [ ] 46.93 " 18.24 " 267.3 " 32.68 " 10.51 " 1.130" 0.424" 18
19 [ ] [ ] [ ] [ ] [ ] 42.55 " 14.92 " 164.8 " 26.56 " 9.419" 1.023" 0.432" 19
20 [ ] [ ] [ ] [ ] [ ] 35.45 " 12.81 " 101.4 " 30.31 " 8.425" 0.911" 0.408" 20
21 [ ] [ ] [ ] [ ] [ ] 26.45 " 22.25 " 69.29 " 39.26 " 8.466" 0.809" 0.343" 21
22 [ ] [ ] [ ] [ ] [ ] 19.63 " 26.86 " 53.86 " 30.40 " 9.114" 0.745" 0.333" 22
23 [ ] [ ] [ ] [ ] [ ] 130.0 " 44.93 " 43.79 " 24.97 " 8.480" 0.719" 0.378" 23
24 [ ] [ ] [ ] [ ] [ ] 210.6 " 38.39 " 38.13 " 20.67 " 7.973" 0.667" 0.331" 24
25 [ ] [ ] [ ] [ ] [ ] 145.7 " 34.02 " 33.92 " 18.04 " 8.034" 0.617" 0.286" 25
26 [ ] [ ] [ ] [ ] [ ] 77.10 " 26.56 " 30.37 " 16.04 " 7.756" 0.624" 0.283" 26
27 [ ] [ ] [ ] [ ] [ ] 48.80 " 21.15 " 27.78 " 14.50 " 7.327" 1.036" 0.298" 27
28 [ ] [ ] [ ] [ ] [ ] 35.99 " 18.11 " 28.87 " 13.17 " 6.751" 0.897" 0.300" 28
29 [ ] [ ] [ ] [ ] 31.14 " 15.77 " 28.73 " 16.58 " 6.165" 0.719" 0.284" 29
30 [ ] [ ] [ ] [ ] 46.28 " 13.62 " 26.15 " 22.74 " 5.893" 0.579" 0.283" 30
31 [ ] [ ] [ ] 11.80 " 22.66 " 5.755" 0.265" 31
Mean [ ] [ ] [ ] [ ] [ ] 79.09 " 27.44 " 49.75 " 26.97 " 21.16 " 2.108" 0.436"
Median [ ] [ ] [ ] [ ] [ ] 47.89 " 26.27 " 28.73 " 28.20 " 14.02 " 1.472" 0.461"
Maximum [ ] [ ] [ ] [ ] [ ] 210.6 " 65.97 " 267.3 " 50.07 " 95.20 " 5.230" 0.758"
Minimum [ ] [ ] [ ] [ ] [ ] 19.63 " 11.69 " 10.46 " 13.17 " 5.755" 0.579" 0.265"
Total [ ] [ ] [ ] [ ] [ ] 1582 " 850.7 "1542 " 809.1 " 655.9 " 63.24 " 13.53 "
Missing Days 31 28 31 30 31 10 0 0 0 0 0 0
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 27.04 " " ... Relative Uncertainty +/-10%
Ann. Median 18.17 " [ ... Not Available
Annual Total 5516 "
Missing Days 161
Maximum Minimum
Daily 267.3 " 0.265"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2006
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.224" 0.214" 0.060" 0.000" 0.080" 0.069" 0.096" 1.161" 2.878" 1.070" 0.099" 0.059" 1
2 0.226" 0.206" 0.065" 0.000" 0.073" 0.057" 0.073" 1.443" 3.068" 1.023" 0.100" 0.036" 2
3 0.347" 0.209" 0.094" 0.000" 0.101" 0.057" 0.065" 1.576" 2.566" 0.985" 0.119" 0.020" 3
4 0.410" 0.198" 0.074" 0.000" 0.121" 0.053" 0.071" 1.070" 2.210" 2.083" 0.123" 0.009" 4
5 0.467" 0.192" 0.064" 0.000" 0.104" 0.054" 0.064" 0.714" 1.847" 1.688" 0.131" 0.002" 5
6 0.393" 0.214" 0.059" 0.000" 0.120" 0.044" 0.062" 0.551" 1.529" 1.003" 0.119" 0.000" 6
7 0.263" 0.204" 0.042" 0.000" 0.103" 0.044" 0.058" 0.741" 1.227" 0.671" 0.102" 0.000" 7
8 0.188" 0.153" 0.027" 0.000" 0.088" 0.046" 0.049" 1.196" 1.107" 0.472" 0.100" 0.000" 8
9 0.143" 0.117" 0.026" 0.000" 0.072" 0.049" 0.094" 1.001" 0.993" 0.411" 0.112" 0.000" 9
10 0.117" 0.158" 0.025" 0.000" 0.061" 0.052" 0.130" 0.723" 1.100" 0.388" 0.101" 0.000" 10
11 0.127" 0.144" 0.017" 0.000" 0.057" 0.038" 0.106" 0.561" 1.406" 0.485" 0.144" 0.000" 11
12 0.228" 0.177" 0.008" 0.000" 0.041" 0.030" 0.082" 0.828" 1.502" 0.536" 0.149" 0.000" 12
13 0.410" 0.163" 0.004" 0.000" 0.028" 0.025" 0.059" 0.857" 1.378" 0.554" 0.116" 0.000" 13
14 0.237" 0.146" 0.002" 0.001" 0.019" 0.024" 0.057" 2.045" 1.230" 0.464" 0.084" 0.000" 14
15 0.272" 0.163" 0.000" 0.011" 0.021" 0.019" 0.060" 12.34 " 1.098" 0.438" 0.057" 0.000" 15
16 0.238" 0.167" 0.000" 0.034" 0.028" 0.011" 0.057" 7.370" 1.088" 0.399" 0.041" 0.000" 16
17 0.151" 0.147" 0.000" 0.059" 0.028" 0.006" 0.051" 3.843" 1.187" 0.383" 0.042" 0.000" 17
18 0.117" 0.117" 0.000" 0.085" 0.035" 0.005" 0.043" 2.264" 1.221" 0.355" 0.026" 0.000" 18
19 0.126" 0.156" 0.000" 0.105" 0.043" 0.022" 0.039" 1.967" 1.127" 0.323" 0.020" 0.000" 19
20 0.153" 0.231" 0.000" 0.092" 0.031" 0.127" 0.242" 3.615" 1.072" 0.303" 0.019" 0.000" 20
21 0.137" 0.097" 0.000" 0.052" 0.029" 0.102" 0.526" 4.732" 1.059" 0.267" 0.026" 0.000" 21
22 0.187" 0.050" 0.000" 0.052" 0.022" 0.064" 0.222" 36.09 " 0.976" 0.265" 0.036" 0.000" 22
23 0.150" 0.078" 0.000" 0.084" 0.028" 0.052" 0.118" 38.76 " 1.467" 0.241" 0.020" 0.000" 23
24 0.884" 0.128" 0.000" 0.111" 0.047" 0.050" 0.439" 15.31 " 1.605" 0.213" 0.023" 0.000" 24
25 2.916" 0.112" 0.000" 0.185" 0.039" 0.037" 0.677" 8.322" 1.232" 0.185" 0.020" 0.000" 25
26 2.895" 0.131" 0.000" 0.190" 0.036" 0.046" 0.384" 5.574" 1.586" 0.172" 0.013" 0.000" 26
27 1.031" 0.169" 0.000" 0.132" 0.037" 0.268" 0.671" 4.207" 1.550" 0.155" 0.006" 0.000" 27
28 0.507" 0.135" 0.000" 0.101" 0.029" 0.343" 0.866" 3.228" 1.295" 0.145" 0.006" 0.000" 28
29 0.319" 0.000" 0.083" 0.046" 0.148" 2.585" 2.599" 1.060" 0.145" 0.059" 0.000" 29
30 0.265" 0.000" 0.072" 0.104" 0.082" 2.549" 2.193" 0.953" 0.142" 0.083" 0.000" 30
31 0.228" 0.000" 0.085" 1.601" 2.511" 0.115" 0.000" 31
Mean 0.463" 0.156" 0.018" 0.048" 0.057" 0.068" 0.393" 5.464" 1.454" 0.519" 0.070" 0.004"
Median 0.237" 0.157" 0.000" 0.022" 0.043" 0.050" 0.094" 2.193" 1.231" 0.388" 0.071" 0.000"
Maximum 2.916" 0.231" 0.094" 0.190" 0.121" 0.343" 2.585" 38.76 " 3.068" 2.083" 0.149" 0.059"
Minimum 0.117" 0.050" 0.000" 0.000" 0.019" 0.005" 0.039" 0.551" 0.953" 0.115" 0.006" 0.000"
Total 14.35 " 4.375" 0.570" 1.447" 1.756" 2.026" 12.20 " 169.4 " 43.62 " 16.08 " 2.096" 0.126"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 0.734" " ... Relative Uncertainty +/-10%
Ann. Median 0.104"
Annual Total 268.0 "
Maximum Minimum
Daily 38.76 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2007
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.017" 45.37 " 35.70 " 15.30 " 1.351" 0.268" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.081" 36.87 " 23.09 " 12.48 " 1.124" 0.261" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.978" 19.05 " 16.24 " 10.37 " 0.986" 0.232" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.676" 12.08 " 12.76 " 8.693" 0.863" 0.218" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.157" 8.429" 11.88 " 7.275" 0.787" 0.251" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.654" 33.53 " 9.957" 6.186" 0.721" 0.291" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.417" 56.90 " 10.19 " 5.361" 0.667" 0.257" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.444" 40.38 " 48.75 " 38.11 " 0.626" 0.224" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.960" 22.16 " 34.07 " 79.97 " 0.582" 0.202" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.805" 57.95 " 19.67 " 47.73 " 0.559" 0.183" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.492" 75.70 " 22.35 " 34.88 " 0.535" 0.170" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.352" 37.10 " 124.1 " 22.40 " 0.468" 0.162" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.268" 21.30 " 103.9 " 15.78 " 0.430" 0.165" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.229" 15.03 " 63.88 " 12.08 " 0.436" 0.144" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.203" 11.30 " 59.61 " 9.430" 0.423" 0.116" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.235" 8.845" 40.67 " 7.464" 0.416" 0.138" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.194" 7.117" 31.14 " 6.259" 0.405" 0.187" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.192" 5.999" 32.13 " 5.498" 0.400" 0.222" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.289" 5.326" 43.66 " 4.752" 0.371" 0.209" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.596" 5.040" 29.42 " 4.261" 0.352" 0.173" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.373" 4.685" 20.58 " 3.735" 0.340" 0.142" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 9.728" 5.043" 17.66 " 3.147" 0.336" 0.135" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 16.57 " 19.45 " 14.80 " 2.689" 0.310" 0.126" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 74.70 " 12.84 " 104.2 " 2.371" 0.292" 0.110" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 33.78 " 8.994" 101.2 " 2.102" 0.291" 0.076" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 26.93 " 27.89 " 57.70 " 1.943" 0.275" 0.047" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 27.88 " 58.65 " 40.04 " 2.281" 0.252" 0.041" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 2.927" 74.44 " 44.61 " 30.45 " 2.228" 0.239" 0.064" 28
29 0.000" 0.000" 0.000" 0.000" 1.938" 33.76 " 73.18 " 22.61 " 2.005" 0.232" 0.079" 29
30 0.000" 0.000" 0.000" 0.000" 1.430" 24.25 " 122.9 " 18.09 " 1.830" 0.236" 0.035" 30
31 0.000" 0.000" 0.000" 36.02 " 62.41 " 1.621" 0.039" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 0.210" 12.22 " 31.17 " 40.02 " 12.27 " 0.510" 0.160"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.017" 21.30 " 30.79 " 6.186" 0.420" 0.165"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 2.927" 74.70 " 122.9 " 124.1 " 79.97 " 1.351" 0.291"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.192" 4.685" 9.957" 1.621" 0.232" 0.035"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 6.294" 378.7 " 966.1 "1201 " 380.2 " 15.31 " 4.966"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 8.088" " ... Relative Uncertainty +/-10%
Ann. Median 0.064"
Annual Total 2952 "
Maximum Minimum
Daily 124.1 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2008
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.024" 0.000" 0.000" 7.579" 0.139" 59.77 " 29.10 " 100.9 " 4.474" 2.938" 0.715" 0.301" 1
2 0.015" 0.000" 0.000" 0.873" 0.123" 20.62 " 19.75 " 105.5 " 3.972" 3.046" 0.669" 0.305" 2
3 0.019" 0.000" 0.000" 0.490" 0.098" 10.68 " 15.50 " 78.91 " 3.386" 2.733" 0.644" 0.301" 3
4 0.030" 0.000" 0.000" 0.295" 0.089" 6.743" 13.79 " 55.07 " 3.126" 2.582" 0.730" 0.303" 4
5 0.021" 0.000" 0.000" 0.285" 0.090" 4.822" 28.07 " 42.26 " 2.916" 2.431" 0.929" 0.304" 5
6 0.010" 0.000" 0.000" 0.169" 0.070" 3.755" 32.27 " 35.30 " 2.717" 2.183" 1.073" 0.296" 6
7 0.006" 0.000" 0.000" 0.047" 0.101" 3.039" 19.11 " 29.15 " 2.521" 1.991" 0.872" 0.258" 7
8 0.002" 0.000" 0.000" 0.064" 0.139" 2.528" 13.85 " 23.80 " 2.438" 1.860" 0.794" 0.232" 8
9 0.000" 0.000" 0.000" 0.045" 0.124" 24.61 " 12.00 " 19.52 " 2.333" 1.714" 0.747" 0.236" 9
10 0.000" 0.000" 0.000" 0.029" 0.677" 41.98 " 23.36 " 16.65 " 2.262" 1.595" 0.726" 0.282" 10
11 0.000" 0.000" 0.000" 0.019" 2.342" 35.08 " 36.33 " 14.35 " 2.310" 1.549" 0.675" 0.310" 11
12 0.000" 0.000" 0.000" 0.007" 0.863" 24.20 " 33.90 " 12.53 " 2.409" 1.442" 0.637" 0.291" 12
13 0.000" 0.000" 0.000" 0.001" 0.847" 14.41 " 24.31 " 11.03 " 2.419" 1.323" 0.566" 0.281" 13
14 0.000" 0.000" 0.000" 0.000" 0.726" 9.944" 17.40 " 9.898" 2.315" 1.206" 0.495" 0.247" 14
15 0.000" 0.000" 0.000" 0.000" 1.872" 59.73 " 88.42 " 8.981" 2.179" 1.066" 0.447" 0.205" 15
16 0.000" 0.000" 0.000" 0.000" 2.417" 133.9 " 170.1 " 8.134" 2.086" 0.991" 0.397" 0.188" 16
17 0.000" 0.000" 0.000" 0.088" 1.000" 105.7 " 132.1 " 7.393" 2.129" 0.945" 0.358" 0.177" 17
18 0.000" 0.000" 0.000" 0.147" 0.524" 60.99 " 231.1 " 6.743" 2.445" 0.939" 0.352" 0.205" 18
19 0.000" 0.000" 0.000" 0.054" 0.380" 36.77 " 185.1 " 6.927" 2.796" 0.867" 0.359" 0.167" 19
20 0.000" 0.000" 0.000" 0.114" 0.475" 23.49 " 106.4 " 6.658" 2.715" 0.955" 0.440" 0.173" 20
21 0.000" 0.000" 0.000" 0.260" 0.392" 16.58 " 69.15 " 6.030" 2.802" 0.964" 0.463" 0.222" 21
22 0.000" 0.000" 0.000" 0.169" 1.547" 12.91 " 49.31 " 5.509" 2.772" 0.701" 0.410" 0.182" 22
23 0.000" 0.000" 0.000" 0.110" 6.986" 10.44 " 173.9 " 5.144" 2.476" 0.813" 0.513" 0.271" 23
24 0.000" 0.000" 0.000" 0.089" 11.21 " 9.262" 270.0 " 4.907" 2.299" 1.153" 0.481" 0.144" 24
25 0.000" 0.000" 0.000" 0.071" 11.16 " 16.23 " 164.7 " 4.729" 4.524" 2.255" 0.448" 0.235" 25
26 0.000" 0.000" 0.000" 0.094" 5.807" 12.37 " 103.3 " 4.376" 5.987" 1.586" 0.461" 0.203" 26
27 0.000" 0.000" 0.000" 0.187" 3.142" 10.55 " 95.60 " 4.104" 4.575" 1.258" 0.479" 0.281" 27
28 0.000" 0.000" 0.000" 0.206" 3.524" 44.15 " 118.9 " 3.881" 3.964" 1.184" 0.392" 0.310" 28
29 0.000" 0.000" 0.000" 0.158" 7.176" 72.97 " 109.0 " 3.891" 3.532" 1.111" 0.338" 0.222" 29
30 0.000" 0.000" 0.160" 5.025" 45.91 " 97.65 " 3.679" 3.158" 0.942" 0.320" 0.225" 30
31 0.000" 0.622" 27.74 " 118.0 " 3.664" 0.814" 0.210" 31
Mean 0.004" 0.000" 0.020" 0.394" 3.123" 31.14 " 83.92 " 20.95 " 3.001" 1.520" 0.564" 0.244"
Median 0.000" 0.000" 0.000" 0.102" 0.847" 18.60 " 69.15 " 8.134" 2.716" 1.258" 0.488" 0.236"
Maximum 0.030" 0.000" 0.622" 7.579" 27.74 " 133.9 " 270.0 " 105.5 " 5.987" 3.046" 1.073" 0.310"
Minimum 0.000" 0.000" 0.000" 0.000" 0.070" 2.528" 12.00 " 3.664" 2.086" 0.701" 0.320" 0.144"
Total 0.126" 0.000" 0.622" 11.81 " 96.81 " 934.1 "2601 " 649.6 " 90.04 " 47.13 " 16.93 " 7.566"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 12.18 " " ... Relative Uncertainty +/-10%
Ann. Median 0.657"
Annual Total 4456 "
Maximum Minimum
Daily 270.0 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2009
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.162" 0.000" 0.000" 0.000" 0.000" 0.000" 13.56 " 4.577" 8.351" 9.451" 0.610" 0.269" 1
2 0.106" 0.000" 0.000" 0.000" 0.000" 0.000" 6.681" 3.785" 9.497" 8.119" 0.531" 0.251" 2
3 0.067" 0.000" 0.000" 0.000" 0.000" 0.000" 3.510" 3.184" 8.849" 7.200" 0.503" 0.228" 3
4 0.040" 0.000" 0.000" 0.000" 0.000" 0.000" 2.259" 2.714" 7.606" 6.289" 0.482" 0.220" 4
5 0.016" 0.000" 0.000" 0.000" 0.000" 0.000" 1.678" 2.413" 8.063" 5.373" 0.513" 0.216" 5
6 0.002" 0.000" 0.000" 0.000" 0.000" 0.000" 1.533" 2.529" 8.151" 4.614" 0.576" 0.208" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.369" 2.329" 8.207" 3.913" 0.581" 0.198" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.242" 2.383" 14.44 " 3.517" 0.562" 0.160" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.090" 2.317" 14.31 " 3.219" 0.521" 0.148" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 13.68 " 3.682" 14.98 " 2.899" 0.507" 0.138" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 18.16 " 5.772" 79.90 " 2.566" 0.510" 0.139" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 6.992" 16.77 " 117.1 " 2.319" 0.606" 0.125" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.781" 37.35 " 80.81 " 2.142" 0.611" 0.110" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.373" 95.32 " 53.10 " 1.958" 0.545" 0.124" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.749" 111.0 " 57.01 " 1.775" 0.508" 0.106" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.866" 88.83 " 42.74 " 1.598" 0.482" 0.084" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 39.13 " 61.01 " 32.78 " 1.366" 0.467" 0.066" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 19.36 " 70.12 " 37.74 " 1.242" 0.997" 0.048" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 40.39 " 81.05 " 33.18 " 1.135" 1.053" 0.042" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 84.13 " 49.93 " 32.77 " 1.000" 0.738" 0.034" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 81.09 " 51.84 " 56.31 " 0.875" 0.571" 0.030" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 45.96 " 53.10 " 52.07 " 0.815" 0.520" 0.020" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 126.0 " 48.65 " 39.30 " 0.770" 0.479" 0.007" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 0.048" 66.07 " 36.29 " 29.89 " 0.714" 0.394" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 8.606" 39.86 " 26.94 " 21.38 " 0.669" 0.337" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 6.947" 25.14 " 19.76 " 16.63 " 0.710" 0.297" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 4.917" 15.65 " 15.42 " 13.37 " 0.703" 0.285" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 6.670" 11.25 " 13.32 " 12.00 " 0.765" 0.275" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 18.72 " 8.485" 12.04 " 11.91 " 0.805" 0.289" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 25.96 " 6.752" 10.19 " 11.07 " 0.763" 0.284" 0.000" 30
31 0.000" 0.000" 0.000" 5.497" 8.836" 0.707" 0.000" 31
Mean 0.013" 0.000" 0.000" 0.000" 0.000" 2.396" 22.59 " 30.43 " 31.12 " 2.580" 0.521" 0.096"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 8.485" 15.42 " 19.01 " 1.598" 0.511" 0.084"
Maximum 0.162" 0.000" 0.000" 0.000" 0.000" 25.96 " 126.0 " 111.0 " 117.1 " 9.451" 1.053" 0.269"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.242" 2.317" 7.606" 0.669" 0.275" 0.000"
Total 0.394" 0.000" 0.000" 0.000" 0.000" 71.87 " 700.2 " 943.4 " 933.6 " 79.99 " 15.64 " 2.974"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 7.529" " ... Relative Uncertainty +/-10%
Ann. Median 0.040"
Annual Total 2748 "
Maximum Minimum
Daily 126.0 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2010
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.188" 6.196" 1.425" 0.432" 0.138" 0.000" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.295" 4.215" 1.265" 0.408" 0.122" 0.000" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.267" 3.091" 1.168" 0.388" 0.144" 0.000" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.207" 2.428" 1.132" 0.364" 0.147" 0.000" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.188" 2.011" 1.082" 0.348" 0.199" 0.000" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.179" 1.722" 1.012" 0.320" 0.231" 0.000" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.166" 1.484" 1.149" 0.301" 0.170" 0.000" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.717" 1.290" 1.414" 0.299" 0.081" 0.000" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 18.04 " 1.152" 1.596" 0.291" 0.053" 0.000" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 19.59 " 1.042" 1.461" 0.313" 0.083" 0.000" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 10.23 " 0.978" 1.340" 0.311" 0.170" 0.000" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 11.29 " 11.15 " 1.446" 0.295" 0.167" 0.000" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 14.05 " 41.46 " 1.323" 0.286" 0.140" 0.000" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 7.933" 23.09 " 1.253" 0.283" 0.190" 0.000" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.321" 13.58 " 1.152" 0.267" 0.224" 0.000" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.466" 8.797" 1.025" 0.250" 0.144" 0.000" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.682" 5.787" 0.907" 0.232" 0.103" 0.000" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.410" 4.772" 0.824" 0.219" 0.062" 0.000" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.652" 3.836" 0.768" 0.210" 0.019" 0.000" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.096" 3.616" 0.710" 0.281" 0.002" 0.000" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.678" 3.760" 0.678" 0.342" 0.000" 0.000" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.014" 1.426" 3.968" 0.648" 0.372" 0.000" 0.000" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 1.536" 1.199" 3.579" 0.612" 0.317" 0.000" 0.000" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 1.325" 1.037" 2.963" 0.574" 0.255" 0.000" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 0.595" 0.963" 2.582" 0.551" 0.242" 0.000" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 0.330" 1.464" 2.199" 0.536" 0.295" 0.000" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 0.416" 3.932" 1.933" 0.530" 0.337" 0.000" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 0.370" 6.470" 1.757" 0.487" 0.318" 0.000" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 0.217" 27.35 " 1.621" 0.475" 0.221" 0.000" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 0.203" 17.62 " 1.622" 0.457" 0.179" 0.000" 0.000" 30
31 0.000" 0.000" 0.000" 10.02 " 1.588" 0.148" 0.000" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 0.167" 5.843" 5.460" 0.967" 0.294" 0.086" 0.000"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.410" 2.963" 1.018" 0.295" 0.082" 0.000"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 1.536" 27.35 " 41.46 " 1.596" 0.432" 0.231" 0.000"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.166" 0.978" 0.457" 0.148" 0.000" 0.000"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 5.006" 181.1 " 169.3 " 29.00 " 9.125" 2.590" 0.000"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 1.085" " ... Relative Uncertainty +/-10%
Ann. Median 0.000"
Annual Total 396.1 "
Maximum Minimum
Daily 41.46 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2011
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 25.04 # 52.77 " 7.225" 7.760" 0.503" 0.357" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.053" 19.01 # 64.64 " 9.037" 6.445" 0.483" 0.306" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.171" 59.40 # 46.90 " 17.59 " 5.388" 0.510" 0.253" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.154" 21.17 # 35.99 " 16.17 " 4.645" 0.610" 0.244" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.117" 11.42 # 20.96 " 11.91 " 3.995" 1.433" 0.353" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.089" 7.197" 13.91 " 8.638" 3.427" 2.555" 0.482" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.066" 4.783" 10.40 " 6.710" 2.980" 2.410" 0.691" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.048" 3.332" 9.894" 5.391" 2.668" 5.962" 0.570" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.034" 2.653" 10.33 " 4.392" 2.341" 4.830" 0.407" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.020" 2.236" 8.060" 3.657" 1.990" 3.525" 0.339" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.009" 2.110" 6.451" 3.113" 1.772" 2.676" 0.306" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.002" 2.041" 5.168" 2.748" 1.599" 2.143" 0.423" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.868" 4.567" 2.464" 1.408" 1.777" 0.857" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.009" 1.850" 50.21 " 2.266" 1.289" 1.576" 0.719" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.054" 11.22 " 50.77 " 2.183" 1.242" 1.408" 0.462" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.050" 19.48 " 79.04 " 2.535" 1.113" 1.297" 0.377" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.023" 8.820" 49.08 " 3.117" 1.056" 1.275" 0.317" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.022" 5.425" 30.23 " 28.46 " 1.052" 1.218" 0.272" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.026" 3.982" 19.03 " 37.95 " 0.916" 1.106" 0.238" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.033" 3.440" 13.64 " 22.68 " 0.863" 0.991" 0.226" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.041" 3.771" 11.23 " 27.70 " 0.829" 0.869" 0.201" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.026" 4.397" 136.3 " 38.74 " 0.832" 0.743" 0.189" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 0.026" 5.956" 94.23 " 23.48 " 0.834" 0.637" 0.178" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 0.942" 5.210" 62.14 " 15.85 " 0.788" 0.541" 0.160" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 7.901" 4.007" 41.29 " 12.14 " 0.861" 0.473" 0.155" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 3.528" 7.421" 28.49 " 10.08 " 0.926" 0.420" 0.145" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 1.165" 8.423" 20.03 " 10.48 " 0.916" 0.402" 0.143" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 43.42 " 35.73 " 15.23 " 18.00 " 0.841" 0.416" 0.135" 28
29 0.000" 0.000" 0.000" 0.000" 43.90 " 39.51 " 12.07 " 13.81 " 0.701" 0.436" 0.115" 29
30 0.000" 0.000" 0.000" 0.000" 52.79 # 51.17 " 9.961" 10.10 " 0.599" 0.384" 0.115" 30
31 0.000" 0.000" 0.000" 74.78 " 8.310" 0.536" 0.132" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 5.157# 14.74 # 32.95 " 12.62 " 2.020" 1.454" 0.318"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.049# 5.956# 20.03 " 10.09 " 1.113" 1.048" 0.272"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 52.79 # 74.78 # 136.3 " 38.74 " 7.760" 5.962" 0.857"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000# 1.850# 4.567" 2.183" 0.536" 0.384" 0.115"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 154.7 # 456.8 #1021 " 378.6 " 62.61 " 43.61 " 9.866"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 5.829# " ... Relative Uncertainty +/-10%
Ann. Median 0.178# # ... Relative Uncertainty +/-15%
Annual Total 2128 #
Maximum Minimum
Daily 136.3 # 0.000#
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2012
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.112" 0.000" 0.000" 0.000" 0.000" 0.000" 3.300" 5.695" 4.016" 9.700" 0.411" 0.294" 1
2 0.076" 0.000" 0.000" 0.000" 0.000" 0.000" 2.533" 10.06 " 4.107" 7.506" 0.422" 0.256" 2
3 0.041" 0.000" 0.000" 0.000" 0.000" 0.000" 2.007" 24.12 " 7.324" 6.078" 0.538" 0.223" 3
4 0.046" 0.000" 0.000" 0.000" 0.000" 0.000" 1.603" 23.51 " 87.86 " 4.751" 1.007" 0.189" 4
5 0.040" 0.000" 0.000" 0.000" 0.000" 0.000" 1.374" 18.35 " 70.53 " 3.998" 1.110" 0.169" 5
6 0.033" 0.000" 0.000" 0.000" 0.000" 0.000" 1.594" 12.56 " 56.72 " 3.379" 1.000" 0.185" 6
7 0.022" 0.000" 0.000" 0.000" 0.000" 0.000" 1.843" 19.10 " 36.17 " 2.960" 0.929" 0.193" 7
8 0.022" 0.000" 0.000" 0.000" 0.000" 0.000" 1.775" 25.52 " 22.47 " 2.540" 0.840" 0.175" 8
9 0.025" 0.000" 0.000" 0.000" 0.000" 0.000" 1.549" 15.08 " 15.69 " 2.229" 0.738" 0.148" 9
10 0.017" 0.000" 0.000" 0.000" 0.000" 0.000" 1.704" 9.321" 11.86 " 1.895" 0.654" 0.135" 10
11 0.020" 0.000" 0.000" 0.000" 0.000" 0.198" 1.928" 6.637" 9.471" 1.620" 0.574" 0.134" 11
12 0.008" 0.000" 0.000" 0.000" 0.000" 6.381" 1.781" 20.03 " 7.652" 1.409" 0.499" 67.45 " 12
13 0.003" 0.000" 0.000" 0.000" 0.000" 28.68 " 1.746" 50.53 " 6.395" 1.298" 0.455" 37.31 " 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 11.72 " 1.504" 28.28 " 5.477" 1.279" 0.418" 15.34 " 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 12.63 " 1.351" 23.50 " 4.719" 1.341" 0.371" 7.647" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 5.880" 3.073" 15.70 " 3.973" 1.284" 0.331" 4.824" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 3.189" 9.210" 10.97 " 3.424" 1.189" 0.298" 3.489" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 2.051" 5.774" 8.256" 3.853" 1.065" 0.272" 2.664" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 33.04 " 3.669" 6.620" 5.258" 0.967" 0.257" 1.910" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 30.10 " 2.731" 5.698" 7.201" 0.869" 0.251" 1.625" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 22.01 " 2.164" 6.255" 10.51 " 0.765" 0.241" 1.385" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 9.865" 1.816" 20.62 " 16.55 " 0.929" 0.230" 1.208" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 5.029" 1.667" 14.12 " 14.06 " 0.942" 0.238" 1.019" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 3.110" 1.657" 9.715" 9.974" 0.828" 0.236" 0.901" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 2.144" 1.480" 7.348" 10.20 " 0.748" 0.222" 0.740" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 1.806" 1.273" 6.105" 10.53 " 0.672" 0.221" 0.631" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 7.279" 1.124" 5.468" 19.27 " 0.591" 0.218" 0.575" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 14.16 " 0.990" 4.746" 25.89 " 0.562" 0.376" 0.499" 28
29 0.000" 0.000" 0.000" 0.000" 0.000" 7.620" 0.963" 4.260" 17.57 " 0.546" 0.507" 0.453" 29
30 0.000" 0.000" 0.000" 0.000" 4.660" 0.998" 4.141" 12.74 " 0.500" 0.392" 0.412" 30
31 0.000" 0.000" 0.000" 1.475" 3.672" 0.450" 0.381" 31
Mean 0.015" 0.000" 0.000" 0.000" 0.000" 7.052" 2.182" 13.74 " 17.38 " 2.093" 0.475" 4.922"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 3.150" 1.704" 10.06 " 10.35 " 1.279" 0.402" 0.575"
Maximum 0.112" 0.000" 0.000" 0.000" 0.000" 33.04 " 9.210" 50.53 " 87.86 " 9.700" 1.110" 67.45 "
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.963" 3.672" 3.424" 0.450" 0.218" 0.134"
Total 0.465" 0.000" 0.000" 0.000" 0.000" 211.6 " 67.66 " 426.0 " 521.5 " 64.89 " 14.25 " 152.6 "
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 3.986" " ... Relative Uncertainty +/-10%
Ann. Median 0.283"
Annual Total 1459 "
Maximum Minimum
Daily 87.86 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2013
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.363" 0.000" 0.000" 0.000" 0.000" 0.457" 0.430" 40.66 " 43.65 " 29.22 " 1.858" 0.531" 1
2 0.347" 0.000" 0.000" 0.000" 0.000" 0.304" 0.356" 32.13 " 32.72 " 24.08 " 1.697" 0.425" 2
3 0.295" 0.000" 0.000" 0.000" 0.000" 0.237" 0.335" 21.49 " 26.19 " 20.16 " 1.536" 0.387" 3
4 0.300" 0.000" 0.000" 0.000" 0.000" 0.250" 0.338" 15.96 " 34.29 " 17.14 " 1.500" 0.350" 4
5 0.287" 0.000" 0.000" 0.000" 0.000" 0.267" 0.297" 13.59 " 26.69 " 15.62 " 1.441" 0.300" 5
6 0.267" 0.000" 0.000" 0.000" 0.000" 0.223" 0.275" 14.09 " 19.52 " 15.39 " 1.302" 0.298" 6
7 0.340" 0.000" 0.000" 0.000" 0.000" 0.198" 0.243" 97.88 " 15.82 " 13.91 " 1.137" 0.311" 7
8 0.301" 0.000" 0.000" 0.000" 0.000" 0.179" 0.230" 163.7 " 13.29 " 12.30 " 1.080" 0.308" 8
9 0.227" 0.000" 0.000" 0.000" 0.000" 0.377" 0.750" 103.1 " 11.44 " 12.66 " 1.038" 0.266" 9
10 0.206" 0.000" 0.000" 0.000" 0.000" 0.559" 2.003" 71.87 " 10.15 " 11.83 " 0.934" 0.228" 10
11 0.200" 0.000" 0.000" 0.000" 0.000" 0.370" 4.627" 54.58 " 30.95 " 10.41 " 0.848" 0.208" 11
12 0.194" 0.000" 0.000" 0.000" 0.000" 0.262" 20.79 " 40.45 " 72.24 " 9.297" 0.778" 0.254" 12
13 0.178" 0.000" 0.000" 0.000" 0.000" 0.218" 10.22 " 32.43 " 51.23 " 8.326" 0.700" 0.231" 13
14 0.187" 0.000" 0.000" 0.000" 0.000" 0.210" 5.686" 27.96 " 67.78 " 7.368" 0.637" 0.164" 14
15 0.170" 0.000" 0.000" 0.000" 0.000" 0.200" 7.997" 24.65 " 65.23 " 6.613" 0.540" 0.204" 15
16 0.164" 0.000" 0.000" 0.000" 0.087" 0.197" 10.15 " 34.75 " 55.37 " 6.012" 0.515" 0.173" 16
17 0.150" 0.000" 0.000" 0.000" 1.564" 0.219" 13.20 " 37.19 " 86.29 " 5.515" 0.519" 0.137" 17
18 0.163" 0.000" 0.000" 0.000" 0.679" 0.194" 8.196" 32.05 " 68.19 " 5.081" 0.500" 0.106" 18
19 0.160" 0.000" 0.000" 0.000" 0.306" 0.191" 4.936" 23.88 " 58.54 " 4.821" 0.487" 0.138" 19
20 0.149" 0.000" 0.000" 0.000" 0.367" 0.183" 3.399" 18.48 " 56.76 " 6.256" 0.438" 0.139" 20
21 0.118" 0.000" 0.000" 0.000" 0.287" 0.180" 2.584" 15.69 " 50.99 " 5.663" 0.449" 0.177" 21
22 0.087" 0.000" 0.000" 0.000" 0.317" 0.173" 2.058" 13.49 " 86.92 " 4.831" 0.441" 0.120" 22
23 0.071" 0.000" 0.000" 0.000" 0.172" 0.205" 7.207" 11.87 " 104.3 " 4.048" 0.423" 0.094" 23
24 0.043" 0.000" 0.000" 0.000" 0.124" 0.226" 53.86 " 10.64 " 102.8 " 3.541" 0.444" 0.089" 24
25 0.034" 0.000" 0.000" 0.000" 0.110" 0.391" 33.58 " 9.853" 83.93 " 3.158" 0.435" 0.075" 25
26 0.034" 0.000" 0.000" 0.000" 0.097" 0.301" 103.8 " 9.832" 62.14 " 2.850" 0.384" 0.078" 26
27 0.027" 0.000" 0.000" 0.000" 0.114" 0.286" 145.4 " 11.27 " 49.48 " 2.645" 0.358" 0.055" 27
28 0.017" 0.000" 0.000" 0.000" 0.131" 0.785" 93.17 " 37.56 " 39.39 " 2.464" 0.326" 0.078" 28
29 0.010" 0.000" 0.000" 0.137" 0.935" 49.30 " 34.07 " 32.59 " 2.375" 0.411" 0.112" 29
30 0.006" 0.000" 0.000" 1.507" 0.575" 32.17 " 52.52 " 32.61 " 2.165" 0.561" 0.134" 30
31 0.003" 0.000" 0.871" 38.03 " 58.47 " 1.964" 0.140" 31
Mean 0.164" 0.000" 0.000" 0.000" 0.222" 0.312" 21.15 " 37.62 " 49.72 " 8.958" 0.791" 0.203"
Median 0.164" 0.000" 0.000" 0.000" 0.087" 0.231" 5.686" 32.05 " 50.24 " 6.256" 0.551" 0.173"
Maximum 0.363" 0.000" 0.000" 0.000" 1.564" 0.935" 145.4 " 163.7 " 104.3 " 29.22 " 1.858" 0.531"
Minimum 0.003" 0.000" 0.000" 0.000" 0.000" 0.173" 0.230" 9.832" 10.15 " 1.964" 0.326" 0.055"
Total 5.099" 0.000" 0.000" 0.000" 6.871" 9.355" 655.6 "1166 "1491 " 277.7 " 23.72 " 6.308"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 9.979" " ... Relative Uncertainty +/-10%
Ann. Median 0.287"
Annual Total 3642 "
Maximum Minimum
Daily 163.7 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2014
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.050" 0.000" 0.000" 0.000" 0.000" 0.017" 0.689" 19.25 " 49.82 " 15.75 " 0.503" 0.265" 1
2 0.043" 0.000" 0.000" 0.000" 0.000" 0.008" 7.922" 14.76 " 34.75 " 12.12 " 0.580" 0.192" 2
3 0.032" 0.000" 0.000" 0.000" 0.000" 0.004" 17.86 " 11.73 " 25.76 " 9.513" 0.487" 0.171" 3
4 0.024" 0.000" 0.000" 0.000" 0.000" 0.002" 7.641" 9.482" 19.12 " 7.666" 0.433" 0.133" 4
5 0.014" 0.000" 0.000" 0.000" 0.000" 0.000" 4.951" 7.770" 15.12 " 7.464" 0.446" 0.119" 5
6 0.005" 0.000" 0.000" 0.000" 0.000" 0.000" 8.160" 6.404" 13.44 " 7.623" 0.405" 0.118" 6
7 0.001" 0.000" 0.000" 0.000" 0.000" 0.000" 24.27 " 7.362" 15.10 " 6.660" 0.467" 0.125" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 40.84 " 9.500" 44.63 " 5.270" 0.397" 0.146" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.002" 22.28 " 8.200" 56.55 " 4.315" 0.358" 0.096" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.014" 11.79 " 6.407" 39.91 " 3.589" 0.366" 0.127" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.042" 7.411" 5.383" 29.14 " 3.185" 0.461" 0.129" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.093" 6.262" 4.543" 21.92 " 2.762" 0.385" 0.138" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.050" 4.926" 3.727" 17.36 " 2.392" 0.282" 0.131" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.054" 26.40 " 3.323" 14.07 " 2.113" 0.257" 0.178" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.036" 34.00 " 2.988" 11.59 " 1.843" 0.249" 0.140" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.024" 22.17 " 2.790" 9.599" 1.599" 0.364" 0.235" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 1.376" 13.78 " 2.684" 7.884" 1.380" 0.425" 0.139" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 3.482" 8.875" 12.63 " 6.580" 1.236" 0.230" 0.088" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 7.369" 6.482" 34.09 " 5.584" 1.393" 0.295" 0.091" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 13.17 " 5.937" 21.85 " 4.776" 1.619" 0.366" 0.167" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 12.14 " 8.190" 32.55 " 5.866" 1.401" 0.302" 0.166" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 45.15 " 38.10 " 34.20 " 22.17 " 1.181" 0.311" 0.144" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 19.51 " 38.65 " 21.30 " 15.35 " 1.021" 0.339" 0.106" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 8.059" 31.69 " 15.15 " 11.33 " 0.949" 0.409" 0.084" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 4.271" 23.32 " 11.97 " 9.218" 0.947" 0.196" 0.043" 25
26 0.000" 0.000" 0.000" 0.000" 0.017" 2.690" 49.19 " 9.728" 7.597" 0.894" 0.323" 0.015" 26
27 0.000" 0.000" 0.000" 0.000" 0.054" 1.874" 72.64 " 8.014" 14.65 " 0.750" 0.459" 0.002" 27
28 0.000" 0.000" 0.000" 0.000" 0.067" 1.329" 52.56 " 6.930" 34.70 " 0.692" 0.414" 0.000" 28
29 0.000" 0.000" 0.000" 0.051" 1.021" 45.29 " 17.14 " 26.72 " 0.653" 0.304" 0.000" 29
30 0.000" 0.000" 0.000" 0.036" 0.825" 33.38 " 118.5 " 21.65 " 0.593" 0.238" 0.000" 30
31 0.000" 0.000" 0.023" 26.32 " 83.95 " 0.563" 0.000" 31
Mean 0.005" 0.000" 0.000" 0.000" 0.008" 4.087" 22.64 " 17.88 " 20.40 " 3.521" 0.368" 0.112"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.074" 22.17 " 9.500" 15.24 " 1.619" 0.366" 0.127"
Maximum 0.050" 0.000" 0.000" 0.000" 0.067" 45.15 " 72.64 " 118.5 " 56.55 " 15.75 " 0.580" 0.265"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.689" 2.684" 4.776" 0.563" 0.196" 0.000"
Total 0.169" 0.000" 0.000" 0.000" 0.250" 122.6 " 702.0 " 554.3 " 612.0 " 109.1 " 11.05 " 3.487"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 5.794" " ... Relative Uncertainty +/-10%
Ann. Median 0.127"
Annual Total 2115 "
Maximum Minimum
Daily 118.5 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2015
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.962" 8.790" 0.363" 0.169" 0.000" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.687" 6.657" 0.344" 0.227" 0.000" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.436" 4.328" 0.338" 0.177" 0.000" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.304" 3.121" 0.341" 0.155" 0.000" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.235" 2.597" 0.352" 0.130" 0.000" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.201" 2.186" 0.320" 0.162" 0.000" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.213" 1.723" 0.296" 0.327" 0.000" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.657" 1.261" 0.290" 0.464" 0.000" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.848" 1.046" 0.283" 0.157" 0.000" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.645" 1.057" 0.285" 0.099" 0.000" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.826" 1.196" 0.277" 0.121" 0.000" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.758" 6.687" 0.258" 0.068" 0.000" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.738" 11.82 " 0.233" 0.045" 0.000" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.125" 8.196" 0.224" 0.022" 0.000" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.728" 5.211" 0.216" 0.014" 0.000" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.547" 3.598" 0.206" 0.005" 0.000" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.599" 2.766" 0.205" 0.000" 0.000" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.801" 2.093" 0.234" 0.000" 0.000" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.081" 0.850" 1.669" 0.257" 0.000" 0.000" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.729" 5.855" 1.308" 0.241" 0.000" 0.000" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.118" 13.64 " 1.090" 0.187" 0.000" 0.000" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.596" 18.03 " 0.959" 0.173" 0.000" 0.000" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.093" 9.294" 0.818" 0.159" 0.000" 0.000" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.782" 4.933" 0.725" 0.141" 0.000" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.828" 3.030" 0.649" 0.133" 0.000" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.499" 2.020" 0.557" 0.122" 0.000" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.352" 1.359" 0.487" 0.117" 0.000" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.309" 4.732" 0.438" 0.113" 0.000" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 0.000" 0.275" 11.09 " 0.405" 0.106" 0.000" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 0.000" 0.207" 12.68 " 0.379" 0.165" 0.000" 0.000" 30
31 0.000" 0.000" 0.000" 0.585" 10.25 " 0.237" 0.000" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.434" 3.874" 2.794" 0.233" 0.078" 0.000"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.738" 1.488" 0.234" 0.010" 0.000"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.093" 18.03 " 11.82 " 0.363" 0.464" 0.000"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.201" 0.379" 0.106" 0.000" 0.000"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 13.46 " 120.1 " 83.82 " 7.215" 2.343" 0.000"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 0.622" " ... Relative Uncertainty +/-10%
Ann. Median 0.000"
Annual Total 226.9 "
Maximum Minimum
Daily 18.03 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2016
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.119" 4.788" 2.016" 32.67 " 9.320" 0.603" 0.223" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.054" 2.817" 1.861" 23.56 " 8.779" 0.592" 0.318" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.037" 1.871" 1.845" 17.85 " 8.250" 0.565" 0.418" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.032" 1.304" 24.83 " 14.40 " 7.254" 0.534" 0.419" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.029" 0.972" 32.16 " 11.68 " 6.422" 0.506" 0.258" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.022" 0.762" 17.65 " 9.948" 6.090" 0.480" 0.120" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.117" 0.684" 16.80 " 10.63 " 5.948" 0.465" 0.123" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.069" 0.900" 34.19 " 15.01 " 7.029" 0.441" 0.133" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.053" 1.476" 38.69 " 13.67 " 8.709" 0.689# 0.163" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.128" 12.17 " 41.52 " 11.28 " 7.625" 0.682# 0.111" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.110" 11.08 " 31.51 " 10.80 " 5.838" 0.540# 0.065" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.717" 5.564" 31.40 " 9.619" 5.367" 0.573# 0.189" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 11.67 " 3.254" 22.15 " 7.771" 4.694" 0.956# 0.240" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 6.007" 2.251" 15.74 " 6.294" 4.047" 1.117# 0.228" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 2.374" 1.930" 12.67 " 5.561" 3.984" 0.799# 0.166" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 1.188" 1.593" 12.50 " 5.661" 3.328" 0.685# 0.126" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.713" 1.698" 21.90 " 5.186" 2.903" 0.430" 0.076" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.470" 2.254" 51.73 " 4.851" 2.707" 0.344" 0.055" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.984" 2.276" 41.71 " 7.561" 2.493" 0.336" 0.039" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 2.751" 1.661" 44.45 " 9.636" 2.262" 0.348" 0.025" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 2.109" 10.15 " 42.14 " 7.106" 1.934" 0.363" 0.007" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 1.399" 20.24 " 47.88 " 6.608" 1.666" 0.322" 0.001" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 1.173" 11.64 " 38.13 " 9.989" 1.424" 0.234" 0.000" 23
24 0.000" 0.000" 0.000" 0.000" 0.941" 0.809" 6.987" 26.94 " 11.55 " 1.306" 0.225" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.391" 0.892" 4.751" 19.33 " 16.23 " 1.145" 0.301" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.842" 0.709" 3.462" 15.38 " 18.20 " 1.026" 0.315" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.850" 0.550" 2.669" 48.53 " 13.21 " 0.942" 0.269" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 1.345" 1.906" 2.183" 53.54 " 15.88 " 0.845" 0.227" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 1.161" 18.27 " 1.857" 40.35 " 13.61 " 0.796" 0.151" 0.000" 29
30 0.000" 0.000" 0.000" 0.587" 10.03 " 1.610" 30.39 " 10.38 " 0.730" 0.205" 0.000" 30
31 0.000" 0.000" 0.227" 2.069" 30.51 " 0.660" 0.000" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.205" 2.183" 4.159" 28.72 " 11.88 " 4.049" 0.477# 0.113"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.715" 2.251" 30.51 " 10.71 " 3.328" 0.453# 0.076"
Maximum 0.000" 0.000" 0.000" 0.000" 1.345" 18.27 " 20.24 " 53.54 " 32.67 " 9.320" 1.117# 0.419"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.022" 0.684" 1.845" 4.851" 0.660" 0.151# 0.000"
Total 0.000" 0.000" 0.000" 0.000" 6.344" 65.49 " 128.9 " 890.5 " 356.4 " 125.5 " 14.30 # 3.504"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 4.347# " ... Relative Uncertainty +/-10%
Ann. Median 0.226# # ... Relative Uncertainty +/-15%
Annual Total 1591 #
Maximum Minimum
Daily 53.54 # 0.000#
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2017
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.716" 88.74 " 6.519" 12.02 " 0.748" 0.202" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.972" 44.83 " 6.623" 9.469" 0.709" 0.209" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.447" 25.36 " 5.794" 7.601" 0.656" 0.230" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.228" 19.16 " 5.047" 6.084" 0.643" 0.278" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.466" 13.53 " 4.497" 5.055" 0.606" 0.236" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.213" 10.33 " 4.127" 4.393" 0.533" 0.198" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.028" 8.727" 3.794" 4.156" 0.479" 0.179" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.458" 57.71 " 3.507" 3.842" 0.458" 0.171" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.279" 184.4 " 3.256" 3.505" 0.426" 0.154" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.150" 166.7 " 3.012" 3.017" 0.412" 0.111" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.660" 102.5 " 2.707" 2.447" 0.386" 0.091" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.617" 163.7 " 2.328" 2.199" 0.422" 0.125" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.507" 183.7 " 2.126" 2.024" 0.400" 0.161" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.345" 155.6 " 1.980" 1.804" 0.338" 0.173" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.844" 130.7 " 1.918" 1.577" 0.305" 0.106" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.559" 94.98 " 1.806" 1.547" 0.299" 0.098" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.337" 69.48 " 1.702" 1.883" 0.316" 0.151" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.515" 75.69 " 1.653" 1.980" 0.415" 0.220" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.221" 84.64 " 1.640" 1.814" 0.406" 0.255" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 13.50 " 61.23 " 2.038" 1.629" 0.334" 0.209" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 24.63 " 41.11 " 16.30 " 1.410" 0.293" 0.149" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 35.58 " 30.35 " 32.80 " 1.260" 0.264" 0.125" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 7.624$ 20.76 " 21.94 " 40.30 " 1.107" 0.299" 0.154" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 8.581$ 31.28 " 17.35 " 27.22 " 0.975" 0.255" 0.157" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 3.647$ 29.93 " 14.14 " 58.57 " 1.066" 0.236" 0.091" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 1.082$ 23.72 " 11.62 " 41.60 " 1.107" 0.244" 0.056" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 0.292$ 22.75 " 10.91 " 23.87 " 0.970" 0.336" 0.028" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 0.149" 28.79 " 9.370" 23.76 " 0.964" 0.212" 0.006" 28
29 0.000" 0.000" 0.000" 0.000" 0.148" 46.78 " 7.459" 26.00 " 0.925" 0.200" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 0.121" 38.40 " 6.283" 16.32 " 0.825" 0.199" 0.000" 30
31 0.000" 0.000" 0.000" 41.09 " 6.004" 0.780" 0.000" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 0.721$ 12.57 " 61.88 " 12.43 " 2.885" 0.394" 0.139"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000$ 2.559" 41.11 " 4.312" 1.814" 0.362" 0.154"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 8.581$ 46.78 " 184.4 " 58.57 " 12.02 " 0.748" 0.278"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000$ 0.345" 6.004" 1.640" 0.780" 0.199" 0.000"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 21.64 $ 389.8 "1918 " 372.8 " 89.44 " 11.83 " 4.323"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 7.694$ " ... Relative Uncertainty +/-10%
Ann. Median 0.106$ $ ... Relative Uncertainty +/-20%
Annual Total 2808 $
Maximum Minimum
Daily 184.4 $ 0.000$
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2018
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 12.24 " 65.65 " 34.88 " 3.485" 1.139" 0.287" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 99.70 " 90.10 " 24.94 " 3.250" 1.097" 0.286" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 149.8 " 145.2 " 19.08 " 3.072" 1.116" 0.267" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 140.4 " 298.1 " 17.10 " 3.085" 1.062" 0.242" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 1.491" 166.1 " 237.5 " 16.62 " 3.011" 0.955" 0.258" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.855" 109.5 " 143.4 " 15.25 " 2.884" 0.884" 0.292" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 2.492" 62.21 " 92.11 " 14.56 " 2.760" 0.817" 0.237" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 1.340" 38.34 " 67.68 " 14.79 " 2.597" 0.779" 0.221" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 1.606" 24.42 " 97.04 " 13.85 " 2.355" 0.750" 0.212" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 46.36 " 16.08 " 98.58 " 13.67 " 2.139" 0.711" 0.215" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 25.63 " 12.42 " 71.14 " 14.96 " 2.099" 0.668" 0.172" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 8.131" 10.35 " 52.24 " 13.11 " 2.043" 0.628" 0.183" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 3.964" 10.28 " 41.03 " 12.03 " 2.253" 0.630" 0.299" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 2.282" 15.04 " 41.13 " 11.15 " 4.685" 0.606" 0.345" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 1.366" 57.48 " 36.57 " 9.726" 6.428" 0.577" 0.339" 15
16 0.065" 0.000" 0.000" 0.000" 0.000" 0.849" 47.07 " 30.65 " 8.410" 4.455" 0.540" 0.176" 16
17 0.583" 0.000" 0.000" 0.000" 0.000" 0.576" 36.74 " 26.52 " 7.736" 3.558" 0.506" 0.147" 17
18 0.267" 0.000" 0.000" 0.000" 0.000" 1.202" 24.23 " 21.73 " 7.116" 3.300" 0.479" 0.136" 18
19 0.085" 0.000" 0.000" 0.000" 0.000" 8.873" 18.15 " 18.52 " 6.605" 2.971" 0.448" 0.138" 19
20 0.114" 0.000" 0.000" 0.000" 0.000" 16.24 " 14.02 " 16.63 " 6.130" 2.710" 0.441" 0.187" 20
21 0.191" 0.000" 0.000" 0.000" 0.000" 8.850" 32.77 " 16.80 " 5.621" 2.693" 0.500" 0.126" 21
22 0.126" 0.000" 0.000" 0.000" 0.000" 4.656" 102.7 " 17.29 " 5.269" 2.502" 0.541" 0.136" 22
23 0.103" 0.000" 0.000" 0.000" 0.000" 2.832" 109.0 " 15.03 " 4.863" 2.190" 0.449" 0.127" 23
24 0.056" 0.000" 0.000" 0.000" 0.000" 1.833" 76.64 " 13.37 " 4.579" 2.046" 0.412" 0.117" 24
25 0.027" 0.000" 0.000" 0.000" 0.000" 1.254" 123.6 " 12.16 " 4.253" 1.903" 0.403" 0.091" 25
26 0.008" 0.000" 0.000" 0.000" 0.000" 1.544" 269.6 " 11.19 " 3.952" 1.738" 0.399" 0.076" 26
27 0.001" 0.000" 0.000" 0.000" 0.000" 125.4 " 184.4 " 10.32 " 3.676" 1.597" 0.381" 0.083" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 90.96 " 114.1 " 28.57 " 3.401" 1.464" 0.347" 0.089" 28
29 0.000" 0.000" 0.000" 0.000" 42.13 " 73.34 " 69.68 " 3.335" 1.374" 0.315" 0.058" 29
30 0.000" 0.000" 0.000" 0.000" 21.40 " 64.70 " 62.45 " 3.643" 1.293" 0.278" 0.037" 30
31 0.000" 0.000" 0.000" 46.69 " 46.18 " 1.218" 0.027" 31
Mean 0.052" 0.000" 0.000" 0.000" 0.000" 14.14 " 72.97 " 64.34 " 10.81 " 2.682" 0.629" 0.181"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 2.057" 57.48 " 41.13 " 9.068" 2.597" 0.559" 0.176"
Maximum 0.583" 0.000" 0.000" 0.000" 0.000" 125.4 " 269.6 " 298.1 " 34.88 " 6.428" 1.139" 0.345"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 10.28 " 10.32 " 3.335" 1.218" 0.278" 0.027"
Total 1.627" 0.000" 0.000" 0.000" 0.000" 424.1 "2262 "1995 " 324.3 " 83.16 " 18.86 " 5.609"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 14.01 " " ... Relative Uncertainty +/-10%
Ann. Median 0.292"
Annual Total 5114 "
Maximum Minimum
Daily 298.1 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2019
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.015" 0.000" 0.000" 0.000" 0.000" 0.000" 21.28 " 3.355" 43.78 " 1.299" 0.587" 0.048" 1
2 0.008" 0.000" 0.000" 0.000" 0.000" 0.000" 9.146" 2.880" 38.09 " 1.142" 0.618" 0.037" 2
3 0.013" 0.000" 0.000" 0.000" 0.000" 0.000" 4.545" 2.744" 47.35 " 1.118" 0.561" 0.027" 3
4 0.006" 0.000" 0.000" 0.000" 0.000" 0.000" 22.85 " 3.078" 36.33 " 1.547" 0.514" 0.015" 4
5 0.002" 0.000" 0.000" 0.000" 0.000" 0.000" 107.9 " 4.851" 27.21 " 2.290" 0.473" 0.005" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 73.98 " 12.18 " 20.58 " 2.003" 0.420" 0.000" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 53.56 " 9.912" 16.43 " 1.644" 0.391" 0.000" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 36.61 " 6.500" 13.43 " 1.455" 0.386" 0.000" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 25.91 " 5.070" 11.30 " 1.318" 0.336" 0.000" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 15.92 " 4.132" 9.713" 1.164" 0.299" 0.000" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 9.885" 3.460" 8.260" 1.098" 0.285" 0.000" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 6.512" 2.908" 6.836" 1.116" 0.269" 0.000" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.793" 2.750" 5.807" 1.061" 0.242" 0.000" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.714" 12.77 " 5.033" 0.983" 0.227" 0.000" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.966" 16.62 " 4.443" 0.865" 0.215" 0.000" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.428" 13.07 " 4.104" 0.814" 0.207" 0.000" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.054" 57.41 " 3.870" 0.755" 0.202" 0.000" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.959" 33.18 " 3.624" 0.710" 0.190" 0.000" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 6.903" 18.50 " 3.757" 0.644" 0.204" 0.000" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 37.59 " 12.55 " 3.503" 0.658" 0.209" 0.000" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 34.25 " 9.498" 3.177" 0.691" 0.215" 0.000" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.487" 38.07 " 8.725" 2.921" 0.729" 0.192" 0.000" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 15.54 " 24.24 " 20.44 " 2.704" 0.747" 0.161" 0.000" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 5.380" 15.01 " 17.36 " 2.515" 0.694" 0.136" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 1.856" 11.31 " 11.80 " 2.288" 0.647" 0.130" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 1.682" 9.059" 9.173" 2.075" 0.588" 0.100" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 18.01 " 9.107" 7.407" 1.937" 0.574" 0.089" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 34.63 " 7.981" 6.180" 1.774" 0.523" 0.079" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 12.97 " 6.114" 7.153" 1.609" 0.477" 0.053" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 7.705" 4.851" 48.51 " 1.489" 0.508" 0.048" 0.000" 30
31 0.000" 0.000" 0.000" 4.017" 67.89 " 0.572" 0.000" 31
Mean 0.001" 0.000" 0.000" 0.000" 0.000" 3.275" 19.82 " 14.26 " 11.20 " 0.982" 0.268" 0.004"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 9.146" 9.173" 4.274" 0.814" 0.215" 0.000"
Maximum 0.015" 0.000" 0.000" 0.000" 0.000" 34.63 " 107.9 " 67.89 " 47.35 " 2.290" 0.618" 0.048"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.959" 2.744" 1.489" 0.477" 0.048" 0.000"
Total 0.044" 0.000" 0.000" 0.000" 0.000" 98.25 " 614.5 " 442.1 " 335.9 " 30.43 " 8.040" 0.132"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 4.190" " ... Relative Uncertainty +/-10%
Ann. Median 0.000"
Annual Total 1529 "
Maximum Minimum
Daily 107.9 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2020
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 6.881" 1.993" 2.005" 1.614" 0.626" 0.204" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.474" 1.600" 2.346" 1.488" 0.699" 0.198" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.908" 1.704" 2.636" 1.426" 0.607" 0.166" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.150" 1.432" 2.508" 1.314" 0.456" 0.139" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.816" 1.407" 2.222" 1.182" 0.368" 0.121" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.970" 1.458" 5.768" 1.082" 0.317" 0.100" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 8.788" 1.160" 33.49 " 1.206" 0.286" 0.085" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 5.772" 0.947" 21.61 " 2.378" 0.275" 0.071" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.298" 1.875" 14.34 " 3.774" 0.433" 0.044" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.957" 15.61 " 14.95 " 3.387" 0.627" 0.024" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.247" 45.69 " 13.30 " 2.675" 0.571" 0.016" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.894" 39.77 " 9.106" 2.006" 0.428" 0.017" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.078" 23.37 " 6.682" 1.527" 0.513" 0.029" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 5.126" 14.62 " 5.179" 1.241" 0.521" 0.040" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 12.13 " 11.97 " 4.119" 1.023" 0.455" 0.030" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 11.20 " 40.74 " 3.295" 0.897" 0.382" 0.019" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 37.49 " 51.43 " 2.619" 0.820" 0.336" 0.008" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 32.07 " 40.39 " 2.141" 0.763" 0.324" 0.002" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 16.67 " 27.39 " 2.059" 0.708" 0.322" 0.000" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 9.271" 18.02 " 2.318" 0.656" 0.296" 0.000" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 5.726" 12.62 " 2.493" 0.592" 0.261" 0.000" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.839" 9.903" 2.662" 0.535" 0.238" 0.000" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.966" 7.887" 2.466" 0.489" 0.216" 0.000" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 1.298" 2.513" 6.335" 2.194" 0.425" 0.192" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 0.875" 2.121" 5.196" 1.876" 0.401" 0.170" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 0.972" 1.778" 4.250" 1.721" 0.379" 0.170" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 3.451" 1.653" 3.523" 1.822" 0.383" 0.168" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 14.72 " 4.785" 3.034" 2.094" 0.350" 0.167" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 0.000" 26.74 " 7.470" 2.648" 1.901" 0.311" 0.166" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 13.93 " 4.195" 2.212" 1.742" 0.288" 0.199" 0.000" 30
31 0.000" 0.000" 0.000" 2.798" 1.855" 0.283" 0.000" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 2.066" 6.549" 12.97 " 5.789" 1.148" 0.359" 0.042"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.474" 5.196" 2.500" 0.897" 0.323" 0.016"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 26.74 " 37.49 " 51.43 " 33.49 " 3.774" 0.699" 0.204"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.816" 0.947" 1.721" 0.283" 0.166" 0.000"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 61.99 " 203.0 " 402.0 " 173.7 " 35.60 " 10.78 " 1.313"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 2.427" " ... Relative Uncertainty +/-10%
Ann. Median 0.000"
Annual Total 888.4 "
Maximum Minimum
Daily 51.43 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2021
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 1.511" 2.906" 142.4 " 9.634" 2.708" 6.686" 0.450" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.690" 2.298" 129.8 " 10.87 " 3.445" 5.466" 0.445" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.354" 2.073" 95.32 " 11.07 " 3.620" 4.660" 0.415" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.205" 8.304" 66.25 " 9.463" 3.296" 4.041" 0.384" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.127" 37.02 " 47.62 " 8.057" 3.749" 3.593" 0.341" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.202" 38.07 " 35.76 " 6.981" 3.666" 3.195" 0.294" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.169" 36.12 " 26.77 " 6.080" 3.252" 2.864" 0.253" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.114" 34.45 " 21.90 " 5.320" 3.170" 2.484" 0.219" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.090" 44.04 " 20.09 " 8.326" 2.929" 2.003" 0.202" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.321" 81.07 " 34.99 " 16.03 " 2.675" 1.663" 0.199" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.272" 56.79 " 41.77 " 14.00 " 2.729" 1.495" 0.230" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.195" 39.15 " 34.40 " 11.62 " 2.759" 1.386" 0.239" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.132" 53.25 " 26.77 " 9.736" 2.478" 1.264" 0.237" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.186" 55.09 " 20.62 " 8.402" 2.256" 1.122" 0.229" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.251" 51.77 " 16.71 " 7.598" 2.087" 1.050" 0.224" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.179" 48.67 " 13.64 " 9.698" 1.910" 1.004" 0.216" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.147" 43.76 " 11.42 " 10.29 " 1.680" 0.942" 0.218" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.119" 33.84 " 9.985" 9.688" 1.435" 0.853" 0.215" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.122" 32.23 " 12.23 " 10.27 " 2.590" 0.805" 0.200" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 17.32 " 26.61 " 35.34 " 9.178" 4.858" 0.739" 0.184" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 31.50 " 54.28 " 33.68 " 7.827" 4.528" 0.710" 0.131" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 11.73 " 44.45 " 29.85 " 6.833" 3.735" 0.673" 0.098" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 5.525" 34.53 " 22.14 " 5.971" 3.004" 0.622" 0.095" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 3.147" 34.86 " 16.81 " 5.205" 2.580" 0.576" 0.089" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 2.058" 26.50 " 13.22 " 4.532" 2.618" 0.543" 0.081" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 1.441" 70.21 " 11.23 " 4.078" 3.141" 0.517" 0.061" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 1.270" 188.9 " 10.10 " 3.631" 36.61 " 0.496" 0.045" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 1.576" 162.6 " 9.341" 3.180" 21.35 " 0.487" 0.031" 28
29 0.000" 0.000" 0.000" 0.713" 3.100" 153.3 " 9.284" 2.780" 13.21 " 0.476" 0.016" 29
30 0.000" 0.000" 0.000" 7.950" 3.819" 142.2 " 9.995" 2.627" 10.25 " 0.461" 0.005" 30
31 0.000" 0.000" 4.170" 138.2 " 9.841" 8.171" 0.001" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.414" 2.929" 57.34 " 32.88 " 7.966" 5.371" 1.763" 0.195"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.296" 43.76 " 21.90 " 8.191" 3.141" 1.027" 0.215"
Maximum 0.000" 0.000" 0.000" 0.000" 7.950" 31.50 " 188.9 " 142.4 " 16.03 " 36.61 " 6.686" 0.450"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.090" 2.073" 9.284" 2.627" 1.435" 0.461" 0.001"
Total 0.000" 0.000" 0.000" 0.000" 12.83 " 87.86 "1777 "1019 " 239.0 " 166.5 " 52.88 " 6.046"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 9.210" " ... Relative Uncertainty +/-10%
Ann. Median 0.230"
Annual Total 3362 "
Maximum Minimum
Daily 188.9 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2022
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.148" 32.92 " 7.109" 2.347" 0.812" 0.311" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.153" 57.87 " 6.292" 2.074" 0.730" 0.296" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.145" 60.64 " 5.718" 1.898" 0.665" 0.271" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.138" 79.34 " 5.262" 1.756" 0.621" 0.234" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.222" 57.44 " 5.907" 1.682" 0.563" 0.211" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.221" 38.95 " 8.490" 1.541" 0.571" 0.186" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.179" 48.30 " 9.918" 1.432" 0.605" 0.159" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.151" 55.25 " 8.336" 1.310" 0.570" 0.179" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.388" 138.1 " 6.905" 1.233" 0.500" 0.165" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.959" 153.1 " 5.884" 1.166" 0.531" 0.160" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.701" 98.37 " 5.064" 1.045" 0.561" 0.131" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.694" 61.42 " 4.711" 0.946" 0.524" 0.102" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.539" 43.18 " 17.47 " 0.846" 0.483" 0.089" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.724" 51.38 " 33.25 " 0.812" 0.462" 0.078" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.329" 43.62 " 21.90 " 0.783" 0.449" 0.068" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 7.089" 64.40 " 16.40 " 0.756" 0.427" 0.056" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.042" 5.810" 113.6 " 12.65 " 0.764" 0.450" 0.043" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 18.48 " 11.23 " 107.7 " 10.41 " 0.764" 0.701" 0.029" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 7.852" 10.89 " 75.46 " 9.506" 0.739" 0.770" 0.015" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 4.047" 5.673" 55.44 " 9.810" 0.747" 0.696" 0.008" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 1.594" 34.27 " 40.21 " 8.980" 0.768" 0.528" 0.005" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.922" 48.36 " 31.23 " 7.596" 0.766" 0.401" 0.002" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 0.725" 75.82 " 23.57 " 6.511" 0.767" 0.373" 0.000" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 0.557" 134.2 " 18.80 " 5.846" 0.772" 0.353" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 0.354" 98.22 " 15.99 " 5.115" 0.775" 0.357" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 0.266" 81.71 " 13.68 " 4.563" 0.677" 0.374" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 0.224" 66.71 " 12.59 " 3.898" 0.642" 0.384" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 0.193" 41.75 " 12.21 " 3.298" 0.608" 0.359" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 0.163" 52.77 " 10.95 " 3.029" 0.822" 0.334" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 0.153" 54.34 " 9.459" 2.686" 0.962" 0.309" 0.000" 30
31 0.000" 0.000" 0.000" 38.82 " 8.192" 0.941" 0.000" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 1.186" 25.08 " 52.69 " 8.751" 1.069" 0.515" 0.090"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 5.673" 48.30 " 6.708" 0.822" 0.512" 0.056"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 18.48 " 134.2 " 153.1 " 33.25 " 2.347" 0.812" 0.311"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.138" 8.192" 2.686" 0.608" 0.309" 0.000"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 35.57 " 777.4 "1633 " 262.5 " 33.14 " 15.46 " 2.797"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 7.562" " ... Relative Uncertainty +/-10%
Ann. Median 0.043"
Annual Total 2760 "
Maximum Minimum
Daily 153.1 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2023
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.545" 12.40 " 3.067" 1.464" 0.229" 0.000" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.493" 17.55 " 4.053" 1.511" 0.208" 0.000" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.559" 77.32 " 7.882" 1.411" 0.192" 0.000" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 5.187" 49.35 " 10.77 " 1.268" 0.163" 0.000" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 18.40 " 30.73 " 8.751" 1.157" 0.154" 0.000" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 19.33 " 20.19 " 8.268" 1.036" 0.150" 0.000" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.862" 13.40 " 15.10 " 7.092" 0.902" 0.148" 0.000" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.383" 9.509" 17.55 " 5.962" 0.809" 0.148" 0.000" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.914" 6.642" 38.04 " 5.009" 0.738" 0.139" 0.000" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 1.102" 4.515" 26.13 # 4.273" 0.707" 0.111" 0.000" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 1.299" 3.299" 22.63 # 3.773" 0.661" 0.100" 0.000" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 1.063" 2.852" 17.17 " 3.302" 0.601" 0.104" 0.000" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 1.213" 3.761" 12.98 " 7.537" 0.554" 0.135" 0.000" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 1.498" 9.381" 10.62 " 19.45 " 0.526" 0.149" 0.000" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 1.683" 9.953" 21.68 " 16.72 " 0.506" 0.141" 0.000" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 2.708" 5.730" 79.46 " 13.35 " 0.469" 0.107" 0.000" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 2.071" 3.751" 52.65 " 11.23 " 0.445" 0.074" 0.000" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 1.103" 3.049" 35.20 " 9.159" 0.448" 0.050" 0.000" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.692" 15.72 " 23.86 " 7.596" 0.433" 0.034" 0.000" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.966" 24.61 " 17.47 " 6.559" 0.415" 0.024" 0.000" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 1.675" 14.23 " 13.84 " 5.639" 0.407" 0.015" 0.000" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 1.558" 9.214" 11.33 " 5.020" 0.407" 0.006" 0.000" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 2.137" 6.058" 9.593" 4.312" 0.386" 0.000" 0.000" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 2.730" 4.375" 8.226" 3.712" 0.362" 0.000" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 2.487" 3.651" 6.948" 3.278" 0.316" 0.000" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 1.908" 22.57 " 5.976" 2.745" 0.290" 0.000" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 1.341" 62.32 " 5.182" 2.272" 0.268" 0.000" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 0.973" 47.00 " 4.555" 1.999" 0.254" 0.000" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 0.772" 33.03 " 4.167" 1.758" 0.257" 0.000" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 0.645" 23.07 " 3.580" 1.620" 0.250" 0.000" 0.000" 30
31 0.000" 0.000" 0.000" 16.21 " 3.154" 0.247" 0.000" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 1.126" 13.01 " 21.76 # 6.539" 0.629" 0.086" 0.000"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 1.083" 9.214" 17.17 # 5.329" 0.469" 0.102" 0.000"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 2.730" 62.32 " 79.46 # 19.45 " 1.511" 0.229" 0.000"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.493" 3.154# 1.620" 0.247" 0.000" 0.000"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 33.78 " 403.4 " 674.6 # 196.2 " 19.50 " 2.581" 0.000"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 3.644# " ... Relative Uncertainty +/-10%
Ann. Median 0.000# # ... Relative Uncertainty +/-15%
Annual Total 1330 #
Maximum Minimum
Daily 79.46 # 0.000#
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2024
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.291" 82.42 " 16.73 " 2.289" 0.466" 0.228" 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 9.613" 0.299" 69.90 " 13.91 " 2.663" 0.496" 0.229" 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 4.874" 0.173" 40.72 " 11.91 " 3.116" 0.487" 0.227" 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.575" 0.086" 26.11 " 14.08 " 2.917" 0.462" 0.226" 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.115" 0.057" 18.11 " 59.07 " 2.602" 0.467" 0.189" 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.142" 0.058" 13.97 " 54.00 " 2.321" 0.440" 0.143" 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.268" 0.216" 12.96 " 43.62 " 2.049" 0.420" 0.114" 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.054" 0.304" 13.34 " 31.74 " 1.833" 0.419" 0.102" 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 1.076" 2.522" 11.27 " 23.28 " 1.710" 0.418" 0.087" 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 2.993" 13.95 " 9.421" 17.99 " 1.519" 0.395" 0.069" 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 1.795" 5.115" 9.290" 14.23 " 1.420" 0.386" 0.055" 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.629" 2.405" 8.640" 11.54 " 1.318" 0.382" 0.041" 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.240" 1.378" 8.653" 9.640" 1.210" 0.375" 0.034" 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.099" 0.881" 10.77 " 7.880" 1.179" 0.349" 0.038" 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.049" 0.591" 12.07 " 6.530" 1.120" 0.335" 0.053" 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.047" 0.414" 11.61 " 5.620" 1.052" 0.313" 0.052" 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.060" 0.408" 28.63 " 4.963" 1.011" 0.289" 0.039" 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.060" 32.08 " 269.9 " 4.386" 0.932" 0.261" 0.031" 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.066" 28.95 " 173.9 " 3.944" 0.877" 0.476" 0.017" 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.038" 11.23 " 79.21 " 3.577" 0.923" 1.248" 0.003" 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 0.019" 7.139" 54.53 " 3.310" 1.081" 0.773" 0.000" 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 0.064" 13.74 " 56.42 " 3.106" 0.996" 0.513" 0.000" 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 0.100" 204.6 " 67.18 " 2.922" 0.850" 0.397" 0.000" 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 0.038" 99.13 " 72.39 " 2.666" 0.771" 0.335" 0.000" 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 0.016" 73.46 " 63.43 " 2.430" 0.719" 0.302" 0.000" 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 0.013" 65.67 " 43.73 " 2.314" 0.658" 0.281" 0.000" 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 0.303" 40.21 " 37.24 " 2.616" 0.589" 0.254" 0.000" 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 1.360" 44.66 " 32.70 " 2.796" 0.560" 0.224" 0.000" 28
29 0.000" 0.000" 0.000" 0.000" 0.000" 0.734" 81.40 " 29.72 " 2.614" 0.540" 0.199" 0.000" 29
30 0.000" 0.000" 0.000" 0.000" 0.456" 47.65 " 26.20 " 2.413" 0.508" 0.204" 0.000" 30
31 0.000" 0.000" 0.000" 38.48 " 20.60 " 0.473" 0.000" 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 0.863" 26.37 " 45.65 " 12.86 " 1.349" 0.412" 0.064"
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.107" 5.115" 28.63 " 6.075" 1.081" 0.390" 0.038"
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 9.613" 204.6 " 269.9 " 59.07 " 3.116" 1.248" 0.229"
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.057" 8.640" 2.314" 0.473" 0.199" 0.000"
Total 0.000" 0.000" 0.000" 0.000" 0.000" 25.90 " 817.5 "1415 " 385.8 " 41.80 " 12.37 " 1.978"
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 7.378" " ... Relative Uncertainty +/-10%
Ann. Median 0.057"
Annual Total 2700 "
Maximum Minimum
Daily 269.9 " 0.000"
Department of Water and Environmental Regulation HYDAY V146 Output 14/11/2025
Site 613027 South Coolup Main Drain - Yackaboon Year 2025
VarFrom 10.00 Stage - SL in Metres Table Type Total
VarTo 151.00 Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Day Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Day
1 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.026" 3.919" 12.70 " 5.029" 1.231" [ ] 1
2 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.053" 15.56 " 10.72 " 4.684# 1.090" [ ] 2
3 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.854" 71.70 " 9.175" 4.401# 0.895" [ ] 3
4 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.551" 46.23 " 7.634" 4.491# 0.777" [ ] 4
5 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.338" 30.23 " 15.19 " 5.336# 0.802" [ ] 5
6 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.772" 18.99 " 53.24 " 4.967# 0.729" [ ] 6
7 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 3.936" 12.30 " 47.72 " 4.370# 0.691" [ ] 7
8 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 4.009" 8.737" 47.36 " 4.070# 0.605" [ ] 8
9 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 2.086" 6.939" 31.31 " 3.575# 0.584" [ ] 9
10 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.310" 7.977" 22.05 " 3.114# 0.536" [ ] 10
11 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.908" 9.054" 16.88 " 2.834# 0.526" [ ] 11
12 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.843" 6.764" 13.47 " 2.601# 0.463" [ ] 12
13 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.681" 6.299" 16.84 " 2.375# [ ] [ ] 13
14 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.744" 16.90 " 49.27 " 2.196# [ ] [ ] 14
15 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.633" 12.72 " 54.74 " 2.090# [ ] [ ] 15
16 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.045" 8.158" 37.47 " 1.969" [ ] [ ] 16
17 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.293" 5.905" 34.72 " 1.856" [ ] [ ] 17
18 0.000" 0.000" 0.000" 0.000" 0.000" 0.448" 1.374" 4.627" 39.77 " 1.788" [ ] [ ] 18
19 0.000" 0.000" 0.000" 0.000" 0.000" 0.472" 1.086" 8.039" 30.74 " 1.771" [ ] [ ] 19
20 0.000" 0.000" 0.000" 0.000" 0.000" 0.399" 6.521" 48.37 " 23.76 " 2.143" [ ] [ ] 20
21 0.000" 0.000" 0.000" 0.000" 0.000" 5.110" 13.00 " 37.00 " 18.71 " 2.388" [ ] [ ] 21
22 0.000" 0.000" 0.000" 0.000" 0.000" 4.933" 8.063" 22.35 " 15.04 " 2.226" [ ] [ ] 22
23 0.000" 0.000" 0.000" 0.000" 0.000" 1.434" 10.01 " 15.32 " 12.13 " 1.896" [ ] [ ] 23
24 0.000" 0.000" 0.000" 0.000" 0.000" 0.527" 32.49 " 31.09 " 10.24 " 1.805" [ ] [ ] 24
25 0.000" 0.000" 0.000" 0.000" 0.000" 0.246" 14.43 " 72.53 " 8.643" 2.036" [ ] [ ] 25
26 0.000" 0.000" 0.000" 0.000" 0.000" 0.129" 7.278" 89.05 " 7.412" 1.961" [ ] [ ] 26
27 0.000" 0.000" 0.000" 0.000" 0.000" 0.083" 8.917" 55.64 " 6.519" 1.702" [ ] [ ] 27
28 0.000" 0.000" 0.000" 0.000" 0.000" 0.046" 29.77 " 43.42 " 5.995" 1.491" [ ] [ ] 28
29 0.000" 0.000" 0.000" 0.000" 0.038" 14.51 " 29.81 " 5.704" 1.352" [ ] [ ] 29
30 0.000" 0.000" 0.000" 0.000" 0.025" 8.654" 20.55 " 5.318" 1.258" [ ] [ ] 30
31 0.000" 0.000" 0.000" 5.661" 15.71 " 1.222" [ ] 31
Mean 0.000" 0.000" 0.000" 0.000" 0.000" 0.463" 5.866" 25.22 " 22.35 " 2.742# 0.744" [ ]
Median 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 1.374" 15.71 " 16.02 " 2.196# 0.710" [ ]
Maximum 0.000" 0.000" 0.000" 0.000" 0.000" 5.110" 32.49 " 89.05 " 54.74 " 5.336# 1.231" [ ]
Minimum 0.000" 0.000" 0.000" 0.000" 0.000" 0.000" 0.026" 3.919" 5.318" 1.222# 0.463" [ ]
Total 0.000" 0.000" 0.000" 0.000" 0.000" 13.89 " 181.8 " 781.9 " 670.5 " 84.99 # 8.929" [ ]
Missing Days 0 0 0 0 0 0 0 0 0 0 18 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 5.513# " ... Relative Uncertainty +/-10%
Ann. Median 0.000# # ... Relative Uncertainty +/-15%
Annual Total 1742 # [ ... Not Available
Missing Days 49
Maximum Minimum
Daily 89.05 # 0.000#