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Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 [ ] [ ] [ ] [ ] [ ] [ ] 137.6 &1915 $ 357.2 $ 162.4 ! 371.1 ! 45.82 ! 1
2 [ ] [ ] [ ] [ ] [ ] [ ] 137.6 &1421 $ 353.0 $ 159.3 ! 295.1 ! 43.14 ! 2
3 [ ] [ ] [ ] [ ] [ ] [ ] 137.6 &1115 $ 366.9 $ 155.5 ! 234.3 ! 39.68 ! 3
4 [ ] [ ] [ ] [ ] [ ] [ ] 137.6 & 894.6 $ 357.9 $ 151.0 ! 190.8 ! 37.84 ! 4
5 [ ] [ ] [ ] [ ] [ ] [ ] 138.9 & 775.9 $ 383.7 $ 149.1 ! 151.6 ! 35.18 ! 5
6 [ ] [ ] [ ] [ ] [ ] [ ] 170.5 & 637.7 $ 461.5 $ 146.0 ! 131.7 ! 32.46 ! 6
7 [ ] [ ] [ ] [ ] [ ] [ ] 277.3 $ 543.9 $ 556.8 $ 142.1 ! 112.4 ! 30.23 ! 7
8 [ ] [ ] [ ] [ ] [ ] 577.0 $ 380.7 $ 487.0 $ 979.2 $ 139.7 ! 105.3 ! 28.65 ! 8
9 [ ] [ ] [ ] [ ] [ ] 1670 $ 593.4 $ 522.7 $ 659.9 $ 138.3 ! 105.8 ! 26.73 ! 9
10 [ ] [ ] [ ] [ ] [ ] 2018 $ 915.1 $ 713.3 $ 444.5 $ 133.0 ! 98.39 ! 24.81 ! 10
11 [ ] [ ] [ ] [ ] [ ] 1265 $1426 $ 897.0 $ 363.2 $ 128.8 ! 92.41 ! 22.90 ! 11
12 [ ] [ ] [ ] [ ] [ ] 819.3 $2084 $ 689.0 $ 323.0 $ 127.1 ! 86.76 ! 21.78 ! 12
13 [ ] [ ] [ ] [ ] [ ] 585.1 $2592 $1048 $ 368.0 $ 124.5 ! 83.31 ! 20.49 ! 13
14 [ ] [ ] [ ] [ ] [ ] 438.5 $2081 $1430 $ 469.3 $ 124.5 ! 80.26 ! 20.12 ! 14
15 [ ] [ ] [ ] [ ] [ ] 344.5 $1400 $1273 $ 507.1 $ 124.5 ! 77.59 ! 19.61 ! 15
16 [ ] [ ] [ ] [ ] [ ] 281.0 $1403 $ 867.7 $ 371.8 $ 126.3 ! 76.51 ! 19.11 ! 16
17 [ ] [ ] [ ] [ ] [ ] 226.9 $1188 $ 710.9 $ 304.0 $ 710.3 ! 75.81 ! 18.67 ! 17
18 [ ] [ ] [ ] [ ] [ ] 202.3 $ 869.0 $ 629.7 $ 255.3 $3270 ! 72.32 ! 18.25 ! 18
19 [ ] [ ] [ ] [ ] [ ] 183.6 $ 660.8 $ 612.0 $ 243.9 $5098 ! 71.70 ! 17.82 ! 19
20 [ ] [ ] [ ] [ ] [ ] 171.5 $2562 $ 613.8 $ 249.6 $3861 ! 71.11 ! 17.31 ! 20
21 [ ] [ ] [ ] [ ] [ ] 159.7 &6601 # 655.9 $ 243.8 $3222 ! 70.52 ! 16.77 ! 21
22 [ ] [ ] [ ] [ ] [ ] 148.0 &4972 $ 623.2 $ 215.8 !2794 ! 69.93 ! 16.30 ! 22
23 [ ] [ ] [ ] [ ] [ ] 138.0 &2421 $ 573.4 $ 213.7 !2414 ! 69.35 ! 15.80 ! 23
24 [ ] [ ] [ ] [ ] [ ] 136.5 &1720 $ 526.5 $ 211.2 !1984 ! 67.77 ! 15.33 ! 24
25 [ ] [ ] [ ] [ ] [ ] 136.5 &2900 $ 503.4 $ 199.7 !1584 ! 65.13 ! 14.87 ! 25
26 [ ] [ ] [ ] [ ] [ ] 136.5 &5147 $ 492.3 $ 190.1 !1334 ! 62.26 ! 14.26 ! 26
27 [ ] [ ] [ ] [ ] [ ] 136.5 &3046 $ 476.4 $ 179.8 !1129 ! 58.99 ! 13.76 ! 27
28 [ ] [ ] [ ] [ ] [ ] 136.9 &2138 $ 455.5 $ 174.4 ! 916.5 ! 55.72 ! 13.45 ! 28
29 [ ] [ ] [ ] [ ] 137.4 &2295 $ 428.9 $ 171.1 ! 746.2 ! 52.74 ! 12.99 ! 29
30 [ ] [ ] [ ] [ ] 137.6 &3203 $ 395.0 $ 167.4 ! 569.9 ! 49.31 ! 12.48 ! 30
31 [ ] [ ] [ ] 3063 $ 370.0 $ 454.4 ! 12.09 ! 31
Mean [ ] [ ] [ ] [ ] [ ] 442.9 &1832 & 751.5 $ 344.8 !1043 ! 106.9 ! 22.54 !
Median [ ] [ ] [ ] [ ] [ ] 183.6 &1426 & 629.7 $ 338.0 ! 162.4 ! 77.05 ! 19.11 !
Maximum [ ] [ ] [ ] [ ] [ ] 2018 &6601 &1915 $ 979.2 !5098 ! 371.1 ! 45.82 !
Minimum [ ] [ ] [ ] [ ] [ ] 136.5 & 137.6 & 370.0 $ 167.4 ! 124.5 ! 49.31 ! 12.09 !
Total [ ] [ ] [ ] [ ] [ ] 10186 &56800 &23298 $10343 !32320 ! 3206 ! 698.7 !
Missing Days 31 28 31 30 31 7 0 0 0 0 0 0
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 661.1 ! ! ... Not reviewed / Quality not known
Ann. Median 234.3 ! # ... Relative Uncertainty +/-15%
Annual Total 136851 ! $ ... Relative Uncertainty +/-20%
Missing Days 158 & ... Relative Uncertainty +/-30%
[ ... Not Available
Maximum Minimum
Daily 6601 ! 12.09 !
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 11.73! 1.33! 0.00! 0.00! 0.00! 57.54! 1009 $ 8709 # 392.3 $ 276.0 $ 76.39& 34.68! 1
2 11.38! 1.12! 0.00! 0.00! 0.00! 111.6 ! 753.6 $ 6395 # 364.1 $ 220.7 $ 71.03& 33.01! 2
3 11.05! 1.04! 0.00! 0.00! 0.00! 120.9 ! 1009 $ 5018 $ 334.1 $ 183.4 & 65.58& 30.71! 3
4 10.72! 0.88! 0.00! 0.00! 0.00! 119.4 ! 1685 $ 4056 $ 293.8 $ 150.0 ! 62.30& 28.58! 4
5 10.39! 0.67! 0.00! 0.00! 0.00! 103.9 ! 1258 $ 4088 $ 280.2 $ 128.6 ! 79.46& 26.88! 5
6 10.05! 0.48! 0.00! 0.00! 0.00! 93.26! 748.8 $ 4535 $ 270.5 $ 107.0 ! 144.7 & 25.21! 6
7 9.72! 0.32! 0.00! 0.00! 0.00! 90.38! 548.2 $ 3707 $ 267.3 $ 88.61! 561.9 $ 23.33! 7
8 9.41! 0.22! 0.00! 0.00! 0.00! 88.89! 675.2 $ 2739 $ 277.2 $ 79.31! 630.3 $ 21.64! 8
9 9.14! 0.15! 0.00! 0.00! 0.00! 88.89! 1331 $ 2340 $ 279.3 $ 76.06! 426.6 $ 20.40! 9
10 8.90! 0.09! 0.00! 0.00! 0.00! 88.89! 1232 $ 1954 $ 326.6 $ 80.57! 290.3 $ 19.32! 10
11 8.69! 0.04! 0.00! 0.00! 0.00! 88.95! 678.7 $ 1849 $ 405.1 $ 77.32! 194.5 ! 17.97! 11
12 8.47! 0.01! 0.00! 0.00! 0.00! 92.75! 506.8 $ 2294 $ 447.3 $ 73.07! 123.4 ! 16.88! 12
13 8.22! 0.01! 0.00! 0.00! 0.00! 99.27! 438.0 $ 2456 $ 397.4 $ 68.97! 70.86! 15.80! 13
14 7.97! 0.00! 0.00! 0.00! 0.00! 115.8 ! 396.0 $ 3326 $ 313.2 $ 64.43! 46.72! 14.43! 14
15 7.68! 0.00! 0.00! 0.00! 0.00! 138.5 ! 411.6 $ 2610 $ 322.1 $ 59.40! 175.0 ! 13.15! 15
16 7.36! 0.00! 0.00! 0.00! 0.00! 159.4 & 1340 $ 1911 $ 407.1 $ 55.32! 181.7 ! 12.04! 16
17 7.03! 0.00! 0.00! 0.00! 0.00! 182.9 $ 5007 $ 1667 $ 473.0 $ 54.32! 138.8 ! 11.02! 17
18 6.64! 0.00! 0.00! 0.00! 0.00! 192.9 $13281 # 1379 $ 415.5 $ 54.83! 112.9 ! 10.18! 18
19 6.22! 0.00! 0.00! 0.00! 0.00! 510.7 $ 7389 # 1185 $ 392.7 $ 55.37! 96.32! 9.39! 19
20 5.78! 0.00! 0.00! 0.00! 0.00! 1181 $ 4636 $ 1098 $ 413.2 $ 55.92! 84.92! 8.58! 20
21 5.34! 0.00! 0.00! 0.00! 0.00! 1901 $ 2818 $ 1300 $ 328.1 $ 115.7 ! 75.64! 7.69! 21
22 4.91! 0.00! 0.00! 0.00! 0.00! 3155 $ 3646 $ 1792 $ 297.3 $ 243.5 ! 68.76! 6.78! 22
23 4.36! 0.00! 0.00! 0.00! 0.00! 2700 $ 3728 $ 1525 $ 348.6 $ 249.2 $ 61.94! 6.07! 23
24 3.92! 0.00! 0.00! 0.00! 0.00! 1381 $ 6829 $ 1413 $ 371.6 $ 230.4 $ 57.07! 5.50! 24
25 3.40! 0.00! 0.00! 0.00! 0.00! 910.6 $10641 # 1828 $ 275.3 $ 196.1 & 52.79! 4.94! 25
26 3.22! 0.00! 0.00! 0.00! 0.00! 663.1 $ 7191 # 1485 $ 228.8 $ 157.5 & 48.04! 4.49! 26
27 2.79! 0.00! 0.00! 0.00! 0.00! 635.7 $ 5202 $ 849.0 $ 398.3 $ 132.3 & 43.53! 4.08! 27
28 2.40! 0.00! 0.00! 0.00! 0.00! 1267 $11031 # 663.9 $ 823.6 $ 118.3 & 38.70! 3.74! 28
29 1.99! 0.00! 0.00! 0.00! 0.00! 1409 $ 7941 # 577.7 $ 773.6 $ 102.4 & 35.66! 3.51! 29
30 1.80! 0.00! 0.00! 0.02! 944.3 $ 5576 # 515.5 $ 402.5 $ 92.90& 34.29! 3.30! 30
31 1.54! 0.00! 14.62! 10874 # 449.6 $ 84.62& 2.96! 31
Mean 6.845! 0.222! 0.005! 0.005! 0.477! 623.1 !3865 $2442 $ 377.3 $ 120.4 ! 138.3 ! 14.40 !
Median 7.360! 0.005! 0.005! 0.005! 0.005! 149.0 !1685 $1849 $ 356.3 $ 92.90 ! 76.01 ! 12.04 !
Maximum 11.73! 1.33! 0.00! 0.00! 14.62! 3155 !13281 $ 8709 $ 823.6 $ 276.0 ! 630.3 ! 34.68!
Minimum 1.535! 0.005! 0.005! 0.005! 0.005! 57.54 ! 396.0 $ 449.6 $ 228.8 $ 54.32 ! 34.29 ! 2.955!
Total 212.2! 6.4! 0.1! 0.1! 14.8! 18694 !119811 $ 75715 $ 11320 $ 3732 ! 4150 ! 446.3!
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 639.6 ! ! ... Not reviewed / Quality not known
Ann. Median 34.49 ! # ... Relative Uncertainty +/-15%
Annual Total 234100 ! $ ... Relative Uncertainty +/-20%
& ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 13281 ! 0.005!
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 2.435! 0.005! 208.1 ! 920.9 $ 37.54 ! 217.3 ! 156.4 ! 252.8 $1454 $ 124.7 ! 9.821! 3.623! 1
2 1.997! 0.005! 185.0 ! 515.1 $ 36.24 ! 268.1 ! 165.1 ! 215.2 $ 603.9 $ 115.0 ! 9.129! 3.413! 2
3 1.864! 0.005! 167.6 ! 342.3 $ 35.08 ! 347.2 $ 267.4 ! 194.1 $ 469.4 $ 111.7 ! 8.619! 3.291! 3
4 1.610! 0.005! 154.7 ! 303.3 $ 33.87 ! 377.3 $ 321.1 $ 338.4 $ 527.0 $ 117.2 ! 8.257! 3.095! 4
5 1.351! 0.005! 147.4 ! 479.5 $ 32.75 ! 371.0 $ 373.1 $ 597.4 $ 438.6 $ 117.2 ! 7.747! 3.094! 5
6 1.132! 0.005! 142.3 ! 353.3 $ 31.66 ! 334.1 $ 358.8 $ 751.9 $ 707.9 $ 117.4 ! 7.473! 3.152! 6
7 0.899! 0.005! 154.8 ! 267.2 $ 30.66 ! 296.2 $ 346.2 $ 649.9 $2011 $ 125.3 ! 7.065! 3.119! 7
8 0.730! 0.005! 199.2 ! 373.3 $ 30.39 ! 271.3 $ 316.2 $ 551.6 $1642 $ 146.7 ! 6.691! 3.085! 8
9 0.607! 0.005! 225.6 ! 283.0 ! 30.11 ! 312.7 $ 306.1 $ 546.0 $ 861.3 $ 191.7 ! 6.502! 3.052! 9
10 0.479! 0.005! 225.8 ! 196.4 ! 30.85 ! 314.1 $ 275.0 $ 921.4 $ 810.8 $ 218.6 ! 6.142! 3.019! 10
11 0.360! 0.005! 223.0 ! 146.7 ! 38.36 ! 320.9 $ 279.8 $1087 $ 893.6 $ 206.5 ! 5.972! 2.987! 11
12 0.271! 0.005! 214.0 ! 121.4 ! 47.69 ! 322.4 $ 278.1 $ 906.2 $ 718.6 $ 175.2 ! 5.891! 2.954! 12
13 0.214! 0.005! 213.7 ! 104.1 ! 59.03 ! 268.5 ! 277.8 $ 577.9 $ 564.8 $ 146.3 ! 5.891! 2.922! 13
14 0.144! 0.005! 231.9 ! 91.97 ! 75.22 ! 246.2 ! 333.8 $ 473.4 $ 517.6 $ 126.2 ! 5.888! 2.890! 14
15 0.118! 0.005! 314.0 ! 83.53 ! 78.66 ! 229.7 ! 343.4 $ 469.5 $ 447.6 $ 112.3 ! 5.566! 2.858! 15
16 0.079! 0.005! 377.6 ! 77.90 ! 70.76 ! 213.9 ! 335.9 $ 835.4 $ 388.3 $ 88.50 ! 5.512! 2.826! 16
17 0.061! 0.005! 313.6 ! 73.76 ! 65.75 ! 202.6 ! 296.5 $1370 $ 340.3 $ 69.94 ! 5.512! 2.795! 17
18 0.046! 0.005! 274.6 ! 69.47 ! 57.05 ! 191.1 ! 280.2 $ 751.5 $ 325.0 $ 58.31 ! 5.375! 2.764! 18
19 0.035! 0.875! 259.9 ! 65.75 ! 50.09 ! 184.9 ! 277.4 $ 503.1 $ 303.8 $ 47.11 ! 5.169! 2.733! 19
20 0.021! 6.051! 250.3 ! 62.48 ! 43.67 ! 180.3 ! 263.7 $ 431.3 $ 271.8 $ 39.09 ! 5.149! 2.702! 20
21 0.011! 35.78 ! 254.7 ! 59.42 ! 38.84 ! 175.7 ! 247.2 $ 382.1 $ 273.5 $ 32.79 ! 5.123! 2.671! 21
22 0.009! 81.56 ! 239.1 ! 56.02 ! 38.99 ! 171.5 ! 227.1 $ 361.1 $ 264.7 ! 27.67 ! 4.919! 2.641! 22
23 0.005! 96.21 ! 230.7 ! 53.46 ! 41.59 ! 167.5 ! 253.6 $ 333.1 $ 245.1 ! 24.31 ! 4.714! 2.611! 23
24 0.005! 120.5 ! 221.1 ! 50.97 ! 44.49 ! 163.8 ! 461.7 $ 310.6 $ 228.1 ! 21.68 ! 4.576! 2.581! 24
25 0.005! 181.3 ! 216.2 ! 47.64 ! 47.51 ! 160.9 ! 368.9 $ 275.4 $ 208.8 ! 19.13 ! 4.509! 2.551! 25
26 0.005! 337.1 ! 209.1 ! 45.12 ! 51.75 ! 157.1 ! 325.9 $ 269.4 $ 191.2 ! 17.12 ! 4.260! 2.522! 26
27 0.005! 271.0 ! 203.1 ! 43.44 ! 62.93 ! 156.3 ! 361.0 $ 277.4 $ 175.5 ! 15.42 ! 4.130! 2.492! 27
28 0.005! 237.7 ! 204.2 ! 42.05 ! 77.63 ! 156.3 ! 338.1 $ 282.6 $ 160.4 ! 13.62 ! 4.044! 2.463! 28
29 0.005! 305.2 ! 40.37 ! 100.8 ! 156.3 ! 314.8 $ 412.0 $ 148.4 ! 12.38 ! 3.846! 2.434! 29
30 0.005! 668.2 $ 38.94 ! 132.6 ! 156.3 ! 285.0 $ 888.2 $ 136.6 ! 11.41 ! 3.755! 2.406! 30
31 0.005! 1306 $ 173.7 ! 274.9 $1453 $ 10.64 ! 2.377! 31
Mean 0.468! 48.87 ! 275.5 ! 180.3 ! 55.69 ! 236.4 ! 300.3 ! 570.0 $ 544.3 ! 85.85 ! 5.908! 2.843!
Median 0.079! 0.005! 223.0 ! 80.72 ! 44.49 ! 215.6 ! 296.5 ! 473.4 $ 413.5 ! 88.50 ! 5.539! 2.826!
Maximum 2.435! 337.1 !1306 ! 920.9 ! 173.7 ! 377.3 ! 461.7 !1453 $2011 ! 218.6 ! 9.821! 3.623!
Minimum 0.005! 0.005! 142.3 ! 38.94 ! 30.11 ! 156.3 ! 156.4 ! 194.1 $ 136.6 ! 10.64 ! 3.755! 2.377!
Total 14.52! 1368 ! 8540 ! 5409 ! 1726 ! 7092 ! 9310 !17669 $16329 ! 2661 ! 177.2 ! 88.12!
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 192.8 ! ! ... Not reviewed / Quality not known
Ann. Median 117.2 ! $ ... Relative Uncertainty +/-20%
Annual Total 70384 !
Maximum Minimum
Daily 2011 ! 0.005!
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 2.349! 1.618! 1.122! 0.728! 0.289^ 11.10 ^ 385.7 $ 224.8 $3592 $ 66.83 & 0.000^ 0.000^ 1
2 2.321! 1.597! 1.107! 0.717! 0.274^ 8.727^ 468.5 $ 229.4 $3421 $ 159.2 & 0.000^ 0.000^ 2
3 2.293! 1.577! 1.093! 0.706! 0.259^ 7.258^ 427.4 $ 231.0 $4407 $ 266.3 $ 0.000^ 0.000^ 3
4 2.265! 1.569! 1.079! 0.696! 0.244^ 6.806^ 416.1 $ 243.8 $3496 $ 155.3 & 0.000^ 0.000^ 4
5 2.238! 1.551! 1.065! 0.685! 0.246^ 9.432^ 487.7 $ 267.0 $2245 $ 94.38 & 0.000^ 0.000^ 5
6 2.210! 1.529! 1.051! 0.674! 0.301^ 22.08 ^ 525.2 $ 294.4 $1583 $ 54.94 & 0.000^ 0.000^ 6
7 2.183! 1.508! 1.037! 0.664! 0.319^ 17.73 ^ 794.1 $ 346.3 $1224 $ 35.55 ^ 0.000^ 0.000^ 7
8 2.157! 1.486! 1.023! 0.654! 0.368^ 17.68 ^ 922.1 $ 375.3 $ 969.7 $ 24.58 ^ 0.000^ 0.000^ 8
9 2.146! 1.464! 1.010! 0.643! 0.505^ 41.63 ^ 707.5 $ 339.4 $ 786.3 $ 17.76 ^ 0.000^ 0.000^ 9
10 2.124! 1.443! 0.996! 0.633! 4.340^ 242.9 & 582.2 $ 298.8 $ 634.7 $ 13.16 ^ 0.000^ 0.000^ 10
11 2.099! 1.422! 0.983! 0.623! 14.21 ^ 510.8 $ 506.4 $ 269.8 $ 496.5 $ 10.06 ^ 0.000^ 0.000^ 11
12 2.074! 1.401! 0.970! 0.613! 39.18 ^ 497.6 $ 486.0 $ 255.6 $ 377.2 $ 7.844^ 0.000^ 0.000^ 12
13 2.050! 1.382! 0.956! 0.603! 33.12 ^ 394.9 $ 447.2 $ 248.2 $ 296.9 $ 6.132^ 0.000^ 0.000^ 13
14 2.026! 1.362! 0.943! 0.593! 19.44 ^ 330.6 $ 442.4 $ 241.2 $ 271.2 $ 4.910^ 0.000^ 0.000^ 14
15 2.002! 1.343! 0.930! 0.584! 12.40 ^ 273.1 $ 386.0 $ 236.2 $ 247.7 $ 3.926^ 0.000^ 0.000^ 15
16 1.978! 1.323! 0.918! 0.574! 8.499^ 220.3 $ 309.4 $ 234.9 $ 223.1 $ 3.414^ 0.000^ 0.000^ 16
17 1.954! 1.304! 0.905! 0.565! 6.326^ 227.4 $ 268.6 $ 235.8 $ 198.3 $ 3.612^ 0.000^ 0.000^ 17
18 1.930! 1.287! 0.892! 0.555! 4.761^ 374.3 $ 256.6 $ 241.5 $ 160.1 & 3.653^ 0.000^ 0.000^ 18
19 1.907! 1.272! 0.880! 0.546! 3.999^ 454.3 $ 271.4 $ 256.5 $ 109.5 & 3.528^ 0.000^ 0.000^ 19
20 1.884! 1.256! 0.868! 0.537! 3.911^ 428.2 $ 327.0 $ 304.1 $ 80.87 & 2.949^ 0.000^ 0.000^ 20
21 1.861! 1.241! 0.856! 0.527! 3.811^ 368.1 $ 340.4 $ 307.6 $ 66.93 & 2.904^ 0.000^ 0.000^ 21
22 1.838! 1.225! 0.843! 0.517! 4.013^ 373.2 $ 369.7 $ 256.1 $ 137.1 & 2.017^ 0.000^ 0.000^ 22
23 1.815! 1.210! 0.831! 0.426^ 4.413^ 339.9 $ 345.5 $ 227.3 $ 368.8 $ 0.977^ 0.000^ 0.000^ 23
24 1.792! 1.195! 0.820! 0.362^ 4.831^ 261.1 $ 330.2 $ 214.4 $ 407.7 $ 0.513^ 0.000^ 0.000^ 24
25 1.770! 1.180! 0.808! 0.329^ 4.252^ 216.8 $ 306.1 $ 214.6 $ 213.5 $ 0.279^ 0.000^ 0.000^ 25
26 1.748! 1.166! 0.796! 0.331^ 4.609^ 210.0 $ 305.8 $ 218.7 $ 149.9 & 0.126^ 0.000^ 0.000^ 26
27 1.726! 1.151! 0.785! 0.328^ 5.307^ 229.2 $ 299.8 $ 245.7 $ 169.9 & 0.051^ 0.000^ 0.000^ 27
28 1.704! 1.136! 0.773! 0.330^ 7.974^ 339.5 $ 270.4 $ 452.4 $ 148.0 & 0.020^ 0.000^ 0.000^ 28
29 1.682! 0.762! 0.309^ 8.290^ 396.7 $ 254.7 $2418 $ 130.7 & 0.010^ 0.000^ 0.000^ 29
30 1.661! 0.750! 0.289^ 11.70 ^ 392.3 $ 241.5 $7637 $ 86.13 & 0.003^ 0.000^ 0.000^ 30
31 1.639! 0.739! 12.78 ^ 229.7 $6041 $ 0.000^ 0.000^ 31
Mean 1.981! 1.364! 0.922! 0.545! 7.257^ 240.8 ^ 410.0 $ 761.5 $ 890.0 & 30.48 ^ 0.000^ 0.000^
Median 1.978! 1.352! 0.918! 0.579! 4.413^ 252.0 ^ 369.7 $ 255.6 $ 284.1 & 3.653^ 0.000^ 0.000^
Maximum 2.349! 1.618! 1.122! 0.728! 39.18 ^ 510.8 ^ 922.1 $7637 $4407 & 266.3 ^ 0.000^ 0.000^
Minimum 1.639! 1.136! 0.739! 0.289! 0.244^ 6.806^ 229.7 $ 214.4 $ 66.93 & 0.000^ 0.000^ 0.000^
Total 61.42! 38.20! 28.59! 16.34! 225.0 ^ 7223 ^12711 $23607 $26699 & 944.8 ^ 0.00^ 0.00^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 196.0 ! ! ... Not reviewed / Quality not known
Ann. Median 1.954! $ ... Relative Uncertainty +/-20%
Annual Total 71555 ! & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 7637 ! 0.000!
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 438.6 $1539 $1524 $ 894.2 $ 457.3 $ 75.54 & 6.156^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 336.3 $1419 $1318 $ 770.7 $ 422.4 $ 69.73 & 5.450^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 238.6 $1346 $1103 $ 785.2 $ 394.5 $ 64.19 & 5.086^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 184.4 &1293 $ 706.9 $1643 $ 377.3 $ 62.74 & 4.658^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 139.5 &1673 $ 525.2 $1956 $ 361.4 $ 56.53 & 3.988^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 105.1 &4525 $ 476.9 $1071 $ 351.2 $ 63.80 & 3.728^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 66.63 &5355 $ 498.1 $ 762.2 $ 407.3 $ 57.56 & 3.436^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 52.08 &3672 $ 566.7 $ 650.3 $ 923.8 $ 49.56 & 3.175^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 48.40 &2737 $ 545.1 $ 576.7 $1563 $ 43.55 & 3.253^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 46.72 &2045 $ 491.0 $ 523.4 $1336 $ 40.00 & 3.199^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 39.40 &1845 $1276 $ 718.0 $ 821.3 $ 36.72 & 3.144^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 46.01 &1712 $3622 $1978 $ 613.0 $ 33.30 & 3.667^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 70.49 &1750 $1920 $2075 $ 498.7 $ 30.22 ^ 5.177^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 177.4 &2001 $1051 $1103 $ 508.3 $ 28.03 ^ 5.198^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 406.0 $3135 $ 877.7 $1743 $1409 $ 26.39 ^ 5.601^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 736.8 $3537 $ 954.5 $2903 $1679 $ 25.35 ^ 5.526^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 929.6 $2791 $1199 $1633 $ 794.0 $ 201.0 ^ 5.399^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 0.000^1020 $2604 $2326 $ 985.7 $ 528.3 $ 219.8 & 5.613^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 0.000^1132 $1492 $4658 $ 771.2 $ 414.5 $ 117.7 & 5.586^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 0.400^1152 $1081 $3185 $ 644.8 $ 340.5 $ 73.61 & 5.427^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 2.214^1084 $ 836.4 $2224 $ 585.4 $ 285.7 $ 50.79 & 5.224^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 0.015^1070 $ 679.9 $1582 $ 779.2 $ 243.9 $ 39.62 & 4.295^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 0.046^1249 $ 570.4 $1254 $1253 $ 209.7 $ 31.47 ^ 3.405^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 0.007^2011 $ 695.5 $1109 $1042 $ 180.4 & 25.80 ^ 2.372^ 24
25 0.021^ 0.000^ 0.000^ 0.000^ 0.000^1975 $ 813.2 $1172 $ 724.6 $ 156.5 & 21.73 ^ 1.529^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 0.000^1523 $ 921.2 $1933 $ 603.4 $ 139.1 & 18.30 ^ 0.981^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 178.7 ^1485 $1772 $1761 $ 562.8 $ 125.6 & 15.28 ^ 0.710^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 861.9 $1562 $2249 $1205 $ 543.8 $ 113.6 & 11.92 ^ 0.564^ 28
29 0.000^ 0.000^ 0.000^1065 $1756 $2011 $ 971.1 $ 519.5 $ 102.4 & 9.335^ 70.83 ^ 29
30 0.000^ 0.000^ 0.000^ 836.8 $1716 $2303 $ 898.6 $ 492.7 $ 92.69 & 7.593^ 191.5 & 30
31 0.000^ 0.000^ 549.4 $ 1867 $1029 $ 84.13 & 478.6 & 31
Mean 0.001^ 0.000^ 0.000^ 0.000^ 112.7 ^ 759.9 &2009 $1418 $1043 $ 514.0 & 53.57 ^ 27.50 ^
Median 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 587.7 &1772 $1172 $ 775.2 $ 394.5 & 39.81 ^ 4.658^
Maximum 0.021^ 0.000^ 0.000^ 0.000^1065 ^2011 &5355 $4658 $2903 $1679 & 219.8 ^ 478.6 ^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 39.40 & 570.4 $ 476.9 $ 492.7 $ 84.13 & 7.593^ 0.564^
Total 0.02^ 0.00^ 0.00^ 0.00^ 3494 ^22797 &62271 $43963 $31293 $15935 & 1607 ^ 852.6 ^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 499.2 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 26.39 ^ & ... Relative Uncertainty +/-30%
Annual Total 182212 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 5355 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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
1 390.0 $ 8079 # 712.4 $ 167.9 & 61.82& 38.72& 148.1 & 450.6 $ 1451 $ 108.7 & 21.62^ 3.64^ 1
2 213.9 & 7549 # 667.3 $ 98.92& 68.28& 75.29^ 295.5 $ 452.9 $ 1813 $ 104.6 & 20.94^ 3.28^ 2
3 117.7 & 7399 # 661.1 $ 67.56& 66.12& 172.6 & 725.1 $ 574.1 $ 908.3 $ 97.23& 21.08^ 2.95^ 3
4 71.17& 7423 # 659.6 $ 51.61& 63.91& 181.2 & 1067 $ 768.8 $ 702.1 $ 89.80& 21.08^ 2.37^ 4
5 47.90& 7216 # 658.1 $ 41.94& 60.28& 182.5 $ 849.3 $ 633.0 $ 591.2 $ 84.76& 20.88^ 1.45^ 5
6 40.52& 6938 # 653.2 $ 36.87& 56.57& 182.4 & 883.7 $ 767.8 $ 539.2 $ 77.23& 20.54^ 0.90^ 6
7 52.07& 6350 # 483.7 $ 34.86^ 51.83& 181.9 & 671.0 $ 1204 $ 1137 $ 70.18& 20.46^ 0.59^ 7
8 122.1 & 5730 # 358.2 $ 32.93^ 49.66& 181.7 & 515.1 $ 1135 $ 1956 $ 63.05& 22.10^ 0.37^ 8
9 83.30& 5146 # 333.9 $ 31.26^ 46.29& 178.8 & 474.4 $ 810.7 $ 905.8 $ 58.66& 23.13^ 0.26^ 9
10 56.86& 4578 $ 659.9 $ 31.22^ 45.01& 180.7 & 411.2 $ 612.7 $ 633.2 $ 54.19& 23.72^ 0.16^ 10
11 39.09& 4057 $ 821.9 $ 32.66^ 45.16& 179.2 & 494.7 $ 511.8 $ 485.9 $ 50.33& 24.38^ 0.08^ 11
12 28.18^ 3591 $ 802.9 $ 33.82^ 48.80& 180.0 & 557.4 $ 446.0 $ 415.7 $ 48.62& 17.55^ 0.03^ 12
13 21.60^ 3134 $ 678.3 $ 33.15^ 54.14& 180.5 & 691.5 $ 403.3 $ 370.5 $ 45.02& 15.91^ 0.00^ 13
14 48.82^ 2713 $ 336.2 $ 33.57^ 71.54& 194.7 & 720.5 $ 386.5 $ 340.7 $ 43.13& 13.81^ 0.00^ 14
15 219.1 & 2336 $ 166.6 & 33.67^ 73.78& 318.1 $ 1011 $ 400.8 $ 340.0 $ 40.23& 12.43^ 0.00^ 15
16 80.63& 2011 $ 93.86& 34.82^ 66.77& 306.4 $ 1221 $ 458.1 $ 347.3 $ 37.55& 10.31^ 0.00^ 16
17 299.4 & 1719 $ 62.23& 35.62^ 61.70& 220.5 $ 1299 $ 659.1 $ 337.0 $ 35.62& 8.66^ 0.00^ 17
18 237.7 $ 1488 $ 48.26& 36.35^ 56.51& 178.3 & 3228 $ 812.2 $ 308.7 $ 34.05& 7.34^ 0.00^ 18
19 196.0 $ 1347 $ 41.92& 37.29^ 54.29& 164.7 & 3411 $ 586.6 $ 280.3 $ 31.68& 6.49^ 0.00^ 19
20 163.1 & 1267 $ 42.54& 37.84& 52.63& 195.2 $ 2090 $ 454.5 $ 255.0 $ 28.83^ 6.28^ 0.00^ 20
21 110.9 & 1222 $ 42.68& 38.54& 50.99& 227.9 $ 1426 $ 395.0 $ 242.3 $ 26.82^ 6.15^ 0.00^ 21
22 5298 & 872.1 $ 47.44& 38.97& 48.95& 213.7 $ 1189 $ 352.0 $ 229.0 $ 24.66^ 6.22^ 0.00^ 22
23 12179 # 463.3 $ 48.02& 38.79& 47.15& 215.0 $ 963.1 $ 321.6 $ 216.0 $ 23.13^ 6.38^ 0.00^ 23
24 9588 # 241.6 $ 48.89& 38.42& 46.16& 197.7 $ 1034 $ 302.3 $ 195.9 $ 22.92^ 6.06^ 0.00^ 24
25 9072 # 142.5 & 161.6 & 37.15& 45.58& 178.0 & 824.3 $ 308.8 $ 179.2 $ 21.33^ 5.79^ 0.00^ 25
26 11873 # 97.47& 473.9 $ 37.42^ 46.18& 187.8 & 608.5 $ 356.1 $ 157.9 & 20.15^ 5.36^ 0.00^ 26
27 14674 # 75.47& 906.8 $ 37.07& 46.57& 184.8 & 505.4 $ 408.0 $ 141.9 & 19.50^ 4.90^ 0.00^ 27
28 14093 # 644.0 & 944.0 $ 38.29^ 46.66& 164.7 & 448.6 $ 447.5 $ 128.7 & 26.33^ 4.71^ 0.00^ 28
29 11582 # 880.7 $ 769.2 $ 46.47& 46.55& 144.2 & 435.1 $ 433.5 $ 119.9 & 25.58^ 4.48^ 0.00^ 29
30 9941 # 399.6 $ 49.80& 44.89& 130.4 & 502.2 $ 400.9 $ 115.4 & 24.04^ 4.06^ 0.00^ 30
31 8747 # 267.1 $ 42.15& 536.5 $ 552.0 $ 22.83^ 0.00^ 31
Mean 3538 ^3266 & 421.0 & 44.83 ^ 53.77 & 183.9 ^ 943.1 & 542.2 $ 528.1 & 47.12 ^ 13.09 ^ 0.519^
Median 196.0 ^2336 & 399.6 & 37.22 ^ 50.99 & 181.5 ^ 720.5 & 452.9 $ 340.4 & 37.55 ^ 11.37 ^ 0.000^
Maximum 14674 ^ 8079 & 944.0 & 167.9 ^ 73.78& 318.1 ^ 3411 & 1204 $ 1956 & 108.7 ^ 24.38^ 3.64^
Minimum 21.60 ^ 75.47 & 41.92 & 31.22 ^ 42.15 & 38.72 ^ 148.1 & 302.3 $ 115.4 & 19.50 ^ 4.056^ 0.000^
Total 109688 ^ 94711 & 13051 & 1345 ^ 1667 & 5518 ^ 29237 & 16807 $ 15844 & 1461 ^ 392.8^ 16.1^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 791.6 ^ # ... Relative Uncertainty +/-15%
Ann. Median 136.1 ^ $ ... Relative Uncertainty +/-20%
Annual Total 289737 ^ & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 14674 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 56.41 & 25.41 ^2106 $ 203.2 $ 269.5 $ 23.69 ^ 9.659^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 50.80 & 26.91 ^ 889.0 $ 197.0 $ 223.4 $ 21.60 ^ 9.018^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 45.08 & 28.80 ^ 565.4 $ 174.3 $ 171.0 & 19.69 ^ 9.374^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 39.64 & 30.29 ^ 486.7 $ 157.1 & 125.4 & 17.92 ^ 12.31 ^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 39.75 & 31.18 ^ 437.8 $ 143.6 & 96.20 & 15.56 ^ 13.57 ^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 39.33 & 30.05 ^ 382.0 $ 136.0 & 77.07 & 14.37 ^ 13.79 ^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 34.82 & 39.11 ^ 333.5 $ 137.8 & 63.97 & 12.94 ^ 13.67 ^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.384^ 33.99 & 69.53 & 309.1 $ 160.4 & 57.08 & 10.53 ^ 13.61 ^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 10.35 ^ 34.79 & 91.47 & 315.4 $ 178.5 $ 50.32 & 8.509^ 11.95 ^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 19.98 ^ 39.41 & 174.7 & 417.1 $ 197.2 $ 45.16 & 7.267^ 10.29 ^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 19.14 ^ 39.71 & 157.4 & 608.1 $ 203.5 $ 41.75 & 6.798^ 10.61 ^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 18.51 ^ 39.67 & 117.3 & 459.5 $ 185.1 $ 38.61 & 6.290^ 11.56 ^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 10.84 ^ 42.62 & 90.28 & 359.8 $ 158.5 & 36.64 & 5.609^ 11.66 ^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 12.03 ^ 40.66 & 76.74 & 370.1 $ 129.4 & 34.81 & 4.654^ 10.74 ^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 13.44 ^ 37.67 & 64.08 & 709.0 $ 114.1 & 33.34 & 4.183^ 9.750^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 14.02 ^ 35.54 & 55.66 &2499 $ 103.9 & 31.55 ^ 4.206^ 8.914^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 13.54 ^ 33.56 & 50.62 &1605 $ 96.86 & 30.27 ^ 4.846^ 7.960^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 13.00 ^ 32.55 & 47.12 & 833.2 $ 90.87 & 29.30 ^ 5.156^ 7.243^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 12.55 ^ 30.74 & 43.93 & 628.2 $ 84.98 & 29.04 ^ 11.15 ^ 7.079^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 12.97 ^ 30.34 & 41.11 & 498.3 $ 79.51 & 28.46 ^ 21.76 ^ 7.101^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 13.76 ^ 29.12 ^ 39.31 & 419.9 $ 74.18 & 29.44 ^ 15.49 ^ 6.278^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 14.98 ^ 28.62 ^ 37.86 & 363.9 $ 72.34 & 34.70 ^ 15.08 ^ 4.463^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 16.05 ^ 27.72 ^ 36.99 & 317.8 $ 110.9 & 50.39 & 16.70 ^ 3.470^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 17.40 ^ 26.84 ^ 35.85 & 296.1 $ 121.2 & 57.86 & 15.87 ^ 2.566^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 18.21 ^ 27.23 ^ 34.92 & 356.7 $ 125.9 & 58.45 & 19.10 ^ 1.404^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 18.24 ^ 27.45 ^ 34.33 & 425.7 $ 108.1 & 56.12 & 17.06 ^ 0.966^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 19.54 ^ 27.46 ^ 33.35 & 342.9 $ 99.37 & 47.19 & 14.62 ^ 0.740^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 21.27 ^ 27.07 ^ 36.61 & 262.6 $ 90.56 & 39.71 & 11.88 ^ 0.507^ 28
29 0.000^ 0.000^ 0.000^ 25.08 ^ 25.77 ^ 50.89 & 233.0 $ 142.8 & 33.61 ^ 10.38 ^ 0.274^ 29
30 0.000^ 0.000^ 0.000^ 49.63 ^ 25.10 ^ 318.0 & 215.8 $ 252.9 $ 29.14 ^ 9.283^ 0.179^ 30
31 0.000^ 0.000^ 73.02 & 1989 $ 201.4 $ 26.46 ^ 0.092^ 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 14.77 ^ 34.98 ^ 127.1 ^ 588.6 $ 137.7 & 63.74 ^ 12.41 ^ 7.446^
Median 0.000^ 0.000^ 0.000^ 0.000^ 13.54 ^ 34.39 ^ 41.11 ^ 417.1 $ 132.7 & 41.75 ^ 12.41 ^ 8.914^
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 73.02 ^ 56.41 ^1989 ^2499 $ 252.9 & 269.5 ^ 23.69 ^ 13.79 ^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 25.10 ^ 25.41 ^ 201.4 $ 72.34 & 26.46 ^ 4.183^ 0.092^
Total 0.00^ 0.00^ 0.00^ 0.00^ 457.9 ^ 1049 ^ 3939 ^18247 $ 4130 & 1976 ^ 372.2 ^ 230.8 ^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 83.29 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 13.76 ^ & ... Relative Uncertainty +/-30%
Annual Total 30402 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 2499 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.042^ 0.000^ 0.000^ 0.000^ 0.000^ 8.855^ 73.29 ^ 70.61 ^ 57.71 ^ 18.39 ^ 9.650^ 0.794^ 1
2 0.012^ 0.000^ 0.000^ 0.000^ 0.000^ 9.287^ 97.66 & 65.27 ^ 65.29 ^ 16.59 ^ 8.493^ 0.172^ 2
3 0.002^ 0.000^ 0.000^ 0.000^ 0.000^ 10.38 ^ 101.1 & 61.35 ^ 151.3 ^ 16.00 ^ 7.722^ 0.032^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 13.87 ^ 98.82 & 59.63 ^ 240.0 $ 15.56 ^ 8.243^ 0.000^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 24.05 ^ 81.62 ^ 65.51 ^ 143.3 & 14.89 ^ 9.467^ 0.000^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 66.09 ^ 74.53 ^ 111.3 ^ 105.5 & 16.73 ^ 8.315^ 0.000^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 73.43 ^ 75.29 ^ 164.7 & 81.86 ^ 16.41 ^ 6.919^ 0.000^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 56.52 ^ 79.52 ^ 140.2 & 68.50 ^ 31.24 ^ 6.076^ 0.000^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 41.85 ^ 74.88 ^ 112.6 & 60.16 ^ 54.35 ^ 5.322^ 0.000^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 33.47 ^ 67.83 ^ 134.8 & 52.96 ^ 46.79 ^ 4.913^ 0.000^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 30.82 ^ 71.32 ^ 185.3 & 48.27 ^ 36.52 ^ 4.111^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 27.17 ^ 96.76 ^ 210.0 $ 43.60 ^ 28.43 ^ 3.315^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 26.84 ^ 187.2 & 168.6 & 40.48 ^ 23.10 ^ 2.803^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 25.72 ^ 212.6 $ 108.7 & 39.83 ^ 19.31 ^ 1.581^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 28.68 ^ 169.0 & 83.04 ^ 43.56 ^ 16.39 ^ 0.195^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 3.018^ 35.83 ^ 126.4 & 74.54 ^ 50.25 ^ 14.83 ^ 0.068^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 15.36 ^ 41.08 ^ 111.9 & 67.55 ^ 63.07 ^ 14.14 ^ 0.002^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 15.91 ^ 45.75 ^ 96.41 & 58.65 ^ 84.98 ^ 14.08 ^ 0.000^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 14.91 ^ 42.67 ^ 82.38 ^ 53.52 ^ 68.78 ^ 13.06 ^ 0.000^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 14.59 ^ 44.81 ^ 87.78 ^ 49.87 ^ 51.59 ^ 15.96 ^ 0.000^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 14.20 ^ 52.88 ^ 185.9 & 45.75 ^ 42.81 ^ 16.30 ^ 0.000^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 12.65 ^ 64.41 ^ 134.2 & 42.27 ^ 36.98 ^ 19.58 ^ 0.000^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 12.24 ^ 68.40 ^ 96.40 & 39.62 ^ 33.60 ^ 20.34 ^ 0.000^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 11.49 ^ 69.07 ^ 85.85 ^ 38.47 ^ 31.33 ^ 17.02 ^ 0.000^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 10.87 ^ 71.90 ^ 96.54 & 37.19 ^ 30.01 ^ 16.96 ^ 0.000^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 10.14 ^ 61.00 ^ 109.3 & 36.20 ^ 28.12 ^ 14.11 ^ 0.000^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 9.882^ 53.08 ^ 148.9 & 39.38 ^ 26.26 ^ 11.95 ^ 0.035^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 9.971^ 47.64 ^ 135.8 & 43.48 ^ 24.66 ^ 10.80 ^ 5.195^ 0.000^ 28
29 0.000^ 0.000^ 0.000^ 9.715^ 48.69 ^ 111.6 & 53.19 ^ 22.03 ^ 9.773^ 4.516^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 9.380^ 61.95 ^ 92.29 & 62.04 ^ 19.61 ^ 8.864^ 2.060^ 0.000^ 30
31 0.000^ 0.000^ 9.276^ 79.80 ^ 60.22 ^ 8.242^ 0.000^ 31
Mean 0.002^ 0.000^ 0.000^ 0.000^ 5.923^ 42.87 ^ 107.8 ^ 82.06 ^ 61.88 ^ 19.25 ^ 3.300^ 0.032^
Median 0.000^ 0.000^ 0.000^ 0.000^ 3.018^ 43.74 ^ 96.54 ^ 62.04 ^ 49.26 ^ 16.39 ^ 2.431^ 0.000^
Maximum 0.042^ 0.000^ 0.000^ 0.000^ 15.91 ^ 73.43 ^ 212.6 ^ 210.0 ^ 240.0 ^ 54.35 ^ 9.650^ 0.794^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.855^ 67.83 ^ 36.20 ^ 19.61 ^ 8.242^ 0.000^ 0.000^
Total 0.056^ 0.000^ 0.000^ 0.000^ 183.6 ^1286 ^3343 ^2544 ^1857 ^ 596.7 ^ 99.00 ^ 0.997^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 27.15 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 3.018^ & ... Relative Uncertainty +/-30%
Annual Total 9910 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 240.0 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 0.000^ 11.85 ^ 4.305^ 94.71 &1130 $ 313.9 $ 583.2 $ 234.1 $ 96.32 & 25.39 ^ 1
2 0.000^ 0.000^ 0.000^ 4.634^ 3.844^ 95.17 & 707.7 $ 334.6 $ 520.1 $ 231.3 $ 98.44 & 17.51 ^ 2
3 0.000^ 0.000^ 0.000^ 6.599^ 2.747^ 101.3 & 547.4 $ 715.9 $ 422.7 $ 219.3 $ 91.32 & 11.27 ^ 3
4 0.000^ 0.000^ 0.000^ 39.52 ^ 2.030^ 103.0 & 675.8 $1263 $ 371.3 $ 212.7 $ 92.54 & 6.399^ 4
5 0.000^ 0.000^ 0.000^ 33.51 ^ 1.670^ 102.7 & 946.4 $1586 $ 344.3 $ 201.7 $ 86.84 & 3.571^ 5
6 0.000^ 0.000^ 0.000^ 17.94 ^ 1.328^ 100.1 &1067 $ 817.8 $ 332.2 $ 185.8 $ 80.80 ^ 2.303^ 6
7 0.000^ 0.000^ 0.000^ 10.65 ^ 1.077^ 101.1 &1077 $ 573.6 $ 328.7 $ 174.2 $ 75.51 ^ 1.835^ 7
8 0.000^ 0.000^ 0.000^ 7.312^ 1.739^ 95.77 & 775.0 $ 484.7 $ 321.7 $ 161.2 & 68.33 ^ 0.964^ 8
9 0.000^ 0.000^ 0.000^ 6.870^ 65.07 ^ 90.90 & 581.1 $ 428.6 $ 322.4 $ 149.4 & 64.85 ^ 0.228^ 9
10 0.000^ 0.000^ 0.000^ 9.190^ 19.76 ^ 87.58 & 595.1 $ 390.6 $ 362.0 $ 141.7 & 59.41 ^ 0.021^ 10
11 0.000^ 0.000^ 0.000^ 14.84 ^ 5.214^ 83.28 & 999.6 $ 629.8 $ 395.0 $ 134.3 & 52.45 ^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 24.26 ^ 4.118^ 82.88 ^1991 $1640 $ 465.3 $ 134.0 & 44.95 ^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 51.04 ^ 16.56 ^ 81.86 ^1520 $1764 $ 506.7 $ 131.6 & 37.04 ^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 74.47 ^ 15.08 ^ 80.95 ^ 984.5 $1101 $ 440.5 $ 124.4 & 28.86 ^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 59.93 ^ 18.53 ^ 78.18 ^ 921.0 $ 888.8 $ 395.9 $ 118.2 & 21.74 ^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 49.90 ^ 103.2 ^ 74.65 ^ 876.8 $ 795.5 $ 349.4 $ 113.1 & 18.04 ^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 48.55 ^ 63.50 ^ 72.81 ^ 709.6 $ 745.1 $ 318.5 $ 110.0 & 22.32 ^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 39.27 ^ 61.74 ^ 72.10 ^ 565.0 $ 717.5 $ 293.5 $ 109.1 & 45.26 ^ 0.000^ 18
19 0.000^ 5.865^ 0.000^ 33.00 ^ 107.1 ^ 70.44 ^ 490.6 $ 754.2 $ 278.5 $ 106.0 & 40.76 ^ 0.000^ 19
20 0.000^ 2.122^ 0.000^ 31.39 ^ 159.9 & 71.06 ^ 430.3 $ 845.8 $ 265.7 $ 104.2 & 25.47 ^ 0.000^ 20
21 0.000^ 0.136^ 0.000^ 27.54 ^ 164.6 & 73.77 ^ 406.1 $ 792.4 $ 260.5 $ 102.7 & 19.43 ^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 23.34 ^ 176.7 & 84.27 ^ 380.4 $1104 $ 286.7 $ 98.52 & 20.03 ^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 18.81 ^ 139.1 & 122.1 & 365.9 $1861 $ 373.9 $ 95.61 & 30.42 ^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 15.56 ^ 131.3 & 128.6 & 356.0 $1732 $ 486.9 $ 92.90 & 46.43 ^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 12.38 ^ 129.1 & 147.8 & 323.4 $1119 $ 521.6 $ 88.99 & 60.59 ^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 10.39 ^ 119.4 & 229.9 $ 297.1 $ 930.7 $ 426.4 $ 88.39 & 66.57 ^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 9.401^ 114.2 & 482.4 $ 277.3 $ 819.2 $ 342.8 $ 93.64 & 65.50 ^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 8.029^ 102.7 & 736.4 $ 272.1 $ 731.6 $ 298.2 $ 90.53 & 58.59 ^ 0.000^ 28
29 0.000^ 31.35 ^ 5.696^ 92.98 &1318 $ 261.6 $ 674.7 $ 255.5 $ 87.84 & 49.23 ^ 0.000^ 29
30 0.000^ 91.18 ^ 4.818^ 80.92 ^1477 $ 275.3 $ 640.2 $ 239.3 $ 89.12 & 36.99 ^ 0.000^ 30
31 0.000^ 67.83 ^ 83.78 ^ 306.6 $ 610.5 $ 90.88 & 0.000^ 31
Mean 0.000^ 0.290^ 6.141^ 23.69 ^ 64.30 ^ 218.0 ^ 681.1 $ 897.0 $ 370.3 $ 132.8 & 53.50 ^ 2.241^
Median 0.000^ 0.000^ 0.000^ 16.75 ^ 63.50 ^ 94.94 ^ 581.1 $ 792.4 $ 346.9 $ 113.1 & 50.84 ^ 0.000^
Maximum 0.000^ 5.865^ 91.18 ^ 74.47 ^ 176.7 ^1477 ^1991 $1861 $ 583.2 $ 234.1 & 98.44 ^ 25.39 ^
Minimum 0.000^ 0.000^ 0.000^ 4.634^ 1.077^ 70.44 ^ 261.6 $ 313.9 $ 239.3 $ 87.84 & 18.04 ^ 0.000^
Total 0.00^ 8.12^ 190.4 ^ 710.7 ^ 1993 ^ 6541 ^21113 $27806 $11109 $ 4115 & 1605 ^ 69.49^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 206.2 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 63.50 ^ & ... Relative Uncertainty +/-30%
Annual Total 75261 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 1991 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 7.297^ 0.000^ 0.000^ 76.70 ^ 133.8 & 194.5 $ 407.1 $ 92.37 & 78.29 ^ 13.91 ^ 1
2 0.000^ 0.000^ 4.193^ 0.000^ 0.000^ 92.33 ^ 133.7 & 296.0 $ 357.5 $ 88.88 & 73.33 ^ 12.51 ^ 2
3 0.000^ 0.000^ 2.953^ 0.000^ 0.000^ 79.82 ^ 161.7 & 325.8 $ 324.7 $ 87.24 & 69.84 ^ 13.32 ^ 3
4 0.000^ 0.000^ 1.703^ 0.000^ 0.000^ 89.23 ^ 151.5 & 318.5 $ 293.4 $ 87.43 & 66.65 ^ 12.95 ^ 4
5 0.000^ 0.000^ 0.639^ 0.000^ 0.000^ 139.9 & 174.1 & 248.8 $ 295.8 $ 88.18 & 63.02 ^ 12.23 ^ 5
6 0.000^ 0.000^ 0.145^ 0.000^ 0.000^ 122.6 & 188.5 $ 260.9 $ 375.9 $ 88.90 & 60.82 ^ 10.32 ^ 6
7 0.000^ 0.000^ 0.025^ 0.000^ 0.000^ 197.1 & 257.8 $ 273.6 $ 441.1 $ 88.07 & 57.60 ^ 7.772^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 127.1 & 405.6 $ 259.0 $ 401.2 $ 86.48 & 57.08 ^ 6.164^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 108.5 & 434.6 $ 239.5 $ 332.2 $ 83.09 & 52.91 ^ 4.572^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 104.8 & 455.7 $ 213.1 $ 282.4 $ 83.06 ^ 53.06 ^ 3.151^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 290.2 & 340.8 $ 193.6 $ 251.0 $ 80.34 ^ 49.97 ^ 1.886^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 212.7 $ 277.6 $ 294.1 $ 229.1 $ 83.64 ^ 49.12 ^ 0.985^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 214.9 $ 249.8 $ 423.1 $ 214.5 $ 85.69 & 48.74 ^ 0.631^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 219.6 $ 224.6 $ 597.5 $ 200.2 $ 90.15 & 47.77 ^ 0.169^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 235.0 $ 197.5 $ 522.8 $ 189.5 $ 93.30 & 49.33 ^ 0.070^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 7.481^ 192.5 $ 175.3 $ 378.0 $ 173.2 $ 87.78 & 49.75 ^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 29.62 ^ 159.0 & 163.9 & 312.8 $ 171.2 $ 84.74 & 46.46 ^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 39.12 ^ 143.0 & 153.4 & 291.5 $ 169.6 & 89.48 & 45.06 ^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 40.07 ^ 130.3 & 146.7 & 269.7 $ 142.6 & 87.65 & 45.03 ^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 40.51 ^ 121.3 & 142.7 & 261.6 $ 139.8 & 81.85 ^ 44.37 ^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 50.95 ^ 116.0 & 153.4 & 258.2 $ 136.4 & 106.2 & 40.61 ^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 54.10 ^ 116.5 & 173.4 & 278.6 $ 134.5 & 179.2 & 35.76 ^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 56.05 ^ 134.2 & 178.2 & 371.6 $ 126.9 & 155.9 & 31.97 ^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 56.70 ^ 129.9 & 198.6 $ 394.8 $ 123.0 & 161.5 & 35.33 ^ 0.000^ 24
25 0.000^ 0.602^ 0.000^ 0.000^ 58.77 ^ 128.2 & 203.6 $ 417.7 $ 110.4 & 128.4 & 31.10 ^ 0.000^ 25
26 0.000^ 6.822^ 0.000^ 0.000^ 64.55 ^ 133.6 & 182.0 $ 517.8 $ 113.0 & 118.7 & 32.25 ^ 0.000^ 26
27 0.000^ 12.33 ^ 0.000^ 0.000^ 64.32 ^ 125.2 & 167.7 & 745.6 $ 105.2 & 118.7 & 28.93 ^ 0.000^ 27
28 0.000^ 11.89 ^ 0.000^ 0.000^ 61.90 ^ 126.9 & 153.7 & 886.3 $ 99.50 & 115.2 & 24.66 ^ 0.000^ 28
29 0.000^ 8.886^ 0.000^ 0.000^ 59.97 ^ 130.2 & 146.5 & 897.5 $ 97.85 & 103.1 & 19.47 ^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 57.66 ^ 129.9 & 146.8 & 723.7 $ 96.51 & 91.76 & 15.77 ^ 0.000^ 30
31 0.000^ 0.000^ 72.63 ^ 171.6 & 496.6 $ 83.53 ^ 0.000^ 31
Mean 0.000^ 1.397^ 0.547^ 0.000^ 26.27 ^ 144.2 ^ 207.9 & 392.3 $ 217.8 & 100.0 ^ 46.80 ^ 3.247^
Median 0.000^ 0.000^ 0.000^ 0.000^ 7.481^ 129.9 ^ 174.1 & 312.8 $ 181.3 & 88.88 ^ 48.25 ^ 0.000^
Maximum 0.000^ 12.33 ^ 7.297^ 0.000^ 72.63 ^ 290.2 ^ 455.7 & 897.5 $ 441.1 & 179.2 ^ 78.29 ^ 13.91 ^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 76.70 ^ 133.7 & 193.6 $ 96.51 & 80.34 ^ 15.77 ^ 0.000^
Total 0.00^ 40.53^ 16.96^ 0.00^ 814.4 ^ 4327 ^ 6445 &12163 $ 6535 & 3101 ^ 1404 ^ 100.6 ^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 95.48 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 44.70 ^ & ... Relative Uncertainty +/-30%
Annual Total 34947 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 897.5 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 0.000^ 330.5 $ 55.74 ^ 272.2 $ 909.2 $ 271.8 $ 281.2 $ 180.9 $ 68.66 ^ 19.79 ^ 1
2 0.000^ 0.000^ 0.000^ 590.8 $ 78.74 ^ 238.5 $ 851.3 $ 275.3 $ 248.2 $ 198.1 $ 66.70 ^ 17.92 ^ 2
3 0.000^ 0.000^ 0.000^ 704.9 $ 327.7 & 224.2 $ 688.7 $ 309.1 $ 226.2 $ 213.8 $ 64.01 ^ 16.79 ^ 3
4 0.000^ 0.000^ 0.000^ 559.4 $ 466.5 $ 347.2 $ 807.5 $ 345.7 $ 215.9 $ 209.6 $ 61.14 ^ 18.12 ^ 4
5 0.000^ 0.000^ 0.000^ 350.2 $ 389.9 $ 549.3 $1480 $ 369.3 $ 209.2 $ 198.7 $ 61.67 ^ 18.65 ^ 5
6 0.000^ 0.000^ 0.000^ 241.5 $ 267.5 $ 482.0 $1395 $ 325.9 $ 261.3 $ 178.5 & 59.97 ^ 17.42 ^ 6
7 0.000^ 0.000^ 0.000^ 187.3 & 193.6 $ 554.2 $ 932.5 $ 288.2 $ 541.0 $ 205.2 $ 59.75 ^ 16.23 ^ 7
8 0.000^ 0.000^ 0.000^ 160.1 & 156.3 &1281 $ 780.6 $ 261.5 $ 843.4 $ 294.5 $ 63.15 ^ 14.49 ^ 8
9 0.000^ 0.000^ 0.000^ 139.8 & 142.2 &2109 $ 660.8 $ 248.1 $ 631.1 $ 269.6 $ 61.30 ^ 13.04 ^ 9
10 0.000^ 0.000^ 0.000^ 121.4 & 127.8 &2784 # 562.7 $ 240.7 $ 542.0 $ 196.0 $ 58.06 ^ 11.24 ^ 10
11 0.000^ 0.000^ 0.000^ 109.7 & 122.5 &2750 # 494.7 $ 228.5 $ 493.1 $ 159.1 & 55.82 ^ 9.885^ 11
12 0.000^ 0.000^ 0.000^ 97.85 & 142.7 &2388 # 450.6 $ 215.9 $ 369.4 $ 138.7 & 53.28 ^ 9.015^ 12
13 0.000^ 0.000^ 0.000^ 87.62 ^ 129.8 &1949 $ 437.1 $ 262.4 $ 298.9 $ 124.4 & 51.13 ^ 8.712^ 13
14 0.000^ 0.000^ 0.000^ 78.15 ^ 125.3 &1646 $ 430.5 $ 373.3 $ 272.4 $ 113.6 & 48.05 ^ 8.662^ 14
15 0.000^ 0.000^ 0.000^ 65.95 ^ 156.1 &1164 $ 454.9 $ 535.2 $ 253.1 $ 106.2 & 46.23 ^ 8.273^ 15
16 0.000^ 0.000^ 0.000^ 57.99 ^ 202.0 $1023 $ 481.7 $ 499.9 $ 236.5 $ 101.4 & 43.84 ^ 7.842^ 16
17 0.000^ 0.000^ 0.000^ 54.35 ^ 298.6 $1504 $ 470.6 $ 589.5 $ 266.3 $ 95.09 & 41.22 ^ 6.957^ 17
18 0.000^ 0.000^ 0.000^ 51.48 ^ 366.0 $1906 $ 440.5 $1454 $ 430.7 $ 89.82 & 37.34 ^ 5.617^ 18
19 0.000^ 0.000^ 0.000^ 50.05 ^ 677.4 $2019 # 412.3 $2169 # 590.0 $ 89.66 & 38.63 ^ 4.573^ 19
20 0.000^ 0.000^ 0.000^ 48.54 ^1557 $1669 $ 352.0 $1557 $ 482.5 $ 88.53 & 36.66 ^ 3.011^ 20
21 0.000^ 0.000^ 0.000^ 46.67 ^1988 $1351 $ 422.8 $ 882.1 $ 343.1 $ 83.76 ^ 34.44 ^ 1.817^ 21
22 0.000^ 0.000^ 0.000^ 46.45 ^1682 $1092 $ 506.6 $ 733.1 $ 300.2 $ 83.79 ^ 32.76 ^ 0.947^ 22
23 0.000^ 0.000^ 0.000^ 45.39 ^2106 $1172 $ 556.3 $ 605.0 $ 284.7 $ 82.87 ^ 32.34 ^ 0.286^ 23
24 0.000^ 0.000^ 0.000^ 44.24 ^1716 $2940 # 464.4 $ 497.2 $ 244.5 $ 82.68 ^ 31.10 ^ 0.084^ 24
25 0.000^ 0.000^ 0.000^ 45.39 ^1831 $3661 # 392.4 $ 456.9 $ 214.6 $ 84.96 ^ 28.48 ^ 0.010^ 25
26 0.000^ 0.000^ 0.000^ 45.55 ^1317 $2769 # 368.3 $ 429.9 $ 196.6 $ 86.38 & 26.74 ^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 47.24 ^ 806.5 $2142 # 357.1 $ 416.0 $ 174.7 $ 85.79 & 29.06 ^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 47.50 ^ 572.2 $1551 $ 330.1 $ 399.4 $ 166.6 & 81.03 ^ 26.51 ^ 0.000^ 28
29 0.000^ 34.22 ^ 45.66 ^ 451.6 $1117 $ 307.4 $ 373.2 $ 161.8 & 80.78 ^ 24.68 ^ 0.000^ 29
30 0.000^ 268.7 $ 49.56 ^ 366.4 $ 982.7 $ 290.1 $ 339.5 $ 164.9 & 77.61 ^ 22.50 ^ 0.000^ 30
31 0.000^ 329.7 $ 316.9 $ 280.3 $ 330.7 $ 73.10 ^ 0.000^ 31
Mean 0.000^ 0.000^ 20.40 ^ 151.7 ^ 617.3 ^1521 $ 573.2 $ 525.3 $ 331.5 & 134.0 ^ 45.51 ^ 7.722^
Median 0.000^ 0.000^ 0.000^ 61.97 ^ 327.7 ^1427 $ 464.4 $ 373.2 $ 269.4 & 101.4 ^ 45.03 ^ 7.842^
Maximum 0.000^ 0.000^ 329.7 ^ 704.9 ^2106 ^3661 $1480 $2169 $ 843.4 & 294.5 ^ 68.66 ^ 19.79 ^
Minimum 0.000^ 0.000^ 0.000^ 44.24 ^ 55.74 ^ 224.2 $ 280.3 $ 215.9 $ 161.8 & 73.10 ^ 22.50 ^ 0.000^
Total 0.00^ 0.00^ 632.5 ^ 4551 ^19136 ^45636 $17770 $16283 $ 9944 & 4154 ^ 1365 ^ 239.4 ^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 328.0 ^ # ... Relative Uncertainty +/-15%
Ann. Median 89.82 ^ $ ... Relative Uncertainty +/-20%
Annual Total 119711 ^ & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 3661 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 447.9 $ 67.76 ^ 35.48 ^ 61.10 ^ 61.81 ^ 113.4 & 119.3 & 194.3 $ 71.51 ^ 6.052^ 0.000^ 1
2 0.000^ 428.9 $ 63.24 ^ 41.62 ^ 60.31 ^ 58.73 ^ 98.21 & 112.8 & 269.1 $ 68.65 ^ 5.260^ 0.000^ 2
3 0.000^ 366.4 $ 61.51 ^ 42.98 ^ 58.32 ^ 57.45 ^ 89.68 & 109.3 & 326.1 $ 65.26 ^ 4.732^ 0.000^ 3
4 0.000^ 290.4 $ 59.92 ^ 55.07 ^ 54.51 ^ 56.21 ^ 83.37 ^ 106.2 & 266.9 $ 61.15 ^ 4.721^ 0.000^ 4
5 0.000^ 230.0 $ 61.10 ^ 65.07 ^ 50.70 ^ 52.92 ^ 82.23 ^ 101.1 & 215.5 $ 56.71 ^ 5.397^ 0.000^ 5
6 0.000^ 211.8 $ 63.69 ^ 63.53 ^ 50.46 ^ 52.88 ^ 76.91 ^ 98.92 & 177.0 & 49.27 ^ 5.582^ 0.000^ 6
7 122.8 ^ 253.1 $ 62.09 ^ 58.68 ^ 48.38 ^ 50.69 ^ 75.12 ^ 110.7 & 156.8 & 45.80 ^ 5.131^ 0.000^ 7
8 623.1 & 289.6 $ 57.43 ^ 54.54 ^ 47.59 ^ 51.41 ^ 71.30 ^ 134.5 & 177.6 & 44.33 ^ 4.783^ 0.000^ 8
9 1021 $ 223.8 $ 54.45 ^ 52.10 ^ 47.84 ^ 53.44 ^ 71.76 ^ 141.9 & 204.4 $ 39.34 ^ 4.801^ 0.000^ 9
10 306.1 $ 180.9 $ 52.74 ^ 50.57 ^ 47.36 ^ 52.10 ^ 68.81 ^ 132.0 & 193.0 $ 36.46 ^ 4.442^ 0.000^ 10
11 160.5 & 160.1 & 49.26 ^ 51.27 ^ 47.28 ^ 50.84 ^ 66.97 ^ 120.6 & 199.9 $ 33.34 ^ 4.313^ 0.000^ 11
12 172.0 & 153.9 & 45.57 ^ 55.76 ^ 48.09 ^ 48.70 ^ 65.08 ^ 114.8 & 238.3 $ 30.92 ^ 4.069^ 0.000^ 12
13 1522 $ 151.0 & 44.48 ^ 54.54 ^ 44.45 ^ 46.82 ^ 63.93 ^ 103.4 & 271.3 $ 29.81 ^ 3.713^ 0.000^ 13
14 1820 $ 128.2 & 42.40 ^ 52.21 ^ 42.29 ^ 45.67 ^ 62.62 ^ 99.10 & 255.0 $ 29.28 ^ 3.467^ 0.000^ 14
15 982.9 $ 116.5 & 39.77 ^ 52.21 ^ 45.04 ^ 43.96 ^ 64.15 ^ 108.8 & 218.1 $ 29.56 ^ 3.270^ 0.000^ 15
16 1442 $ 107.0 & 38.19 ^ 51.08 ^ 46.39 ^ 43.79 ^ 62.39 ^ 177.0 & 187.6 $ 27.62 ^ 3.188^ 0.000^ 16
17 1952 $ 102.7 & 37.30 ^ 49.88 ^ 50.45 ^ 44.55 ^ 59.32 ^ 262.6 $ 172.3 & 22.94 ^ 2.721^ 0.000^ 17
18 1194 $ 98.05 & 35.71 ^ 47.18 ^ 51.51 ^ 44.35 ^ 58.29 ^ 216.5 $ 163.6 & 21.30 ^ 2.023^ 0.000^ 18
19 740.8 $ 92.32 & 34.66 ^ 47.48 ^ 57.75 ^ 44.28 ^ 57.51 ^ 208.9 $ 163.7 & 20.53 ^ 0.817^ 0.000^ 19
20 563.4 $ 87.63 & 31.77 ^ 46.41 ^ 53.72 ^ 47.21 ^ 59.06 ^ 355.4 $ 161.2 & 18.71 ^ 0.000^ 24.66 ^ 20
21 485.5 $ 89.46 & 28.65 ^ 45.35 ^ 51.46 ^ 51.75 ^ 92.19 ^ 397.0 $ 145.1 & 17.15 ^ 0.000^ 16.62 ^ 21
22 560.5 $ 87.56 & 25.85 ^ 45.42 ^ 54.63 ^ 53.69 ^ 99.66 & 352.0 $ 137.3 & 17.18 ^ 0.000^ 0.351^ 22
23 617.0 $ 83.38 ^ 22.95 ^ 44.81 ^ 58.55 ^ 62.98 ^ 109.3 & 629.8 $ 128.1 & 18.55 ^ 0.000^ 0.000^ 23
24 606.8 $ 81.53 ^ 21.31 ^ 45.59 ^ 57.64 ^ 59.05 ^ 114.8 & 688.7 $ 119.9 & 18.09 ^ 0.000^ 0.000^ 24
25 608.2 $ 80.11 ^ 20.05 ^ 46.24 ^ 59.68 ^ 55.68 ^ 142.8 & 551.0 $ 113.1 & 15.97 ^ 0.000^ 0.362^ 25
26 632.9 $ 76.11 ^ 18.75 ^ 48.10 ^ 58.92 ^ 60.82 ^ 158.6 & 392.1 $ 108.2 & 14.64 ^ 0.000^ 10.85 ^ 26
27 600.4 $ 72.53 ^ 17.46 ^ 50.83 ^ 61.45 ^ 62.20 ^ 179.3 $ 314.0 $ 102.2 & 12.41 ^ 0.000^ 4.353^ 27
28 485.4 $ 72.54 ^ 16.57 ^ 55.64 ^ 60.93 ^ 77.86 ^ 170.2 & 265.4 $ 88.52 ^ 7.899^ 0.000^ 1.423^ 28
29 425.1 $ 15.18 ^ 59.37 ^ 60.41 ^ 91.53 & 152.8 & 230.0 $ 81.74 ^ 7.769^ 0.000^ 0.683^ 29
30 434.3 $ 14.02 ^ 60.88 ^ 62.17 ^ 115.3 & 137.5 & 204.4 $ 76.89 ^ 8.564^ 0.000^ 0.071^ 30
31 455.8 $ 12.75 ^ 63.94 ^ 122.7 & 182.7 $ 7.232^ 0.000^ 31
Mean 597.9 ^ 170.1 ^ 39.24 ^ 51.00 ^ 53.65 ^ 56.62 ^ 94.52 ^ 230.3 & 177.1 ^ 30.58 ^ 2.616^ 1.915^
Median 560.5 ^ 122.3 ^ 38.19 ^ 50.95 ^ 53.72 ^ 52.90 ^ 82.23 ^ 177.0 & 174.6 ^ 27.62 ^ 3.229^ 0.000^
Maximum 1952 ^ 447.9 ^ 67.76 ^ 65.07 ^ 63.94 ^ 115.3 ^ 179.3 ^ 688.7 & 326.1 ^ 71.51 ^ 6.052^ 24.66 ^
Minimum 0.000^ 72.53 ^ 12.75 ^ 35.48 ^ 42.29 ^ 43.79 ^ 57.51 ^ 98.92 & 76.89 ^ 7.232^ 0.000^ 0.000^
Total 18535 ^ 4763 ^ 1217 ^ 1530 ^ 1663 ^ 1699 ^ 2930 ^ 7141 & 5313 ^ 947.9 ^ 78.48^ 59.37^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 125.7 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 57.51 ^ & ... Relative Uncertainty +/-30%
Annual Total 45876 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 1952 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 96.04 ^ 122.2 &2015 $ 421.1 $ 92.90 & 29.37 ^ 0.000^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 67.22 ^ 157.2 &1697 $ 295.9 $ 80.85 ^ 28.74 ^ 0.000^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 50.76 ^ 283.4 &1082 $ 226.2 $ 75.44 ^ 27.50 ^ 0.000^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 36.78 ^ 499.8 $ 748.5 $ 209.4 $ 74.50 ^ 25.12 ^ 0.000^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 29.56 ^ 515.3 $ 513.8 $ 197.4 $ 67.13 ^ 21.32 ^ 0.000^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 22.05 ^ 321.5 $ 421.2 $ 183.0 $ 64.51 ^ 17.65 ^ 0.000^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 16.44 ^ 209.4 $ 424.6 $ 171.6 & 69.27 ^ 14.59 ^ 0.000^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 13.68 ^ 164.2 & 693.1 $ 177.6 $ 83.07 ^ 12.70 ^ 0.000^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.98 ^ 132.0 & 641.8 $ 226.1 $ 158.7 & 10.25 ^ 0.000^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 13.53 ^ 112.3 & 442.9 $ 296.2 $ 210.1 & 8.093^ 0.000^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 1.825^ 20.83 ^ 105.5 & 488.6 $ 225.8 $ 240.6 $ 5.853^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 12.86 ^ 20.55 ^ 99.16 & 757.6 $ 227.8 $ 203.6 $ 4.287^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 11.71 ^ 20.43 ^ 85.76 ^ 634.5 $ 332.0 $ 154.2 & 2.961^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 8.464^ 22.49 ^ 71.84 ^ 398.9 $ 591.4 $ 127.2 & 1.928^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 6.766^ 23.03 ^ 62.37 ^ 307.6 $ 550.6 $ 114.2 & 1.177^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 8.125^ 40.97 ^ 55.31 ^ 263.4 $ 412.8 $ 103.3 & 0.516^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 5.321^ 146.3 & 50.80 ^ 226.8 $ 339.4 $ 92.59 & 0.142^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 9.231^ 97.84 ^ 47.46 ^ 209.9 $ 265.3 $ 81.92 ^ 0.000^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 11.75 ^ 69.83 ^ 49.09 ^ 195.7 $ 221.0 $ 73.22 ^ 0.000^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 12.12 ^ 53.58 ^ 83.08 ^ 322.2 $ 189.7 $ 67.09 ^ 0.000^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 12.12 ^ 43.66 ^ 109.6 & 539.4 $ 164.0 & 58.91 ^ 0.000^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 13.39 ^ 38.62 ^ 243.4 $ 616.6 $ 144.4 & 54.20 ^ 0.000^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 14.49 ^ 38.20 ^ 309.7 $ 518.8 $ 131.2 & 51.03 ^ 0.000^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 13.40 ^ 62.21 ^ 495.5 $ 605.9 $ 125.5 & 43.57 ^ 0.000^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 9.315^ 62.64 ^ 592.1 $ 583.9 $ 127.5 & 34.41 ^ 0.000^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 0.364^ 146.3 & 993.1 $ 368.7 $ 125.5 & 32.06 ^ 0.000^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 0.086^ 128.8 & 757.9 $ 296.8 $ 161.3 & 33.23 ^ 0.000^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 3.298^ 102.3 & 865.2 $ 300.0 $ 151.2 & 30.97 ^ 0.000^ 0.000^ 28
29 0.000^ 0.000^ 0.000^ 38.14 ^ 91.57 & 858.8 $ 317.0 $ 128.2 & 28.54 ^ 0.000^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 116.6 ^ 90.61 & 950.4 $ 299.2 $ 109.1 & 29.14 ^ 0.000^ 0.000^ 30
31 0.000^ 0.000^ 163.9 & 967.2 $ 349.8 $ 30.87 ^ 0.000^ 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 15.27 ^ 55.99 ^ 334.5 ^ 557.5 $ 237.6 & 85.85 ^ 7.073^ 0.000^
Median 0.000^ 0.000^ 0.000^ 0.000^ 6.766^ 42.32 ^ 164.2 ^ 442.9 $ 203.4 & 73.22 ^ 0.846^ 0.000^
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 163.9 ^ 146.3 ^ 993.1 ^2015 $ 591.4 & 240.6 ^ 29.37 ^ 0.000^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.98 ^ 47.46 ^ 195.7 $ 109.1 & 28.54 ^ 0.000^ 0.000^
Total 0.00^ 0.00^ 0.00^ 0.00^ 473.3 ^ 1680 ^10371 ^17281 $ 7128 & 2661 ^ 212.2 ^ 0.00^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 109.1 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 3.298^ & ... Relative Uncertainty +/-30%
Annual Total 39807 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 2015 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 0.000^ 148.4 ^ 89.80 ^ 115.2 & 349.2 $6805 # 105.9 & 130.3 & 71.20 ^ 5.340^ 1
2 0.000^ 0.000^ 0.000^ 45.70 ^ 73.75 ^ 91.01 & 290.2 $4057 # 98.08 & 108.7 & 77.39 ^ 4.133^ 2
3 0.000^ 0.000^ 0.000^ 8.587^ 60.68 ^ 80.10 ^ 234.6 $3115 # 94.81 & 89.37 ^ 72.72 ^ 3.594^ 3
4 0.000^ 0.000^ 0.000^ 9.179^ 51.58 ^ 72.72 ^ 178.1 &2333 $ 92.48 & 74.72 ^ 46.13 ^ 2.757^ 4
5 0.000^ 0.000^ 0.000^ 20.69 ^ 43.03 ^ 68.39 ^ 148.2 &1509 $ 90.55 & 63.26 ^ 36.38 ^ 2.048^ 5
6 0.000^ 0.000^ 0.000^ 84.52 ^ 35.69 ^ 70.82 ^ 125.6 &1125 $ 93.97 & 52.98 ^ 41.07 ^ 1.274^ 6
7 0.000^ 0.000^ 0.000^ 213.4 ^ 30.08 ^ 76.53 ^ 108.5 & 913.3 $ 88.12 & 46.19 ^ 47.61 ^ 0.448^ 7
8 0.000^ 0.055^ 0.000^ 196.9 & 25.42 ^ 75.91 ^ 97.04 & 738.7 $ 81.69 ^ 41.62 ^ 43.93 ^ 0.128^ 8
9 0.000^ 15.40 ^ 0.000^ 122.9 & 20.49 ^ 82.44 ^ 87.59 ^ 595.1 $ 73.62 ^ 36.11 ^ 39.46 ^ 0.068^ 9
10 0.000^ 3.693^ 0.000^ 82.61 ^ 17.07 ^ 83.03 ^ 90.05 & 478.6 $ 66.63 ^ 32.00 ^ 34.60 ^ 0.034^ 10
11 0.000^ 0.016^ 0.000^ 61.60 ^ 14.61 ^ 79.04 ^ 89.73 & 383.4 $ 61.66 ^ 28.59 ^ 30.94 ^ 0.030^ 11
12 0.000^ 0.000^ 0.000^ 47.93 ^ 13.24 ^ 73.83 ^ 93.94 & 332.5 $ 58.69 ^ 26.30 ^ 24.93 ^ 0.006^ 12
13 0.000^ 0.000^ 0.000^ 37.90 ^ 12.76 ^ 69.90 ^ 104.4 & 294.9 $ 56.37 ^ 23.74 ^ 20.86 ^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 29.98 ^ 13.68 ^ 76.48 ^ 105.7 & 256.4 $ 56.71 ^ 21.47 ^ 18.04 ^ 0.005^ 14
15 0.000^ 0.000^ 0.000^ 24.72 ^ 22.55 ^ 89.81 ^ 100.9 & 228.0 $ 57.58 ^ 19.27 ^ 16.30 ^ 15.69 ^ 15
16 0.000^ 0.000^ 0.000^ 23.52 ^ 23.44 ^ 91.14 & 198.8 & 208.4 $ 54.36 ^ 17.72 ^ 13.06 ^ 13.62 ^ 16
17 0.000^ 0.000^ 0.000^ 37.89 ^ 20.19 ^ 88.60 ^ 351.9 $ 189.9 $ 53.70 ^ 14.81 ^ 10.99 ^ 11.09 ^ 17
18 0.000^ 0.000^ 0.000^ 94.07 ^ 20.21 ^ 81.92 ^ 728.3 $ 174.3 & 53.63 ^ 13.04 ^ 8.454^ 6.832^ 18
19 0.000^ 0.000^ 0.000^ 90.80 ^ 18.71 ^ 83.47 ^1164 $ 161.6 & 52.35 ^ 11.59 ^ 7.457^ 3.131^ 19
20 0.000^ 0.000^ 0.000^ 129.2 & 13.40 ^ 83.93 &1981 $ 152.5 & 49.02 ^ 10.14 ^ 7.120^ 2.420^ 20
21 0.000^ 0.000^ 0.000^ 108.6 & 12.66 ^ 77.99 ^1426 $ 145.8 & 46.71 ^ 8.999^ 4.848^ 1.595^ 21
22 0.000^ 0.000^ 0.000^ 91.02 ^ 11.36 ^ 70.23 ^ 786.4 $ 142.3 & 45.16 ^ 8.184^ 3.399^ 0.618^ 22
23 0.000^ 0.000^ 0.000^ 77.40 ^ 17.24 ^ 63.40 ^ 607.6 $ 131.4 & 47.88 ^ 7.521^ 6.253^ 0.209^ 23
24 0.000^ 0.000^ 0.000^ 67.46 ^ 25.81 ^ 62.83 ^ 615.1 $ 121.2 & 50.43 ^ 9.426^ 7.524^ 0.063^ 24
25 0.000^ 0.000^ 0.000^ 60.01 ^ 34.12 ^ 58.86 ^1379 $ 114.1 & 58.41 ^ 37.95 ^ 23.71 ^ 0.002^ 25
26 0.000^ 0.000^ 0.000^ 55.80 ^ 48.78 ^ 63.20 ^1438 $ 110.4 & 158.4 ^ 138.0 ^ 36.50 ^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 57.79 ^ 68.86 ^ 138.8 ^1183 $ 104.9 & 263.3 $ 249.2 & 20.75 ^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 71.17 ^ 77.84 ^ 427.5 $1236 $ 105.9 & 341.5 $ 193.6 & 13.80 ^ 0.000^ 28
29 0.000^ 0.000^ 0.000^ 84.59 ^ 83.65 ^ 437.0 $1928 $ 131.0 & 224.6 $ 160.3 & 11.08 ^ 0.000^ 29
30 0.000^ 0.000^ 89.48 & 85.09 ^ 426.1 $3246 # 147.3 & 159.4 & 113.1 & 6.725^ 0.000^ 30
31 0.000^ 0.000^ 134.6 & 8474 # 124.0 & 126.8 ^ 0.000^ 31
Mean 0.000^ 0.661^ 0.000^ 75.80 ^ 39.37 ^ 115.3 ^ 933.8 ^ 820.3 & 94.53 ^ 61.78 ^ 26.77 ^ 2.424^
Median 0.000^ 0.000^ 0.000^ 69.32 ^ 25.42 ^ 79.57 ^ 349.2 ^ 208.4 & 64.15 ^ 36.11 ^ 20.81 ^ 0.209^
Maximum 0.000^ 15.40 ^ 0.000^ 213.4 ^ 134.6 ^ 437.0 ^8474 ^6805 & 341.5 ^ 249.2 ^ 77.39 ^ 15.69 ^
Minimum 0.000^ 0.000^ 0.000^ 8.587^ 11.36 ^ 58.86 ^ 87.59 ^ 104.9 & 45.16 ^ 7.521^ 3.399^ 0.000^
Total 0.00^ 19.16^ 0.00^ 2274 ^ 1220 ^ 3460 ^28947 ^25429 & 2836 ^ 1915 ^ 803.2 ^ 75.13^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 183.0 ^ # ... Relative Uncertainty +/-15%
Ann. Median 35.90 ^ $ ... Relative Uncertainty +/-20%
Annual Total 66979 ^ & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 8474 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 72.02 ^ 0.067^ 0.000^ 0.000^ 12.03 ^ 493.0 $ 346.3 $ 261.0 $ 102.1 & 17.58 ^ 0.380^ 1
2 0.000^ 29.55 ^ 196.2 ^ 0.000^ 0.000^ 20.64 ^ 568.0 $ 307.2 $ 240.8 $ 105.5 & 15.26 ^ 0.275^ 2
3 0.000^ 14.98 ^ 50.50 ^ 0.000^ 0.000^ 53.07 ^ 400.0 $ 271.5 $ 230.7 $ 94.31 & 12.94 ^ 0.122^ 3
4 0.000^ 10.82 ^ 7.967^ 0.000^ 0.000^ 31.57 ^ 279.2 $ 241.0 $ 213.6 $ 79.66 ^ 11.33 ^ 0.029^ 4
5 0.000^ 7.293^ 17.06 ^ 0.000^ 0.000^ 22.30 ^ 236.2 $ 222.5 $ 194.4 $ 69.14 ^ 10.43 ^ 0.005^ 5
6 0.000^ 6.478^ 19.69 ^ 0.000^ 0.000^ 19.35 ^ 225.9 $ 214.8 $ 183.3 $ 60.41 ^ 8.830^ 0.000^ 6
7 0.000^ 6.119^ 16.27 ^ 0.000^ 0.000^ 19.52 ^ 259.7 $ 212.2 $ 187.1 $ 53.38 ^ 7.623^ 0.000^ 7
8 0.000^ 4.996^ 11.58 ^ 0.000^ 0.000^ 19.20 ^ 246.8 $ 276.4 $ 189.8 $ 50.07 ^ 5.837^ 0.000^ 8
9 0.000^ 2.843^ 8.569^ 0.000^ 0.000^ 19.20 ^ 276.9 $ 342.1 $ 193.5 $ 50.14 ^ 5.100^ 0.000^ 9
10 0.000^ 1.827^ 6.312^ 0.000^ 0.000^ 19.83 ^ 442.8 $ 283.7 $ 223.8 $ 46.66 ^ 4.992^ 0.000^ 10
11 0.000^ 0.846^ 4.314^ 0.000^ 0.000^ 23.03 ^ 720.6 $ 284.4 $ 239.0 $ 36.46 ^ 4.113^ 0.000^ 11
12 0.000^ 0.849^ 4.129^ 0.000^ 0.000^ 26.96 ^ 783.9 $ 270.4 $ 309.0 $ 33.74 ^ 3.848^ 0.000^ 12
13 0.000^ 7.094^ 4.131^ 0.000^ 0.000^ 30.72 ^ 568.6 $ 278.8 $ 527.5 $ 35.63 ^ 4.309^ 0.000^ 13
14 0.000^ 11.75 ^ 5.119^ 0.000^ 0.000^ 30.45 ^ 395.2 $ 308.1 $ 685.1 $ 33.74 ^ 9.021^ 0.000^ 14
15 0.000^ 10.55 ^ 4.632^ 0.000^ 0.000^ 33.27 ^ 311.0 $ 555.0 $ 402.0 $ 28.74 ^ 1.597^ 0.000^ 15
16 0.000^ 9.251^ 4.196^ 0.000^ 0.000^ 37.57 ^ 255.5 $2581 $ 293.2 $ 28.44 ^ 1.040^ 0.000^ 16
17 0.000^ 6.114^ 3.434^ 0.000^ 0.000^ 39.40 ^ 221.3 $2807 # 260.7 $ 24.06 ^ 0.686^ 0.000^ 17
18 0.000^ 3.869^ 2.682^ 0.000^ 0.000^ 39.52 ^ 203.9 $1354 $ 248.3 $ 17.29 ^ 1.399^ 0.000^ 18
19 0.000^ 2.488^ 1.753^ 0.000^ 0.000^ 41.12 ^ 300.2 $1127 $ 197.8 $ 16.36 ^ 1.566^ 0.000^ 19
20 12.54 ^ 1.636^ 1.165^ 0.000^ 0.000^ 66.36 ^1034 $1193 $ 176.5 $ 14.30 ^ 2.405^ 0.000^ 20
21 9.031^ 0.956^ 0.786^ 0.000^ 0.000^ 66.31 ^3294 $1173 $ 177.1 & 12.64 ^ 1.963^ 0.000^ 21
22 1.932^ 0.643^ 0.483^ 0.000^ 0.000^ 70.87 ^5011 #1133 $ 209.6 $ 12.50 ^ 1.828^ 0.000^ 22
23 0.372^ 0.333^ 0.231^ 0.000^ 0.000^ 73.90 ^3103 # 923.9 $ 297.9 $ 12.87 ^ 2.392^ 0.000^ 23
24 0.048^ 0.199^ 0.038^ 0.000^ 0.000^ 114.3 &1869 $ 678.1 $ 339.2 $ 11.07 ^ 2.854^ 0.000^ 24
25 0.000^ 0.194^ 0.000^ 0.000^ 0.266^ 205.3 &1634 $ 564.8 $ 235.1 $ 10.46 ^ 3.845^ 0.000^ 25
26 0.000^ 0.212^ 0.000^ 0.000^ 3.386^ 153.3 &1084 $ 457.5 $ 178.7 & 12.21 ^ 3.116^ 0.000^ 26
27 25.65 ^ 0.142^ 0.000^ 0.000^ 6.341^ 174.6 & 855.7 $ 382.8 $ 144.9 & 14.78 ^ 2.186^ 0.000^ 27
28 1665 $ 0.095^ 0.000^ 0.000^ 8.778^ 180.9 $ 655.6 $ 343.5 $ 123.4 & 18.62 ^ 1.370^ 0.000^ 28
29 860.7 $ 0.000^ 0.000^ 8.416^ 206.0 $ 527.4 $ 390.9 $ 106.6 & 18.81 ^ 0.936^ 0.000^ 29
30 415.9 $ 0.000^ 0.000^ 8.541^ 350.5 $ 454.1 $ 367.7 $ 95.85 & 21.00 ^ 0.574^ 0.000^ 30
31 143.0 & 0.000^ 10.95 ^ 395.9 $ 302.7 $ 21.59 ^ 0.000^ 31
Mean 101.1 ^ 7.648^ 11.98 ^ 0.000^ 1.506^ 73.37 ^ 874.4 $ 651.4 $ 245.5 & 36.99 ^ 5.032^ 0.026^
Median 0.000^ 3.356^ 3.434^ 0.000^ 0.000^ 38.48 ^ 454.1 $ 346.3 $ 218.7 & 28.44 ^ 3.480^ 0.000^
Maximum 1665 ^ 72.02 ^ 196.2 ^ 0.000^ 10.95 ^ 350.5 ^5011 $2807 $ 685.1 & 105.5 ^ 17.58 ^ 0.380^
Minimum 0.000^ 0.095^ 0.000^ 0.000^ 0.000^ 12.03 ^ 203.9 $ 212.2 $ 95.85 & 10.46 ^ 0.574^ 0.000^
Total 3134 ^ 214.1 ^ 371.4 ^ 0.00^ 46.68^ 2201 ^27107 $20193 $ 7365 & 1147 ^ 151.0 ^ 0.81^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 169.7 ^ # ... Relative Uncertainty +/-15%
Ann. Median 8.569^ $ ... Relative Uncertainty +/-20%
Annual Total 61931 ^ & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 5011 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 42.76 ^ 3.152^ 27.74 ^ 21.48 ^ 48.22 ^ 14.37 ^ 1.418^ 0.002^ 0.000^ 1
2 0.000^ 0.000^ 0.000^ 32.15 ^ 2.956^ 26.48 ^ 17.98 ^ 50.07 ^ 14.04 ^ 1.319^ 0.000^ 0.000^ 2
3 0.000^ 0.000^ 0.000^ 24.55 ^ 3.048^ 23.64 ^ 15.92 ^ 41.66 ^ 14.18 ^ 1.416^ 0.000^ 0.000^ 3
4 0.000^ 0.000^ 0.000^ 17.58 ^ 2.962^ 20.48 ^ 14.59 ^ 34.76 ^ 15.23 ^ 1.111^ 0.000^ 0.000^ 4
5 0.000^ 0.000^ 0.000^ 14.43 ^ 2.721^ 16.81 ^ 13.37 ^ 29.42 ^ 14.33 ^ 0.420^ 0.000^ 0.000^ 5
6 0.000^ 0.000^ 0.000^ 12.76 ^ 2.888^ 14.42 ^ 12.54 ^ 28.67 ^ 13.15 ^ 0.382^ 0.000^ 0.000^ 6
7 0.000^ 0.000^ 0.000^ 11.01 ^ 2.969^ 11.97 ^ 12.70 ^ 26.10 ^ 13.18 ^ 0.284^ 0.000^ 0.000^ 7
8 0.000^ 0.000^ 0.000^ 10.58 ^ 2.972^ 11.27 ^ 13.06 ^ 23.63 ^ 12.12 ^ 0.195^ 0.000^ 0.000^ 8
9 0.000^ 0.000^ 0.000^ 9.747^ 3.007^ 8.979^ 25.08 ^ 21.48 ^ 11.77 ^ 0.128^ 0.000^ 0.000^ 9
10 0.000^ 0.000^ 0.000^ 8.661^ 2.865^ 8.018^ 62.53 ^ 19.81 ^ 12.39 ^ 0.086^ 0.000^ 0.000^ 10
11 0.000^ 0.000^ 0.000^ 7.484^ 2.769^ 7.729^ 63.06 ^ 17.65 ^ 14.49 ^ 0.090^ 0.000^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 5.910^ 2.633^ 7.985^ 178.5 & 21.02 ^ 19.92 ^ 0.068^ 0.000^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 5.052^ 3.349^ 6.415^ 229.3 $ 58.16 ^ 22.74 ^ 0.110^ 0.000^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 4.457^ 6.274^ 6.682^ 364.8 $ 50.06 ^ 20.41 ^ 0.257^ 0.000^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 4.034^ 11.17 ^ 9.784^ 360.4 $ 101.3 ^ 15.72 ^ 0.061^ 0.000^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 4.121^ 10.01 ^ 23.06 ^ 206.3 & 113.8 & 12.38 ^ 0.022^ 0.000^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 4.474^ 7.501^ 27.04 ^ 139.3 & 77.61 ^ 10.87 ^ 0.004^ 0.000^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 4.079^ 15.11 ^ 47.76 ^ 102.5 & 57.04 ^ 8.732^ 0.000^ 0.000^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 4.213^ 17.77 ^ 66.37 ^ 91.02 & 45.63 ^ 7.895^ 0.000^ 0.000^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 4.358^ 15.14 ^ 52.40 ^ 83.69 ^ 37.83 ^ 7.091^ 0.000^ 0.000^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 4.169^ 13.17 ^ 40.91 ^ 69.73 ^ 33.75 ^ 6.037^ 0.000^ 0.000^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 3.881^ 17.28 ^ 34.24 ^ 58.22 ^ 31.33 ^ 5.252^ 0.000^ 0.000^ 0.000^ 22
23 0.000^ 0.000^ 14.31 ^ 3.770^ 18.50 ^ 31.33 ^ 49.90 ^ 28.51 ^ 4.494^ 0.000^ 0.000^ 0.000^ 23
24 0.000^ 0.000^ 487.8 ^ 3.744^ 22.89 ^ 35.38 ^ 43.58 ^ 25.59 ^ 3.604^ 0.000^ 0.000^ 0.000^ 24
25 0.000^ 0.000^ 838.8 $ 3.675^ 30.76 ^ 28.83 ^ 40.14 ^ 23.32 ^ 2.919^ 0.000^ 0.000^ 0.000^ 25
26 0.000^ 0.000^ 460.2 $ 3.957^ 70.45 ^ 30.98 ^ 37.39 ^ 21.89 ^ 2.414^ 0.000^ 0.000^ 0.000^ 26
27 0.000^ 0.000^ 387.9 $ 3.205^ 55.12 ^ 30.82 ^ 36.12 ^ 20.75 ^ 2.214^ 0.000^ 0.000^ 0.000^ 27
28 0.000^ 0.000^ 297.7 $ 3.015^ 40.89 ^ 32.28 ^ 35.25 ^ 18.96 ^ 2.035^ 0.000^ 0.000^ 0.000^ 28
29 0.000^ 171.5 & 2.943^ 35.22 ^ 29.74 ^ 36.49 ^ 16.80 ^ 1.799^ 0.000^ 0.000^ 0.000^ 29
30 0.000^ 98.23 ^ 2.962^ 31.03 ^ 24.59 ^ 40.23 ^ 15.51 ^ 1.513^ 0.004^ 0.000^ 0.000^ 30
31 0.000^ 62.43 ^ 29.01 ^ 41.19 ^ 14.99 ^ 0.003^ 0.000^ 31
Mean 0.000^ 0.000^ 90.93 ^ 8.925^ 15.66 ^ 24.80 ^ 81.17 ^ 37.27 ^ 10.24 ^ 0.238^ 0.000^ 0.000^
Median 0.000^ 0.000^ 0.000^ 4.407^ 10.01 ^ 25.54 ^ 41.19 ^ 28.67 ^ 11.95 ^ 0.022^ 0.000^ 0.000^
Maximum 0.000^ 0.000^ 838.8 ^ 42.76 ^ 70.45 ^ 66.37 ^ 364.8 ^ 113.8 ^ 22.74 ^ 1.418^ 0.002^ 0.000^
Minimum 0.000^ 0.000^ 0.000^ 2.943^ 2.633^ 6.415^ 12.54 ^ 14.99 ^ 1.513^ 0.000^ 0.000^ 0.000^
Total 0.000^ 0.000^2819 ^ 267.7 ^ 485.6 ^ 744.1 ^2516 ^1155 ^ 307.3 ^ 7.378^ 0.003^ 0.000^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 22.75 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 2.888^ & ... Relative Uncertainty +/-30%
Annual Total 8303 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 838.8 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 3.913^ 188.8 &2450 $ 112.6 & 67.05 ^ 43.99 ^ 0.000^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 3.680^ 252.4 $3109 # 116.3 & 56.45 ^ 28.31 ^ 0.000^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 11.49 ^ 266.7 $2032 # 150.5 & 54.45 ^ 36.97 ^ 0.000^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 18.40 ^ 204.7 &2152 # 190.3 & 123.8 ^ 221.6 & 0.000^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 24.83 ^ 124.0 &1575 $ 270.0 $ 271.9 & 199.2 & 0.000^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 16.91 ^ 88.56 ^1018 $ 185.4 & 149.7 & 186.3 & 0.507^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 18.68 ^ 69.16 ^ 698.1 $ 128.2 & 82.57 ^ 94.09 ^ 2.252^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 15.72 ^ 55.83 ^ 536.5 $ 96.02 ^ 57.51 ^ 67.31 ^ 4.271^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 11.52 ^ 44.79 ^ 450.6 $ 76.66 ^ 47.16 ^ 52.75 ^ 14.20 ^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.222^ 37.02 ^ 388.0 $ 63.30 ^ 42.30 ^ 36.64 ^ 18.53 ^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.219^ 54.19 ^ 332.6 $ 55.19 ^ 52.28 ^ 31.10 ^ 22.50 ^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 4.653^ 145.9 & 280.0 $ 49.17 ^ 42.31 ^ 25.07 ^ 10.07 ^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 3.478^ 168.4 & 234.8 $ 42.91 ^ 30.57 ^ 20.39 ^ 7.280^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 3.398^ 195.0 $ 224.2 $ 38.44 ^ 24.98 ^ 15.96 ^ 48.05 ^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 2.837^ 230.8 $ 248.7 $ 35.06 ^ 19.31 ^ 13.04 ^ 77.83 ^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 2.466^ 399.7 $ 463.4 $ 36.17 ^ 16.03 ^ 10.23 ^ 84.13 ^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 2.133^ 411.7 $ 482.7 $ 41.48 ^ 13.05 ^ 8.146^ 79.15 ^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 2.083^ 282.0 $ 501.2 $ 68.73 ^ 11.27 ^ 6.448^ 66.40 ^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 2.307^ 256.5 $ 358.4 $ 132.5 & 10.26 ^ 5.073^ 56.34 ^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 7.454^ 2.496^ 199.7 $ 248.1 $ 165.9 & 9.567^ 3.507^ 44.82 ^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 10.69 ^ 2.823^ 223.4 $ 198.5 $ 176.3 & 9.245^ 2.789^ 34.91 ^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 7.519^ 2.986^ 211.2 $ 183.9 $ 153.7 & 9.107^ 1.997^ 26.16 ^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 2.715^ 3.150^ 190.9 $ 429.2 $ 126.0 & 8.250^ 1.374^ 18.15 ^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 1.334^ 4.069^ 184.0 $1165 $ 108.9 & 7.400^ 0.864^ 13.10 ^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 0.687^ 6.738^ 171.1 & 655.6 $ 112.6 & 17.65 ^ 0.509^ 8.933^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 0.425^ 16.56 ^ 155.3 & 369.0 $ 81.66 ^ 49.10 ^ 0.223^ 5.141^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 0.759^ 15.47 ^ 140.2 & 270.8 $ 71.79 ^ 79.10 ^ 0.109^ 2.843^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 1.393^ 42.03 ^ 160.4 & 206.3 $ 67.73 ^ 82.81 ^ 0.053^ 1.471^ 28
29 0.000^ 0.000^ 0.000^ 1.206^ 105.3 ^ 471.9 $ 173.4 & 70.69 ^ 115.6 & 0.023^ 0.679^ 29
30 0.000^ 0.000^ 0.000^ 2.710^ 85.63 ^ 966.1 $ 147.6 & 67.24 ^ 102.2 & 0.003^ 0.292^ 30
31 0.000^ 0.000^ 2.053^ 1552 $ 126.9 & 71.07 ^ 0.424^ 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 1.256^ 15.00 ^ 261.4 ^ 700.3 & 103.0 ^ 55.94 ^ 37.14 ^ 20.92 ^
Median 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 5.436^ 190.9 ^ 388.0 & 88.84 ^ 47.16 ^ 11.64 ^ 8.933^
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 10.69 ^ 105.3 ^1552 ^3109 & 270.0 ^ 271.9 ^ 221.6 ^ 84.13 ^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 2.083^ 37.02 ^ 126.9 & 35.06 ^ 7.400^ 0.003^ 0.000^
Total 0.00^ 0.00^ 0.00^ 0.00^ 38.94^ 450.1 ^ 8102 ^21709 & 3091 ^ 1734 ^ 1114 ^ 648.4 ^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 101.1 ^ # ... Relative Uncertainty +/-15%
Ann. Median 3.680^ $ ... Relative Uncertainty +/-20%
Annual Total 36889 ^ & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 3109 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 9.595^ 0.000^ 0.000^ 0.000^ 0.000^ 15.93 ^ 71.43 ^ 41.41 ^ 51.47 ^ 74.55 ^ 6.320^ 3.871^ 1
2 42.91 ^ 0.000^ 0.000^ 0.000^ 0.000^ 14.84 ^ 66.95 ^ 50.69 ^ 47.72 ^ 64.60 ^ 5.993^ 2.997^ 2
3 49.41 ^ 0.035^ 0.000^ 0.000^ 0.000^ 17.04 ^ 62.60 ^ 49.72 ^ 48.20 ^ 51.92 ^ 5.559^ 2.049^ 3
4 13.23 ^ 0.000^ 0.000^ 0.000^ 0.000^ 19.78 ^ 56.75 ^ 54.08 ^ 85.24 ^ 41.17 ^ 6.194^ 1.461^ 4
5 6.582^ 0.000^ 0.000^ 0.000^ 0.000^ 20.70 ^ 52.93 ^ 56.86 ^ 149.0 ^ 35.45 ^ 7.542^ 1.460^ 5
6 4.733^ 0.000^ 0.000^ 0.000^ 0.000^ 19.23 ^ 49.98 ^ 70.04 ^ 198.4 ^ 31.17 ^ 7.698^ 1.430^ 6
7 3.807^ 0.000^ 0.000^ 0.000^ 0.000^ 28.80 ^ 48.66 ^ 73.23 ^ 339.7 ^ 27.07 ^ 8.323^ 9.044^ 7
8 2.598^ 0.000^ 0.000^ 0.000^ 0.000^ 153.4 ^ 47.38 ^ 75.22 ^ 281.2 ^ 23.80 ^ 8.693^ 8.160^ 8
9 1.243^ 0.000^ 0.000^ 0.000^ 0.000^ 49.17 ^ 46.50 ^ 79.41 ^ 197.0 ^ 21.98 ^ 9.269^ 5.920^ 9
10 0.456^ 0.000^ 0.000^ 0.000^ 0.000^ 40.64 ^ 48.88 ^ 110.5 ^ 148.8 ^ 19.92 ^ 10.07 ^ 5.151^ 10
11 0.127^ 0.000^ 0.000^ 0.000^ 0.000^ 55.47 ^ 53.90 ^ 108.8 ^ 114.9 ^ 17.96 ^ 16.18 ^ 3.997^ 11
12 0.020^ 0.000^ 0.000^ 0.000^ 0.000^ 68.45 ^ 52.42 ^ 92.86 ^ 93.69 ^ 15.96 ^ 15.81 ^ 3.736^ 12
13 0.005^ 0.000^ 0.000^ 0.000^ 0.000^ 119.6 ^ 55.14 ^ 115.2 ^ 78.96 ^ 14.39 ^ 13.10 ^ 4.355^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 126.9 ^ 55.24 ^ 175.0 ^ 68.42 ^ 12.68 ^ 11.26 ^ 4.634^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 168.1 ^ 52.18 ^ 169.8 ^ 60.68 ^ 11.98 ^ 9.173^ 5.334^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 175.7 ^ 51.20 ^ 181.8 ^ 53.95 ^ 11.64 ^ 7.398^ 4.873^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 0.127^ 156.3 ^ 53.86 ^ 146.7 ^ 49.23 ^ 11.12 ^ 6.317^ 4.250^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 7.475^ 117.3 ^ 52.28 ^ 119.0 ^ 45.89 ^ 11.83 ^ 5.285^ 2.949^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 14.05 ^ 111.1 ^ 50.49 ^ 104.0 ^ 43.99 ^ 12.00 ^ 5.016^ 2.022^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 18.31 ^ 154.6 ^ 50.37 ^ 92.90 ^ 42.18 ^ 12.04 ^ 4.829^ 1.308^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 19.90 ^ 125.1 ^ 48.43 ^ 85.32 ^ 41.02 ^ 11.00 ^ 4.339^ 0.963^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 19.13 ^ 143.8 ^ 48.33 ^ 78.57 ^ 40.13 ^ 9.844^ 4.419^ 0.541^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 18.57 ^ 176.4 ^ 47.31 ^ 75.98 ^ 38.64 ^ 9.422^ 5.905^ 0.220^ 23
24 10.43 ^ 0.000^ 0.000^ 0.000^ 18.73 ^ 142.6 ^ 46.30 ^ 80.75 ^ 38.24 ^ 9.572^ 7.136^ 0.055^ 24
25 12.25 ^ 0.000^ 0.000^ 0.000^ 18.48 ^ 123.0 ^ 44.31 ^ 75.76 ^ 42.88 ^ 9.406^ 8.036^ 0.005^ 25
26 4.122^ 0.000^ 0.000^ 0.000^ 18.72 ^ 115.4 ^ 43.11 ^ 75.45 ^ 44.86 ^ 8.968^ 8.283^ 0.000^ 26
27 1.307^ 0.000^ 0.000^ 0.000^ 19.07 ^ 103.3 ^ 40.79 ^ 74.67 ^ 51.05 ^ 8.635^ 7.509^ 0.000^ 27
28 0.297^ 0.000^ 0.000^ 0.000^ 18.21 ^ 92.00 ^ 39.42 ^ 68.13 ^ 60.95 ^ 8.071^ 6.611^ 0.000^ 28
29 0.012^ 0.000^ 0.000^ 0.000^ 18.50 ^ 84.99 ^ 38.40 ^ 59.30 ^ 60.06 ^ 7.603^ 6.105^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 18.57 ^ 77.49 ^ 38.08 ^ 56.52 ^ 69.74 ^ 7.016^ 4.702^ 0.000^ 30
31 0.000^ 0.000^ 19.17 ^ 38.38 ^ 55.95 ^ 6.598^ 0.000^ 31
Mean 5.262^ 0.001^ 0.000^ 0.000^ 7.969^ 93.91 ^ 50.06 ^ 88.82 ^ 89.54 ^ 19.98 ^ 7.769^ 2.606^
Median 0.127^ 0.000^ 0.000^ 0.000^ 0.000^ 107.2 ^ 49.98 ^ 75.98 ^ 57.01 ^ 12.00 ^ 7.267^ 2.022^
Maximum 49.41 ^ 0.035^ 0.000^ 0.000^ 19.90 ^ 176.4 ^ 71.43 ^ 181.8 ^ 339.7 ^ 74.55 ^ 16.18 ^ 9.044^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 14.84 ^ 38.08 ^ 41.41 ^ 38.24 ^ 6.598^ 4.339^ 0.000^
Total 163.1 ^ 0.035^ 0.000^ 0.000^ 247.0 ^2817 ^1552 ^2754 ^2686 ^ 619.3 ^ 233.1 ^ 80.78 ^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 30.47 ^ ^ ... Relative Uncertainty +/-50%
Ann. Median 7.651^
Annual Total 11153 ^
Maximum Minimum
Daily 339.7 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 0.000^ 25.74 ^ 4.566^ 23.71 ^ 15.27 ^ 326.6 ^ 214.2 ^ 175.1 ^ 16.82 ^ 0.005^ 1
2 0.000^ 0.000^ 0.000^ 43.62 ^ 4.260^ 26.40 ^ 15.54 ^ 279.4 ^ 236.4 ^ 176.5 ^ 14.55 ^ 0.000^ 2
3 0.000^ 0.000^ 0.000^ 42.34 ^ 3.594^ 26.15 ^ 15.54 ^ 216.7 ^ 182.3 ^ 194.9 ^ 11.29 ^ 0.000^ 3
4 0.000^ 0.000^ 0.000^ 34.12 ^ 3.458^ 22.99 ^ 15.59 ^ 170.1 ^ 153.6 ^ 154.9 ^ 10.73 ^ 0.000^ 4
5 0.000^ 0.000^ 0.000^ 27.74 ^ 3.809^ 23.61 ^ 15.58 ^ 137.2 ^ 131.2 ^ 122.0 ^ 9.860^ 0.000^ 5
6 0.000^ 0.000^ 0.000^ 24.32 ^ 4.501^ 22.71 ^ 15.42 ^ 120.4 ^ 155.3 ^ 91.20 ^ 8.798^ 0.000^ 6
7 0.000^ 0.000^ 0.000^ 21.76 ^ 4.872^ 21.91 ^ 15.67 ^ 126.4 ^ 185.4 ^ 77.24 ^ 7.943^ 0.000^ 7
8 0.000^ 0.000^ 0.000^ 19.28 ^ 12.24 ^ 20.86 ^ 15.21 ^ 278.8 ^ 220.1 ^ 66.09 ^ 7.451^ 16.75 ^ 8
9 0.000^ 0.000^ 0.000^ 17.31 ^ 11.71 ^ 20.63 ^ 15.11 ^ 699.1 & 256.7 ^ 64.70 ^ 7.105^ 7.299^ 9
10 0.000^ 0.000^ 0.000^ 14.51 ^ 22.84 ^ 20.85 ^ 15.40 ^1138 & 355.1 ^ 76.47 ^ 6.855^ 2.654^ 10
11 0.000^ 0.000^ 0.000^ 11.69 ^ 19.76 ^ 21.60 ^ 16.77 ^ 878.0 & 345.9 ^ 72.55 ^ 6.265^ 1.244^ 11
12 0.000^ 0.000^ 0.000^ 10.07 ^ 41.11 ^ 19.48 ^ 59.35 ^ 699.3 & 383.4 ^ 80.25 ^ 5.807^ 0.565^ 12
13 0.000^ 0.000^ 0.000^ 9.572^ 34.05 ^ 19.43 ^ 91.47 ^ 626.5 & 429.2 ^ 68.21 ^ 5.463^ 0.168^ 13
14 0.000^ 0.000^ 0.000^ 8.764^ 34.06 ^ 21.95 ^ 93.67 ^ 484.5 ^ 581.3 & 57.55 ^ 5.352^ 0.031^ 14
15 0.000^ 0.000^ 0.000^ 7.893^ 31.81 ^ 24.07 ^ 182.8 ^ 368.9 ^ 565.3 ^ 50.95 ^ 4.879^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 6.841^ 27.04 ^ 23.00 ^ 205.3 ^ 308.0 ^1098 & 45.36 ^ 4.875^ 0.000^ 16
17 0.000^ 0.000^ 0.155^ 5.591^ 23.33 ^ 22.20 ^ 337.3 ^ 265.1 ^ 815.6 & 40.06 ^ 4.611^ 0.000^ 17
18 0.000^ 0.000^ 2.106^ 5.107^ 20.21 ^ 20.42 ^ 341.6 ^ 257.3 ^ 640.2 & 35.95 ^ 4.162^ 0.000^ 18
19 0.000^ 0.000^ 3.607^ 5.353^ 18.32 ^ 18.97 ^ 332.1 ^ 249.7 ^ 738.9 & 32.14 ^ 3.474^ 0.000^ 19
20 0.000^ 0.000^ 29.22 ^ 5.380^ 19.21 ^ 18.24 ^ 278.1 ^ 200.9 ^ 556.7 ^ 30.21 ^ 2.953^ 0.000^ 20
21 0.000^ 0.000^ 32.52 ^ 5.440^ 17.90 ^ 17.28 ^ 222.2 ^ 165.5 ^ 422.1 ^ 28.89 ^ 2.670^ 0.000^ 21
22 0.000^ 0.000^ 27.71 ^ 5.190^ 17.23 ^ 16.38 ^ 201.1 ^ 140.3 ^ 366.5 ^ 28.86 ^ 2.546^ 0.000^ 22
23 0.000^ 0.000^ 22.46 ^ 4.859^ 16.45 ^ 15.66 ^ 156.3 ^ 122.2 ^ 380.7 ^ 28.01 ^ 2.325^ 0.000^ 23
24 0.000^ 0.000^ 21.48 ^ 5.209^ 16.29 ^ 15.43 ^ 117.0 ^ 109.3 ^ 520.5 ^ 28.25 ^ 1.935^ 0.000^ 24
25 0.000^ 0.000^ 19.26 ^ 4.973^ 16.38 ^ 15.76 ^ 92.89 ^ 100.6 ^ 845.7 & 27.31 ^ 1.500^ 0.000^ 25
26 0.000^ 0.000^ 23.85 ^ 4.725^ 16.56 ^ 15.66 ^ 91.84 ^ 95.80 ^ 608.5 ^ 25.76 ^ 1.127^ 0.000^ 26
27 0.000^ 0.000^ 44.48 ^ 4.600^ 15.74 ^ 16.71 ^ 213.0 ^ 91.37 ^ 401.6 ^ 24.70 ^ 0.699^ 0.000^ 27
28 0.000^ 0.000^ 27.88 ^ 4.696^ 15.57 ^ 15.88 ^ 282.3 ^ 97.13 ^ 287.6 ^ 23.29 ^ 0.348^ 0.000^ 28
29 0.000^ 24.26 ^ 4.339^ 16.03 ^ 15.20 ^ 586.2 ^ 109.4 ^ 226.8 ^ 21.52 ^ 0.139^ 0.000^ 29
30 0.000^ 24.39 ^ 4.384^ 20.38 ^ 15.01 ^ 511.1 ^ 155.0 ^ 194.0 ^ 19.95 ^ 0.042^ 0.000^ 30
31 0.000^ 19.84 ^ 35.95 ^ 365.4 ^ 260.6 ^ 18.27 ^ 0.000^ 31
Mean 0.000^ 0.000^ 10.43 ^ 13.18 ^ 17.72 ^ 19.94 ^ 159.1 ^ 299.3 ^ 416.6 ^ 64.10 ^ 5.419^ 0.926^
Median 0.000^ 0.000^ 0.000^ 7.367^ 16.56 ^ 20.52 ^ 93.67 ^ 216.7 ^ 373.6 ^ 45.36 ^ 4.877^ 0.000^
Maximum 0.000^ 0.000^ 44.48 ^ 43.62 ^ 41.11 ^ 26.40 ^ 586.2 ^1138 ^1098 ^ 194.9 ^ 16.82 ^ 16.75 ^
Minimum 0.000^ 0.000^ 0.000^ 4.339^ 3.458^ 15.01 ^ 15.11 ^ 91.37 ^ 131.2 ^ 18.27 ^ 0.042^ 0.000^
Total 0.00^ 0.00^ 323.2 ^ 395.4 ^ 549.2 ^ 598.1 ^ 4932 ^ 9278 ^12499 ^ 1987 ^ 162.6 ^ 28.71^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 84.26 ^ & ... Relative Uncertainty +/-30%
Ann. Median 15.67 ^ ^ ... Relative Uncertainty +/-50%
Annual Total 30753 ^
Maximum Minimum
Daily 1138 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 0.000^ 0.000^ 4.274^ 145.1 ^ 39.33 ^ 244.1 ^ 594.2 ^ 68.26 ^ 18.07 ^ 0.078^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 3.206^ 127.2 ^ 42.19 ^ 199.7 ^ 468.2 ^ 67.10 ^ 15.58 ^ 0.009^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 3.254^ 90.96 ^ 75.86 ^ 159.9 ^ 330.3 ^ 59.43 ^ 13.29 ^ 0.000^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 4.451^ 63.71 ^ 69.71 ^ 131.2 ^ 263.0 ^ 50.96 ^ 11.89 ^ 0.000^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 3.779^ 49.71 ^ 94.70 ^ 113.5 ^ 205.3 ^ 46.12 ^ 10.72 ^ 0.000^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 3.355^ 41.16 ^ 117.1 ^ 99.67 ^ 162.9 ^ 41.49 ^ 9.388^ 0.000^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 5.879^ 35.27 ^ 122.2 ^ 90.84 ^ 132.0 ^ 38.64 ^ 8.442^ 0.000^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 56.18 ^ 31.39 ^ 230.5 ^ 88.78 ^ 141.8 ^ 36.14 ^ 7.467^ 0.000^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 61.42 ^ 28.43 ^ 379.7 ^ 89.21 ^ 185.8 ^ 33.97 ^ 6.954^ 0.000^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 18.17 ^ 28.46 ^ 426.5 ^ 107.2 ^ 270.6 ^ 32.57 ^ 6.437^ 0.000^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 12.09 ^ 35.03 ^ 309.0 ^ 128.0 ^ 351.6 ^ 29.91 ^ 5.771^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 8.248^ 27.58 ^ 211.1 ^ 106.6 ^ 276.8 ^ 27.55 ^ 5.168^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 6.271^ 24.84 ^ 164.4 ^ 85.54 ^ 180.9 ^ 24.53 ^ 4.258^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 5.380^ 24.89 ^ 155.6 ^ 71.56 ^ 137.0 ^ 21.26 ^ 3.616^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 8.719^ 25.04 ^ 181.7 ^ 62.27 ^ 115.0 ^ 19.26 ^ 3.548^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 14.61 ^ 25.16 ^ 193.4 ^ 56.47 ^ 98.56 ^ 18.21 ^ 3.226^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 12.66 ^ 25.38 ^ 225.8 ^ 51.94 ^ 85.20 ^ 16.47 ^ 3.288^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 11.25 ^ 59.26 ^ 187.8 ^ 58.35 ^ 74.15 ^ 15.68 ^ 3.000^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 10.21 ^ 95.60 ^ 140.3 ^ 95.31 ^ 64.30 ^ 21.22 ^ 2.563^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 9.465^ 82.57 ^ 157.1 ^ 111.9 ^ 54.27 ^ 39.75 ^ 2.421^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 9.977^ 138.7 ^ 197.8 ^ 141.4 ^ 48.66 ^ 24.79 ^ 2.497^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 10.78 ^ 144.3 ^ 390.1 ^ 161.3 ^ 52.89 ^ 28.73 ^ 2.372^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 40.40 ^ 110.7 ^ 504.5 ^ 129.2 ^ 66.04 ^ 27.87 ^ 2.108^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 110.5 ^ 101.9 ^ 506.6 ^ 114.4 ^ 85.13 ^ 22.72 ^ 1.642^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 50.93 ^ 107.8 ^ 434.5 ^ 110.1 ^ 112.1 ^ 27.88 ^ 1.193^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 95.90 ^ 87.06 ^ 328.3 ^ 94.33 ^ 93.32 ^ 37.75 ^ 0.808^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 101.5 ^ 158.3 ^ 67.64 ^ 319.5 ^ 78.03 ^ 73.61 ^ 35.59 ^ 0.833^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 125.8 ^ 179.6 ^ 54.55 ^ 362.6 ^ 65.71 ^ 64.35 ^ 30.66 ^ 0.785^ 0.000^ 28
29 0.000^ 0.000^ 9.622^ 178.5 ^ 46.77 ^ 471.2 ^ 63.46 ^ 61.45 ^ 26.91 ^ 0.451^ 0.000^ 29
30 0.000^ 0.000^ 6.262^ 174.1 ^ 43.58 ^ 358.5 ^ 149.3 ^ 69.74 ^ 23.66 ^ 0.234^ 0.000^ 30
31 0.000^ 0.000^ 167.0 ^ 289.9 ^ 311.0 ^ 20.76 ^ 0.000^ 31
Mean 0.000^ 0.000^ 0.000^ 8.105^ 46.42 ^ 65.66 ^ 248.0 ^ 115.2 ^ 164.0 ^ 32.77 ^ 5.268^ 0.003^
Median 0.000^ 0.000^ 0.000^ 0.000^ 11.25 ^ 52.13 ^ 211.1 ^ 106.6 ^ 113.5 ^ 28.73 ^ 3.418^ 0.000^
Maximum 0.000^ 0.000^ 0.000^ 125.8 ^ 179.6 ^ 145.1 ^ 506.6 ^ 311.0 ^ 594.2 ^ 68.26 ^ 18.07 ^ 0.078^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 3.206^ 24.84 ^ 39.33 ^ 51.94 ^ 48.66 ^ 15.68 ^ 0.234^ 0.000^
Total 0.000^ 0.000^ 0.000^ 243.1 ^1439 ^1970 ^7688 ^3570 ^4919 ^1016 ^ 158.0 ^ 0.087^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 57.54 ^ ^ ... Relative Uncertainty +/-50%
Ann. Median 8.719^
Annual Total 21003 ^
Maximum Minimum
Daily 594.2 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 5.656^ 15.25 ^ 441.5 ^ 52.99 ^ 8.303^ 2.306^ 0.000^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.046^ 13.95 ^ 543.0 ^ 51.18 ^ 7.593^ 2.289^ 0.000^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.138^ 13.15 ^ 618.4 ^ 52.43 ^ 6.938^ 2.878^ 0.000^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.259^ 12.48 ^ 477.2 ^ 48.19 ^ 6.292^ 3.302^ 0.000^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.004^ 13.01 ^ 423.7 ^ 45.50 ^ 5.601^ 3.197^ 7.410^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.180^ 13.80 ^ 354.8 ^ 44.28 ^ 5.085^ 3.680^ 3.611^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.373^ 14.02 ^ 290.4 ^ 39.00 ^ 4.928^ 4.346^ 13.01 ^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 7.232^ 14.80 ^ 232.2 ^ 37.19 ^ 4.538^ 4.828^ 6.566^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 7.751^ 15.27 ^ 215.5 ^ 38.40 ^ 4.319^ 5.238^ 4.142^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.070^ 17.00 ^ 239.1 ^ 36.25 ^ 3.964^ 4.979^ 3.203^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.416^ 18.24 ^ 288.2 ^ 32.28 ^ 3.562^ 4.413^ 2.564^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.731^ 19.10 ^ 234.7 ^ 30.31 ^ 5.488^ 3.865^ 2.105^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.453^ 19.62 ^ 192.9 ^ 30.41 ^ 4.060^ 3.908^ 1.542^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.552^ 19.54 ^ 191.9 ^ 30.48 ^ 3.042^ 4.230^ 1.026^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.204^ 18.20 ^ 190.0 ^ 34.60 ^ 2.767^ 3.546^ 0.630^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.906^ 16.69 ^ 186.4 ^ 42.80 ^ 2.947^ 2.296^ 0.330^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.814^ 15.13 ^ 185.5 ^ 39.75 ^ 4.682^ 1.663^ 0.126^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 7.070^ 14.07 ^ 189.4 ^ 33.51 ^ 4.897^ 1.170^ 0.034^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 5.731^ 13.36 ^ 188.8 ^ 28.64 ^ 4.099^ 0.693^ 0.001^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.000^ 13.90 ^ 233.0 ^ 24.79 ^ 3.507^ 0.342^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.379^ 14.96 ^ 285.4 ^ 22.06 ^ 2.938^ 0.131^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 4.778^ 20.87 ^ 17.60 ^ 318.1 ^ 19.48 ^ 2.514^ 0.028^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 8.542^ 35.24 ^ 21.63 ^ 315.9 ^ 17.43 ^ 2.181^ 0.001^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 9.669^ 52.46 ^ 57.52 ^ 315.8 ^ 15.82 ^ 2.259^ 0.000^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 12.32 ^ 54.65 ^ 50.87 ^ 252.2 ^ 14.36 ^ 1.898^ 0.000^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 11.55 ^ 40.45 ^ 41.07 ^ 157.9 ^ 13.19 ^ 1.515^ 0.000^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 10.06 ^ 30.26 ^ 34.35 ^ 113.1 ^ 11.88 ^ 1.424^ 0.000^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 8.576^ 23.70 ^ 31.21 ^ 90.07 ^ 10.90 ^ 2.094^ 0.000^ 0.000^ 28
29 0.000^ 0.000^ 0.000^ 7.755^ 19.61 ^ 31.96 ^ 75.98 ^ 9.894^ 2.335^ 0.000^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 6.856^ 17.01 ^ 33.17 ^ 65.38 ^ 9.034^ 2.758^ 0.000^ 0.000^ 30
31 0.000^ 0.000^ 5.834^ 61.14 ^ 57.75 ^ 2.557^ 0.000^ 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 2.772^ 15.04 ^ 22.78 ^ 256.9 ^ 30.57 ^ 3.906^ 2.111^ 1.493^
Median 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.772^ 17.00 ^ 233.0 ^ 31.38 ^ 3.562^ 2.293^ 0.000^
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 12.32 ^ 54.65 ^ 61.14 ^ 618.4 ^ 52.99 ^ 8.303^ 5.238^ 13.01 ^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 5.656^ 12.48 ^ 57.75 ^ 9.034^ 1.424^ 0.000^ 0.000^
Total 0.000^ 0.000^ 0.000^ 0.000^ 85.94 ^ 451.2 ^ 706.1 ^7964 ^ 917.0 ^ 121.1 ^ 63.33 ^ 46.30 ^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 28.37 ^ ^ ... Relative Uncertainty +/-50%
Ann. Median 2.105^
Annual Total 10355 ^
Maximum Minimum
Daily 618.4 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 115.2 ^ 0.000^ 5.739^ 43.55 ^ 215.4 ^ 88.76 ^ 255.1 ^ 350.8 ^ 70.00 ^ 7.281^ 0.812^ 1
2 0.000^ 82.32 ^ 0.000^ 10.16 ^ 46.38 ^ 199.6 ^ 135.0 ^ 258.8 ^ 315.0 ^ 76.41 ^ 6.829^ 0.734^ 2
3 0.000^ 63.66 ^ 0.000^ 10.67 ^ 55.37 ^ 184.1 ^ 117.1 ^ 263.3 ^ 318.6 ^ 65.47 ^ 6.261^ 0.616^ 3
4 0.000^ 54.49 ^ 0.000^ 11.16 ^ 60.60 ^ 188.4 ^ 90.59 ^ 261.1 ^ 288.0 ^ 57.77 ^ 5.773^ 0.420^ 4
5 0.000^ 45.67 ^ 0.000^ 12.38 ^ 107.1 ^ 257.4 ^ 80.38 ^ 277.5 ^ 245.9 ^ 60.12 ^ 5.558^ 0.228^ 5
6 0.000^ 37.78 ^ 0.000^ 12.66 ^ 152.0 ^ 281.2 ^ 72.90 ^ 301.5 ^ 219.3 ^ 62.41 ^ 5.098^ 0.093^ 6
7 0.000^ 31.01 ^ 0.000^ 11.69 ^ 172.8 ^ 306.6 ^ 66.99 ^ 389.6 ^ 203.0 ^ 54.76 ^ 4.629^ 0.026^ 7
8 0.000^ 24.86 ^ 0.000^ 10.47 ^ 196.9 ^ 324.0 ^ 70.13 ^ 441.5 ^ 197.7 ^ 50.81 ^ 4.211^ 0.001^ 8
9 0.000^ 19.77 ^ 0.000^ 10.68 ^ 189.5 ^ 310.9 ^ 152.1 ^ 473.5 ^ 169.3 ^ 53.02 ^ 3.822^ 0.000^ 9
10 0.000^ 16.11 ^ 0.000^ 10.36 ^ 191.3 ^ 317.2 ^ 273.3 ^ 593.2 ^ 206.5 ^ 50.13 ^ 3.777^ 0.000^ 10
11 0.000^ 12.69 ^ 0.000^ 12.53 ^ 194.1 ^ 311.9 ^ 284.8 ^ 496.5 ^ 219.6 ^ 50.77 ^ 3.386^ 0.000^ 11
12 0.000^ 10.57 ^ 0.000^ 28.51 ^ 190.7 ^ 273.0 ^ 230.8 ^ 370.8 ^ 152.1 ^ 48.90 ^ 3.215^ 0.018^ 12
13 0.000^ 11.42 ^ 0.000^ 100.7 ^ 185.9 ^ 185.0 ^ 175.2 ^ 303.2 ^ 122.5 ^ 46.12 ^ 2.931^ 0.030^ 13
14 0.000^ 8.665^ 0.000^ 53.27 ^ 167.9 ^ 146.6 ^ 131.2 ^ 262.7 ^ 109.8 ^ 39.89 ^ 2.768^ 0.424^ 14
15 0.000^ 6.473^ 0.000^ 94.56 ^ 99.17 ^ 108.2 ^ 104.5 ^ 275.3 ^ 100.0 ^ 33.79 ^ 2.729^ 40.14 ^ 15
16 0.000^ 4.952^ 0.000^ 108.7 ^ 59.38 ^ 121.1 ^ 102.8 ^ 263.1 ^ 88.54 ^ 28.54 ^ 2.922^ 28.06 ^ 16
17 0.000^ 3.740^ 0.000^ 107.2 ^ 44.98 ^ 121.6 ^ 387.8 ^ 258.4 ^ 77.98 ^ 24.44 ^ 3.030^ 16.60 ^ 17
18 0.000^ 3.315^ 0.000^ 112.7 ^ 38.12 ^ 105.1 ^ 449.1 ^ 323.9 ^ 71.70 ^ 21.61 ^ 3.059^ 11.76 ^ 18
19 0.000^ 2.719^ 0.000^ 162.8 ^ 34.22 ^ 92.68 ^ 587.9 ^ 458.6 ^ 72.28 ^ 19.11 ^ 3.007^ 9.110^ 19
20 0.000^ 2.065^ 0.000^ 266.2 ^ 32.98 ^ 87.38 ^ 624.2 & 692.7 & 76.82 ^ 17.21 ^ 3.097^ 6.783^ 20
21 0.000^ 1.805^ 0.000^ 219.4 ^ 65.23 ^ 87.67 ^ 507.9 ^ 496.7 ^ 82.31 ^ 15.53 ^ 3.445^ 5.375^ 21
22 0.000^ 1.424^ 0.000^ 185.2 ^ 196.5 ^ 82.64 ^ 503.1 ^ 400.2 ^ 104.3 ^ 14.53 ^ 3.483^ 4.389^ 22
23 20.88 ^ 0.963^ 0.000^ 156.6 ^ 177.7 ^ 80.84 ^ 516.0 ^ 357.0 ^ 104.5 ^ 13.61 ^ 3.353^ 4.356^ 23
24 22.28 ^ 0.608^ 0.000^ 128.7 ^ 364.3 ^ 78.31 ^ 476.7 ^ 337.6 ^ 90.67 ^ 12.57 ^ 3.172^ 4.283^ 24
25 33.57 ^ 0.334^ 0.000^ 83.87 ^ 393.6 ^ 72.00 ^ 400.3 ^ 313.9 ^ 77.27 ^ 11.76 ^ 3.080^ 3.961^ 25
26 39.76 ^ 0.164^ 0.134^ 65.41 ^ 386.8 ^ 65.73 ^ 341.9 ^ 268.1 ^ 70.42 ^ 10.94 ^ 2.832^ 4.553^ 26
27 21.50 ^ 0.076^ 61.24 ^ 67.02 ^ 402.8 ^ 60.52 ^ 309.4 ^ 278.2 ^ 69.83 ^ 10.45 ^ 2.398^ 4.726^ 27
28 26.68 ^ 0.023^ 65.89 ^ 61.22 ^ 341.3 ^ 56.97 ^ 288.8 ^ 342.9 ^ 68.51 ^ 10.00 ^ 1.855^ 3.915^ 28
29 45.93 ^ 0.001^ 12.99 ^ 54.05 ^ 291.8 ^ 62.01 ^ 273.1 ^ 637.0 ^ 65.25 ^ 9.306^ 1.341^ 3.082^ 29
30 127.8 ^ 5.983^ 48.32 ^ 246.8 ^ 66.99 ^ 261.9 ^ 659.2 ^ 62.28 ^ 8.631^ 0.975^ 2.346^ 30
31 161.8 ^ 3.628^ 224.2 ^ 250.7 ^ 420.0 ^ 7.826^ 1.474^ 31
Mean 16.14 ^ 19.41 ^ 4.834^ 74.10 ^ 172.7 ^ 161.7 ^ 269.5 ^ 378.4 ^ 146.7 ^ 34.08 ^ 3.644^ 5.107^
Median 0.000^ 6.473^ 0.000^ 57.64 ^ 177.7 ^ 121.4 ^ 261.9 ^ 337.6 ^ 104.4 ^ 28.54 ^ 3.194^ 2.346^
Maximum 161.8 ^ 115.2 ^ 65.89 ^ 266.2 ^ 402.8 ^ 324.0 ^ 624.2 ^ 692.7 ^ 350.8 ^ 76.41 ^ 7.281^ 40.14 ^
Minimum 0.000^ 0.001^ 0.000^ 5.739^ 32.98 ^ 56.97 ^ 66.99 ^ 255.1 ^ 62.28 ^ 7.826^ 0.975^ 0.000^
Total 500.2 ^ 562.9 ^ 149.9 ^ 2223 ^ 5354 ^ 4851 ^ 8356 ^11731 ^ 4401 ^ 1056 ^ 109.3 ^ 158.3 ^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 107.8 ^ & ... Relative Uncertainty +/-30%
Ann. Median 49.52 ^ ^ ... Relative Uncertainty +/-50%
Annual Total 39452 ^
Maximum Minimum
Daily 692.7 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.91^ 206.9 ^ 1599 $ 38.36^ 15.31^ 22.47^ 45.98^ 436.5 ^ 283.2 ^ 143.3 ^ 21.15^ 2.41^ 1
2 0.55^ 45.49^ 1578 $ 35.13^ 15.11^ 21.54^ 80.35^ 444.3 ^ 320.1 ^ 124.6 ^ 18.96^ 2.41^ 2
3 0.31^ 14.55^ 1612 $ 32.39^ 14.85^ 20.55^ 77.17^ 506.9 ^ 337.6 ^ 103.7 ^ 16.13^ 2.36^ 3
4 0.14^ 8.19^ 1769 $ 32.96^ 14.49^ 21.10^ 90.71^ 385.5 ^ 304.9 ^ 84.84^ 14.70^ 2.80^ 4
5 0.04^ 8.98^ 1570 $ 30.90^ 15.19^ 21.35^ 115.9 ^ 316.8 ^ 264.5 ^ 70.85^ 13.51^ 3.57^ 5
6 0.00^ 8.75^ 1320 & 28.33^ 15.40^ 20.98^ 103.6 ^ 302.1 ^ 229.7 ^ 59.50^ 12.09^ 3.32^ 6
7 0.00^ 13.67^ 1107 & 25.77^ 15.60^ 20.05^ 95.86^ 270.8 ^ 206.5 ^ 50.74^ 10.93^ 2.85^ 7
8 0.00^ 27.45^ 938.9 & 23.58^ 15.56^ 19.61^ 111.8 ^ 228.8 ^ 187.7 ^ 44.10^ 9.79^ 2.83^ 8
9 0.00^ 997.4 ^ 844.3 & 22.41^ 15.45^ 18.37^ 115.0 ^ 295.3 ^ 174.8 ^ 41.06^ 8.71^ 3.26^ 9
10 0.00^ 9949 $ 767.8 & 21.99^ 15.38^ 17.69^ 117.0 ^ 640.9 ^ 161.1 ^ 38.42^ 8.07^ 3.05^ 10
11 0.00^12637 " 702.1 & 21.82^ 15.41^ 17.34^ 105.0 ^ 1900 & 149.7 ^ 36.19^ 7.21^ 2.34^ 11
12 0.00^11871 " 655.7 & 21.25^ 15.35^ 17.05^ 91.71^ 1318 & 139.8 ^ 34.41^ 6.54^ 1.93^ 12
13 0.00^ 8953 # 574.4 & 20.96^ 14.97^ 17.06^ 83.54^ 1076 & 131.4 ^ 32.97^ 6.09^ 1.44^ 13
14 0.00^10100 " 501.2 ^ 20.20^ 14.81^ 18.51^ 80.25^ 2054 $ 124.4 ^ 32.24^ 5.89^ 1.01^ 14
15 0.00^13299 " 268.6 ^ 18.87^ 15.45^ 19.43^ 76.62^ 2317 $ 116.5 ^ 30.72^ 5.44^ 0.69^ 15
16 0.00^14421 " 139.4 ^ 18.72^ 16.56^ 22.11^ 79.12^ 2777 $ 103.2 ^ 29.82^ 5.02^ 0.42^ 16
17 0.00^12643 " 97.86^ 17.94^ 17.87^ 21.96^ 89.31^ 1942 $ 87.20^ 27.33^ 6.15^ 0.27^ 17
18 0.00^ 9311 # 66.95^ 17.62^ 18.53^ 22.80^ 80.61^ 1213 & 79.86^ 25.52^ 4.79^ 0.36^ 18
19 0.00^ 6944 # 53.76^ 17.75^ 18.80^ 23.74^ 78.58^ 951.3 & 74.39^ 24.00^ 4.21^ 0.43^ 19
20 0.00^ 5505 # 47.38^ 17.57^ 19.20^ 25.07^ 82.84^ 827.1 & 71.04^ 23.41^ 4.00^ 0.27^ 20
21 0.00^ 4434 # 46.96^ 17.88^ 27.38^ 24.98^ 84.38^ 843.0 & 71.10^ 22.42^ 3.82^ 0.14^ 21
22 0.00^ 3487 # 72.75^ 18.61^ 37.36^ 26.70^ 92.13^ 755.0 & 79.22^ 22.40^ 3.86^ 0.04^ 22
23 0.00^ 2921 # 81.10^ 17.89^ 34.35^ 26.25^ 134.1 ^ 596.8 & 113.1 ^ 22.99^ 4.10^ 0.00^ 23
24 0.00^ 2605 $ 70.88^ 17.07^ 37.33^ 30.46^ 192.8 ^ 513.7 ^ 179.0 ^ 22.53^ 3.98^ 0.00^ 24
25 0.00^ 2283 $ 68.15^ 17.25^ 37.16^ 32.39^ 232.0 ^ 451.3 ^ 318.1 ^ 29.54^ 3.65^ 0.00^ 25
26 0.00^ 2002 $ 64.25^ 17.15^ 35.81^ 35.17^ 213.8 ^ 400.6 ^ 282.9 ^ 49.28^ 3.36^ 0.00^ 26
27 0.00^ 1799 $ 56.61^ 20.26^ 32.50^ 45.36^ 195.6 ^ 362.4 ^ 371.2 ^ 38.67^ 3.27^ 0.00^ 27
28 0.00^ 1655 $ 53.36^ 18.58^ 29.02^ 45.30^ 190.1 ^ 332.8 ^ 341.4 ^ 31.84^ 2.99^ 0.00^ 28
29 0.00^ 48.76^ 17.28^ 26.46^ 36.69^ 209.5 ^ 310.1 ^ 232.4 ^ 27.27^ 2.50^ 0.00^ 29
30 1.30^ 42.59^ 16.12^ 25.00^ 35.16^ 285.9 ^ 288.8 ^ 172.3 ^ 24.89^ 2.32^ 0.00^ 30
31 33.37^ 38.56^ 23.50^ 416.3 ^ 271.4 ^ 23.21^ 0.00^ 31
Mean 1.181^4934 ^ 543.8 ^ 22.09 ^ 21.46 ^ 24.91 ^ 130.6 ^ 817.1 ^ 190.3 ^ 44.28 ^ 7.441^ 1.233^
Median 0.000^2763 ^ 139.4 ^ 19.53 ^ 16.56 ^ 22.04 ^ 95.86 ^ 506.9 ^ 173.5 ^ 32.24 ^ 5.665^ 0.433^
Maximum 33.37^14421 ^ 1769 ^ 38.36^ 37.36^ 45.36^ 416.3 ^ 2777 ^ 371.2 ^ 143.3 ^ 21.15^ 3.57^
Minimum 0.000^ 8.191^ 38.56 ^ 16.12 ^ 14.49 ^ 17.05 ^ 45.98 ^ 228.8 ^ 71.04 ^ 22.40 ^ 2.321^ 0.000^
Total 36.6^138150 ^ 16857 ^ 662.6^ 665.1^ 747.2^ 4048 ^ 25329 ^ 5708 ^ 1373 ^ 223.2^ 38.2^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 531.1 ^ " ... Relative Uncertainty +/-10%
Ann. Median 29.82 ^ # ... Relative Uncertainty +/-15%
Annual Total 193837 ^ $ ... Relative Uncertainty +/-20%
& ... Relative Uncertainty +/-30%
Maximum Minimum ^ ... Relative Uncertainty +/-50%
Daily 14421 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 3.716^ 67.27 ^ 0.348^ 3.964^ 45.24 ^ 300.6 ^ 372.4 ^ 623.1 ^ 30.07 ^ 10.09 ^ 0.077^ 1
2 0.000^ 3.258^ 36.21 ^ 0.507^ 3.982^ 37.20 ^ 215.7 ^ 542.1 ^ 402.1 ^ 29.13 ^ 8.918^ 0.097^ 2
3 0.000^ 2.701^ 22.32 ^ 0.669^ 4.419^ 31.66 ^ 337.3 ^1137 & 306.3 ^ 27.54 ^ 8.302^ 0.065^ 3
4 0.000^ 2.234^ 14.72 ^ 0.822^ 4.683^ 28.85 ^ 332.8 ^2132 $ 253.1 ^ 31.07 ^ 8.033^ 0.041^ 4
5 0.000^ 2.258^ 8.037^ 0.816^ 4.078^ 31.95 ^ 702.7 ^5080 # 222.7 ^ 36.21 ^ 6.943^ 0.017^ 5
6 0.000^ 1.927^ 5.784^ 0.759^ 3.835^ 43.57 ^ 728.5 &3478 $ 198.9 ^ 49.15 ^ 6.286^ 0.004^ 6
7 0.000^ 1.907^ 4.395^ 0.677^ 4.307^ 46.56 ^ 985.7 &1700 $ 189.7 ^ 163.7 ^ 5.832^ 0.000^ 7
8 0.000^ 1.393^ 3.758^ 0.593^ 4.515^ 44.77 ^ 633.2 ^1100 & 181.0 ^ 145.6 ^ 5.597^ 0.000^ 8
9 0.000^ 1.351^ 2.970^ 0.551^ 5.006^ 51.01 ^ 406.6 ^1033 & 165.3 ^ 94.50 ^ 5.472^ 0.000^ 9
10 0.000^ 1.493^ 2.374^ 0.466^ 4.901^ 65.39 ^ 318.2 ^1963 & 151.5 ^ 69.37 ^ 4.903^ 0.000^ 10
11 0.000^ 1.464^ 1.670^ 0.550^ 5.069^ 80.87 ^ 261.4 ^3561 $ 147.0 ^ 54.40 ^ 4.051^ 0.000^ 11
12 0.000^ 1.228^ 1.402^ 0.515^ 5.035^ 235.8 ^ 218.0 ^1630 & 142.4 ^ 45.48 ^ 3.839^ 0.000^ 12
13 0.000^ 1.195^ 1.301^ 0.652^ 4.624^ 499.8 ^ 186.8 ^ 942.4 & 128.5 ^ 43.96 ^ 3.732^ 0.000^ 13
14 0.000^ 1.001^ 1.122^ 0.734^ 4.699^ 290.3 ^ 167.1 ^ 745.5 & 122.0 ^ 42.86 ^ 3.383^ 0.000^ 14
15 6.967^ 0.681^ 1.212^ 0.786^ 5.530^ 177.6 ^ 180.9 ^ 717.4 & 116.2 ^ 46.37 ^ 2.837^ 0.000^ 15
16 181.9 ^ 0.483^ 1.275^ 0.893^ 6.054^ 129.3 ^ 249.3 ^ 758.1 & 108.3 ^ 45.23 ^ 2.547^ 0.000^ 16
17 296.6 ^ 0.421^ 1.231^ 0.822^ 6.436^ 100.3 ^ 388.5 ^ 613.9 ^ 98.15 ^ 45.02 ^ 2.438^ 0.000^ 17
18 230.5 ^ 0.341^ 1.511^ 0.830^ 6.915^ 82.62 ^ 340.2 ^ 467.6 ^ 88.15 ^ 41.41 ^ 2.126^ 0.000^ 18
19 326.7 ^ 0.231^ 1.754^ 0.867^ 6.506^ 82.77 ^ 257.5 ^ 405.0 ^ 81.45 ^ 37.74 ^ 1.612^ 0.000^ 19
20 137.8 ^ 0.106^ 1.670^ 0.831^ 6.152^ 77.85 ^ 195.3 ^ 356.9 ^ 76.04 ^ 32.42 ^ 1.124^ 0.000^ 20
21 70.47 ^ 0.042^ 1.485^ 0.677^ 6.173^ 111.8 ^ 158.7 ^ 318.5 ^ 68.94 ^ 29.28 ^ 0.886^ 0.000^ 21
22 43.31 ^ 0.021^ 1.291^ 0.748^ 5.175^ 129.6 ^ 152.2 ^ 303.6 ^ 62.43 ^ 27.24 ^ 0.761^ 0.000^ 22
23 30.38 ^ 0.004^ 1.294^ 0.869^ 5.038^ 105.0 ^ 237.2 ^ 280.2 ^ 57.83 ^ 24.38 ^ 0.200^ 0.000^ 23
24 21.89 ^ 0.000^ 1.006^ 1.420^ 5.128^ 87.79 ^ 569.9 ^ 276.7 ^ 51.92 ^ 21.43 ^ 0.211^ 0.000^ 24
25 18.23 ^ 0.919^ 0.091^ 1.999^ 10.28 ^ 75.79 ^ 545.4 ^ 270.3 ^ 48.69 ^ 18.87 ^ 0.101^ 0.000^ 25
26 14.99 ^ 4.518^ 0.082^ 2.083^ 11.59 ^ 64.33 ^ 489.0 ^ 237.9 ^ 43.68 ^ 18.12 ^ 0.072^ 0.000^ 26
27 11.98 ^ 11.11 ^ 0.073^ 2.490^ 31.63 ^ 56.88 ^ 893.8 ^ 215.5 ^ 41.48 ^ 17.00 ^ 0.062^ 0.000^ 27
28 9.430^ 104.7 ^ 0.112^ 4.071^ 72.06 ^ 61.69 ^1610 & 233.1 ^ 37.93 ^ 15.58 ^ 0.066^ 0.000^ 28
29 7.147^ 0.151^ 4.317^ 94.24 ^ 95.36 ^ 725.3 & 311.8 ^ 33.50 ^ 13.59 ^ 0.058^ 0.000^ 29
30 5.295^ 0.154^ 3.782^ 78.10 ^ 413.3 ^ 484.4 ^ 542.4 ^ 32.60 ^ 12.15 ^ 0.050^ 0.000^ 30
31 4.283^ 0.205^ 57.07 ^ 382.4 ^ 922.8 & 11.13 ^ 0.000^ 31
Mean 45.74 ^ 5.381^ 6.062^ 1.205^ 15.39 ^ 112.8 ^ 440.5 ^1053 ^ 142.7 ^ 42.58 ^ 3.351^ 0.010^
Median 5.295^ 1.290^ 1.402^ 0.801^ 5.128^ 79.36 ^ 337.3 ^ 613.9 ^ 112.2 ^ 32.42 ^ 2.692^ 0.000^
Maximum 326.7 ^ 104.7 ^ 67.27 ^ 4.317^ 94.24 ^ 499.8 ^1610 ^5080 ^ 623.1 ^ 163.7 ^ 10.09 ^ 0.097^
Minimum 0.000^ 0.000^ 0.073^ 0.348^ 3.835^ 28.85 ^ 152.2 ^ 215.5 ^ 32.60 ^ 11.13 ^ 0.050^ 0.000^
Total 1418 ^ 150.7 ^ 187.9 ^ 36.14^ 477.2 ^ 3385 ^13654 ^32646 ^ 4281 ^ 1320 ^ 100.5 ^ 0.30^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 158.0 ^ # ... Relative Uncertainty +/-15%
Ann. Median 8.037^ $ ... Relative Uncertainty +/-20%
Annual Total 57657 ^ & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 5080 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 29.55 ^ 279.1 ^ 109.0 ^ 630.8 ^ 19.71 ^ 2.372^ 0.000^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 29.08 ^ 215.7 ^ 98.79 ^ 900.3 & 17.84 ^ 2.522^ 0.000^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 28.47 ^ 184.7 ^ 88.78 ^ 843.0 & 16.69 ^ 2.423^ 0.000^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 28.10 ^ 202.8 ^ 80.51 ^ 649.6 & 16.16 ^ 2.506^ 0.000^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 27.61 ^ 479.5 ^ 75.72 ^ 493.5 ^ 14.80 ^ 2.788^ 0.000^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 25.37 ^ 580.0 ^ 107.8 ^ 396.6 ^ 13.72 ^ 3.523^ 0.000^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 33.88 ^ 685.9 & 181.5 ^ 311.3 ^ 12.95 ^ 3.445^ 0.000^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 26.66 ^ 545.8 ^ 258.7 ^ 240.4 ^ 12.93 ^ 2.818^ 0.000^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 30.25 ^ 441.0 ^ 261.4 ^ 188.3 ^ 12.57 ^ 2.234^ 0.000^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 37.72 ^ 385.8 ^ 198.1 ^ 157.6 ^ 12.13 ^ 1.639^ 0.000^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 53.37 ^ 327.1 ^ 157.5 ^ 133.5 ^ 11.98 ^ 1.365^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 85.49 ^ 267.8 ^ 130.2 ^ 115.0 ^ 12.96 ^ 1.102^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 112.3 ^ 220.4 ^ 112.4 ^ 99.80 ^ 12.58 ^ 0.847^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 115.2 ^ 188.9 ^ 144.3 ^ 85.74 ^ 11.59 ^ 0.573^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 97.73 ^ 165.6 ^ 269.6 ^ 74.50 ^ 10.52 ^ 0.364^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 81.83 ^ 147.8 ^ 381.8 ^ 65.82 ^ 9.854^ 0.220^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 69.29 ^ 138.9 ^ 355.7 ^ 59.51 ^ 8.899^ 0.158^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 61.06 ^ 133.8 ^ 454.4 ^ 53.57 ^ 7.719^ 0.081^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 56.67 ^ 135.4 ^ 506.0 ^ 48.18 ^ 6.851^ 0.037^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 54.03 ^ 189.9 ^ 450.8 ^ 44.65 ^ 6.383^ 0.008^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 51.74 ^ 245.6 ^ 334.0 ^ 42.91 ^ 5.595^ 0.000^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 50.50 ^ 325.3 ^ 262.9 ^ 41.75 ^ 4.881^ 0.000^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 75.27 ^ 360.9 ^ 249.9 ^ 39.16 ^ 4.553^ 0.000^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 115.2 ^ 302.0 ^ 261.6 ^ 36.84 ^ 4.262^ 0.000^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 124.6 ^ 275.9 ^ 266.1 ^ 35.09 ^ 3.751^ 0.000^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 0.107^ 226.7 ^ 240.9 ^ 305.6 ^ 31.28 ^ 3.459^ 0.000^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 5.563^ 265.4 ^ 211.8 ^ 235.0 ^ 29.05 ^ 3.011^ 0.000^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 18.18 ^ 300.3 ^ 189.7 ^ 183.6 ^ 26.68 ^ 2.519^ 0.000^ 0.000^ 28
29 0.000^ 0.000^ 0.000^ 28.09 ^ 323.5 ^ 158.6 ^ 153.7 ^ 24.09 ^ 2.306^ 0.000^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 36.18 ^ 325.5 ^ 139.7 ^ 155.9 ^ 21.76 ^ 2.088^ 0.000^ 0.000^ 30
31 0.000^ 0.000^ 29.96 ^ 121.3 ^ 264.3 ^ 2.063^ 0.000^ 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 3.809^ 98.08 ^ 273.8 ^ 228.9 ^ 197.3 ^ 9.269^ 1.034^ 0.000^
Median 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 58.87 ^ 220.4 ^ 235.0 ^ 70.16 ^ 9.854^ 0.292^ 0.000^
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 36.18 ^ 325.5 ^ 685.9 ^ 506.0 ^ 900.3 ^ 19.71 ^ 3.523^ 0.000^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 25.37 ^ 121.3 ^ 75.72 ^ 21.76 ^ 2.063^ 0.000^ 0.000^
Total 0.000^ 0.000^ 0.000^ 0.000^ 118.1 ^2942 ^8488 ^7096 ^5920 ^ 287.3 ^ 31.02 ^ 0.000^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 68.17 ^ & ... Relative Uncertainty +/-30%
Ann. Median 0.000^ ^ ... Relative Uncertainty +/-50%
Annual Total 24883 ^
Maximum Minimum
Daily 900.3 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 3.936^ 119.6 ^ 32.10 ^ 25.02 ^ 16.20 ^ 1.258^ 0.375^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 5.828^ 135.4 ^ 30.56 ^ 23.79 ^ 16.71 ^ 2.120^ 0.388^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.318^ 101.6 ^ 31.11 ^ 23.64 ^ 15.78 ^ 1.468^ 0.416^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 10.33 ^ 97.09 ^ 34.74 ^ 23.53 ^ 14.12 ^ 1.343^ 0.359^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.70 ^ 89.45 ^ 32.95 ^ 24.81 ^ 12.11 ^ 2.080^ 0.276^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 13.16 ^ 73.81 ^ 36.77 ^ 26.42 ^ 10.42 ^ 3.474^ 0.197^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.11 ^ 59.34 ^ 42.25 ^ 29.05 ^ 9.509^ 4.085^ 0.098^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 10.72 ^ 50.53 ^ 39.57 ^ 36.14 ^ 8.781^ 3.548^ 0.027^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.802^ 45.00 ^ 38.97 ^ 59.35 ^ 7.559^ 3.040^ 0.003^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.042^ 41.75 ^ 57.15 ^ 159.3 ^ 7.463^ 3.870^ 0.000^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.722^ 38.94 ^ 97.42 ^ 99.59 ^ 7.007^ 4.792^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.139^ 36.48 ^ 229.2 ^ 68.43 ^ 6.553^ 4.638^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 7.810^ 34.19 ^ 275.1 ^ 52.48 ^ 5.705^ 4.869^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 7.590^ 40.53 ^ 186.4 ^ 43.57 ^ 5.089^ 6.732^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 7.899^ 42.82 ^ 136.4 ^ 38.38 ^ 4.664^ 8.236^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.586^ 43.52 ^ 112.1 ^ 31.52 ^ 4.076^ 11.35 ^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.08 ^ 100.1 ^ 111.8 ^ 26.46 ^ 3.617^ 10.46 ^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.91 ^ 145.6 ^ 110.9 ^ 23.16 ^ 3.242^ 8.786^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 19.63 ^ 117.4 ^ 144.1 ^ 20.48 ^ 3.177^ 7.864^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 16.26 ^ 141.0 ^ 134.4 ^ 19.05 ^ 3.314^ 6.828^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 15.78 ^ 112.6 ^ 100.7 ^ 17.23 ^ 3.107^ 5.509^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 17.69 ^ 84.65 ^ 76.53 ^ 15.88 ^ 2.107^ 4.218^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 19.91 ^ 70.06 ^ 61.07 ^ 16.01 ^ 1.966^ 3.496^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 21.45 ^ 58.16 ^ 50.10 ^ 17.65 ^ 1.801^ 2.727^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 20.20 ^ 50.18 ^ 44.55 ^ 20.62 ^ 1.665^ 2.274^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 17.50 ^ 45.41 ^ 40.05 ^ 21.35 ^ 1.221^ 1.740^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 16.45 ^ 43.30 ^ 36.72 ^ 18.33 ^ 1.112^ 1.161^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 24.49 ^ 39.85 ^ 33.83 ^ 19.70 ^ 0.830^ 0.844^ 0.000^ 28
29 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 55.51 ^ 37.09 ^ 31.04 ^ 16.50 ^ 0.583^ 0.676^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 0.284^ 69.65 ^ 35.33 ^ 28.11 ^ 14.97 ^ 0.488^ 0.450^ 0.000^ 30
31 0.000^ 0.000^ 2.131^ 33.98 ^ 26.30 ^ 0.333^ 0.000^ 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 0.078^ 16.17 ^ 69.83 ^ 78.80 ^ 34.41 ^ 5.817^ 4.131^ 0.069^
Median 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.41 ^ 50.53 ^ 44.55 ^ 23.72 ^ 4.076^ 3.522^ 0.000^
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 2.131^ 69.65 ^ 145.6 ^ 275.1 ^ 159.3 ^ 16.71 ^ 11.35 ^ 0.416^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 3.936^ 33.98 ^ 26.30 ^ 14.97 ^ 0.333^ 0.450^ 0.000^
Total 0.000^ 0.000^ 0.000^ 0.000^ 2.415^ 485.2 ^2165 ^2443 ^1032 ^ 180.3 ^ 123.9 ^ 2.139^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 17.58 ^ ^ ... Relative Uncertainty +/-50%
Ann. Median 0.433^
Annual Total 6434 ^
Maximum Minimum
Daily 275.1 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.00^ 0.00^ 0.00^ 26.21^ 19.75^ 677.0 $ 212.8 & 8634 # 770.9 $ 190.4 & 147.2 & 13.71^ 1
2 0.00^ 0.00^ 0.33^ 26.39^ 18.50^ 564.5 $ 218.2 & 9348 # 833.4 $ 197.2 & 120.7 & 13.18^ 2
3 0.00^ 0.00^ 85.11^ 23.86^ 17.67^ 479.6 $ 198.8 & 8205 # 896.2 $ 202.8 & 105.8 & 12.65^ 3
4 0.00^ 0.00^ 265.4 & 21.88^ 31.55^ 397.9 $ 192.6 & 5715 # 926.3 $ 225.5 & 96.36& 12.57^ 4
5 0.00^ 0.00^ 556.8 & 22.26^ 184.1 & 331.7 $ 272.6 & 5040 # 821.6 $ 222.9 & 86.23& 12.75^ 5
6 0.00^ 0.00^ 564.3 $ 24.45^ 213.8 & 287.8 $ 415.8 $ 4221 # 721.8 $ 191.0 & 78.58& 11.76^ 6
7 0.00^ 0.00^ 502.3 $ 20.38^ 262.8 & 255.3 & 1031 $ 3827 # 684.5 $ 162.8 & 72.95& 10.75^ 7
8 0.00^ 0.00^ 253.2 & 18.04^ 507.3 $ 231.2 & 1467 $ 3793 # 637.5 $ 147.1 & 66.45& 10.43^ 8
9 0.00^ 0.00^ 161.8 & 16.94^ 454.4 $ 215.0 & 2114 $ 3977 # 619.4 $ 136.7 & 57.97& 9.40^ 9
10 0.00^ 0.00^ 119.6 & 16.19^ 422.3 $ 224.5 & 2156 $ 4977 # 680.9 $ 126.2 & 53.04& 8.16^ 10
11 0.00^ 0.00^ 94.38& 18.27^ 353.1 $ 248.1 & 3842 $ 8064 # 828.8 $ 122.2 & 50.37& 6.82^ 11
12 0.00^ 0.00^ 80.07& 21.07^ 271.7 & 253.1 & 3967 # 7860 # 948.2 $ 114.1 & 46.43& 5.87^ 12
13 0.00^ 0.00^ 68.16& 22.70^ 208.9 & 311.5 $ 4262 # 5342 # 757.3 $ 111.5 & 40.47^ 5.01^ 13
14 0.00^ 0.00^ 59.29& 23.72^ 170.3 & 318.2 $ 6463 # 4456 # 659.0 $ 107.4 & 35.85^ 4.19^ 14
15 0.00^ 0.00^ 52.87& 25.47^ 142.9 & 267.1 & 5309 # 3504 # 587.2 $ 105.0 & 32.42^ 3.59^ 15
16 0.00^ 0.00^ 47.94& 30.50^ 125.3 & 228.6 & 3646 # 2984 $ 511.5 $ 100.7 & 29.57^ 3.04^ 16
17 0.00^ 0.00^ 44.26& 32.95^ 112.6 & 205.5 & 2605 $ 2697 $ 412.8 $ 94.42& 26.87^ 2.57^ 17
18 0.00^ 0.00^ 41.19& 33.02^ 100.0 & 192.7 & 1966 $ 2488 $ 436.1 $ 88.89& 24.66^ 2.22^ 18
19 0.00^ 0.00^ 38.47^ 32.74^ 91.52& 177.0 & 1808 $ 2280 $ 460.8 $ 89.90& 23.02^ 1.95^ 19
20 0.00^ 0.00^ 35.32^ 32.17^ 79.28& 171.7 & 1641 $ 2129 $ 381.4 $ 102.8 & 22.42^ 1.62^ 20
21 0.00^ 0.00^ 32.21^ 30.81^ 75.42& 201.4 & 6335 $ 1941 $ 333.1 $ 120.7 & 22.20^ 1.22^ 21
22 0.00^ 0.00^ 30.30^ 33.51^ 73.04& 300.2 &14900 " 1820 $ 309.9 $ 122.9 & 23.26^ 0.89^ 22
23 0.00^ 0.00^ 28.21^ 34.15^ 70.92& 375.2 $ 8834 # 1674 $ 287.6 & 132.7 & 23.29^ 0.58^ 23
24 0.00^ 0.00^ 26.46^ 32.77^ 73.75& 460.5 $ 5968 # 1525 $ 250.4 & 147.1 & 22.06^ 0.34^ 24
25 0.00^ 0.00^ 26.21^ 30.66^ 76.06& 369.4 $ 4845 # 1272 $ 217.3 & 132.2 & 20.28^ 0.15^ 25
26 0.00^ 0.00^ 24.73^ 27.75^ 79.08& 304.0 $ 3312 # 1099 $ 196.4 & 115.3 & 18.84^ 0.05^ 26
27 0.00^ 0.00^ 23.72^ 25.66^ 82.54& 257.0 & 6551 # 1022 $ 185.0 & 114.0 & 17.48^ 0.01^ 27
28 0.00^ 0.00^ 23.34^ 23.76^ 102.4 & 234.0 &13367 " 975.0 $ 180.4 & 135.5 & 16.44^ 0.00^ 28
29 0.00^ 22.57^ 21.78^ 332.0 & 217.3 & 8477 # 898.0 $ 178.6 & 171.9 & 15.55^ 0.00^ 29
30 0.00^ 21.84^ 20.57^ 610.0 $ 219.1 & 7830 # 806.7 $ 181.0 & 227.3 & 14.53^ 0.00^ 30
31 0.00^ 22.28^ 650.0 $ 9335 # 769.5 $ 186.9 & 0.00^ 31
Mean 0.000^ 0.000^ 108.1 ^ 25.69 ^ 194.0 ^ 299.2 &4308 &3656 $ 529.8 & 143.4 & 47.04 ^ 5.016^
Median 0.000^ 0.000^ 41.19 ^ 24.96 ^ 112.6 ^ 256.2 &3646 &2984 $ 549.4 & 132.2 & 30.99 ^ 3.037^
Maximum 0.00^ 0.00^ 564.3 ^ 34.15^ 650.0 ^ 677.0 &14900 & 9348 $ 948.2 & 227.3 & 147.2 ^ 13.71^
Minimum 0.000^ 0.000^ 0.000^ 16.19 ^ 17.67 ^ 171.7 & 192.6 & 769.5 $ 178.6 & 88.89 & 14.53 ^ 0.000^
Total 0.0^ 0.0^ 3353 ^ 770.6^ 6013 ^ 8976 &133543 &113342 $ 15895 & 4446 & 1411 ^ 155.5^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 788.8 ^ " ... Relative Uncertainty +/-10%
Ann. Median 89.90 ^ # ... Relative Uncertainty +/-15%
Annual Total 287906 ^ $ ... Relative Uncertainty +/-20%
& ... Relative Uncertainty +/-30%
Maximum Minimum ^ ... Relative Uncertainty +/-50%
Daily 14900 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.00^ 0.00^ 0.00^ 0.00^ 14.00^ 93.29& 312.6 $ 853.2 $ 1822 $ 433.4 $ 56.83& 11.07^ 1
2 0.00^ 0.00^ 0.00^ 0.00^ 14.54^ 79.87& 299.8 $ 1384 $ 1631 $ 386.5 $ 52.49& 10.07^ 2
3 0.00^ 0.00^ 0.00^ 0.00^ 15.88^ 72.90& 282.1 $ 3571 $ 1646 $ 314.3 $ 48.59& 9.04^ 3
4 0.00^ 0.00^ 0.00^ 0.00^ 16.26^ 66.93& 264.0 & 7432 # 2070 $ 280.4 $ 46.15& 8.32^ 4
5 0.00^ 0.00^ 0.00^ 0.00^ 16.53^ 61.57& 245.4 & 6347 # 3008 $ 263.4 & 42.70^ 7.29^ 5
6 0.00^ 0.00^ 0.00^ 0.00^ 18.34^ 57.12& 231.3 & 3854 $ 3311 $ 250.3 & 40.79^ 6.69^ 6
7 0.00^ 0.00^ 0.00^ 0.00^ 20.35^ 53.89& 210.3 & 2230 $ 2889 $ 239.5 & 40.05^ 5.91^ 7
8 0.00^ 0.00^ 0.00^ 0.00^ 18.83^ 51.33& 177.8 & 1612 $ 2522 $ 233.5 & 60.27^ 5.24^ 8
9 0.00^ 0.00^ 0.00^ 0.00^ 17.64^ 53.24& 160.8 & 2081 $ 2229 $ 228.1 & 68.78& 5.18^ 9
10 0.00^ 0.00^ 0.00^ 0.00^ 19.41^ 61.99& 157.2 & 2379 $ 1909 $ 222.2 & 46.64^ 4.96^ 10
11 0.00^ 0.00^ 0.00^ 0.00^ 19.70^ 92.99& 171.5 & 2770 $ 1666 $ 215.5 & 38.43^ 4.56^ 11
12 0.00^ 0.00^ 0.00^ 0.00^ 27.49^ 217.3 & 234.4 & 1858 $ 1512 $ 206.2 & 34.16^ 4.22^ 12
13 0.00^ 0.00^ 0.00^ 0.00^ 34.62^ 616.3 $ 296.0 $ 1390 $ 1468 $ 197.5 & 31.25^ 4.10^ 13
14 0.00^ 0.00^ 0.00^ 0.00^ 37.51^ 824.6 $ 256.7 & 1340 $ 1699 $ 190.7 & 29.24^ 4.25^ 14
15 0.00^ 0.00^ 0.00^ 0.00^ 36.34^ 700.1 $ 254.0 & 1858 $ 2004 $ 186.3 & 27.36^ 4.13^ 15
16 0.00^ 0.00^ 0.00^ 0.00^ 41.76^ 516.9 $ 248.2 & 3952 $ 1719 $ 177.8 & 25.60^ 3.95^ 16
17 0.00^ 0.00^ 0.00^ 0.00^ 47.51& 416.1 $ 291.3 & 9355 # 1372 $ 167.7 & 23.89^ 3.92^ 17
18 0.00^ 0.00^ 0.00^ 0.00^ 45.88& 420.7 $ 336.8 $14745 " 1241 $ 160.9 & 23.82^ 4.27^ 18
19 0.00^ 0.00^ 0.00^ 0.00^ 44.94& 538.9 $ 333.4 $12038 " 1166 $ 155.8 & 22.58^ 4.13^ 19
20 0.00^ 0.00^ 0.00^ 0.00^ 41.84& 871.5 $ 377.4 $ 7428 # 1111 $ 141.5 & 21.77^ 3.90^ 20
21 0.00^ 0.00^ 0.00^ 0.00^ 41.55^ 796.9 $ 361.4 $ 5300 # 1062 $ 100.6 & 20.69^ 3.87^ 21
22 0.00^ 0.00^ 0.00^ 0.00^ 42.71^ 824.0 $ 316.4 $ 4027 # 804.5 $ 75.12& 20.19^ 4.08^ 22
23 0.00^ 0.00^ 0.00^ 0.00^ 43.67^ 657.8 $ 315.9 $ 3654 # 587.4 $ 65.45& 20.02^ 3.93^ 23
24 0.00^ 0.00^ 0.00^ 0.87^ 54.51& 508.5 $ 427.5 $ 3847 # 513.4 $ 68.03& 19.18^ 3.41^ 24
25 0.00^ 0.00^ 0.00^ 6.40^ 77.41& 467.4 $ 662.0 $ 3527 # 496.3 $ 73.75& 17.91^ 2.78^ 25
26 0.00^ 0.00^ 0.00^ 7.94^ 80.38& 494.1 $ 851.9 $ 3173 # 516.1 $ 71.79& 16.87^ 2.23^ 26
27 0.00^ 0.00^ 0.00^ 10.68^ 175.5 & 456.9 $ 685.7 $ 2899 $ 511.7 $ 80.67& 15.60^ 1.76^ 27
28 0.00^ 0.00^ 0.00^ 14.03^ 181.4 & 394.8 $ 551.3 $ 2660 $ 495.2 $ 85.42& 14.28^ 1.22^ 28
29 0.00^ 0.00^ 13.88^ 153.0 & 352.0 $ 500.4 $ 2461 $ 473.6 $ 76.75& 13.55^ 0.80^ 29
30 0.00^ 0.00^ 13.56^ 135.7 & 329.2 $ 587.2 $ 2285 $ 454.5 $ 68.26& 12.36^ 0.49^ 30
31 0.00^ 0.00^ 112.3 & 776.1 $ 2063 $ 62.80& 0.23^ 31
Mean 0.000^ 0.000^ 0.000^ 2.245^ 53.14 ^ 371.6 & 360.5 &4012 $1464 $ 176.8 & 31.73 ^ 4.516^
Median 0.000^ 0.000^ 0.000^ 0.000^ 41.55 ^ 405.4 & 299.8 &2899 $1490 $ 177.8 & 26.48 ^ 4.128^
Maximum 0.00^ 0.00^ 0.00^ 14.03^ 181.4 ^ 871.5 & 851.9 &14745 $ 3311 $ 433.4 & 68.78^ 11.07^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 14.00 ^ 51.33 & 157.2 & 853.2 $ 454.5 $ 62.80 & 12.36 ^ 0.227^
Total 0.0^ 0.0^ 0.0^ 67.4^ 1647 ^ 11149 & 11177 &124374 $ 43908 $ 5480 & 952.0^ 140.0^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 544.9 ^ " ... Relative Uncertainty +/-10%
Ann. Median 34.62 ^ # ... Relative Uncertainty +/-15%
Annual Total 198894 ^ $ ... Relative Uncertainty +/-20%
& ... Relative Uncertainty +/-30%
Maximum Minimum ^ ... Relative Uncertainty +/-50%
Daily 14745 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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 0.052^ 0.000^ 0.000^ 471.6 $ 383.0 $ 55.75 & 263.8 & 427.6 $ 155.4 & 59.02 & 6.675^ 0.000^ 1
2 0.005^ 0.000^ 0.000^ 795.1 $ 345.7 $ 91.48 & 241.7 & 364.5 $ 146.1 & 55.14 & 6.582^ 0.000^ 2
3 0.000^ 0.000^ 0.000^ 643.1 $ 320.3 $ 332.0 & 228.1 & 321.5 $ 147.7 & 51.90 & 6.288^ 0.000^ 3
4 0.000^ 0.000^ 0.000^ 411.4 $ 301.3 $ 252.6 & 238.1 & 376.0 $ 163.1 & 49.50 & 5.986^ 0.000^ 4
5 0.000^ 0.000^ 0.000^ 337.4 $ 286.1 $ 255.9 & 282.3 & 708.0 $ 185.5 & 46.25 & 5.601^ 0.000^ 5
6 0.000^ 0.000^ 0.000^ 279.1 & 275.1 $ 814.9 $ 415.1 $ 555.7 $ 222.4 & 44.25 & 5.236^ 0.000^ 6
7 0.000^ 0.000^ 0.000^ 216.0 & 273.6 $4044 $ 498.5 $ 441.3 $ 211.7 & 41.79 & 4.897^ 0.000^ 7
8 0.000^ 0.000^ 0.000^ 245.0 & 277.1 $4196 # 420.6 $ 395.4 $ 196.3 & 39.36 ^ 4.686^ 0.000^ 8
9 0.000^ 0.000^ 0.000^ 245.7 & 273.9 $2573 $ 346.8 $ 360.8 $ 184.2 & 36.17 ^ 4.458^ 0.000^ 9
10 0.000^ 0.000^ 0.000^ 510.7 $ 268.7 $1546 $ 314.3 $ 357.1 $ 156.7 & 33.02 ^ 3.883^ 0.000^ 10
11 0.000^ 0.000^ 0.000^ 442.3 $ 231.1 &1062 $ 297.4 $ 429.5 $ 134.8 & 29.94 ^ 3.437^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 385.1 $ 183.9 & 874.0 $ 280.4 $ 473.5 $ 120.1 & 27.45 ^ 3.615^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 393.3 $ 155.5 & 855.0 $ 266.6 & 654.8 $ 127.3 & 25.42 ^ 4.282^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 420.3 $ 112.1 & 700.7 $ 252.1 & 531.4 $ 244.0 & 23.66 ^ 4.036^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 430.2 $ 86.74 & 583.1 $ 239.7 & 437.6 $ 433.2 $ 21.78 ^ 3.774^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 414.7 $ 75.01 & 611.3 $ 235.9 & 463.5 $ 627.1 $ 20.00 ^ 3.290^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 399.8 $ 69.02 & 626.0 $ 220.7 & 663.5 $ 438.1 $ 18.36 ^ 2.817^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 378.4 $ 64.83 & 853.4 $ 199.9 &1089 $ 301.0 $ 16.62 ^ 2.597^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 358.4 $ 60.47 & 699.3 $ 195.5 & 675.8 $ 241.4 & 15.15 ^ 2.426^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 344.7 $ 56.27 & 528.5 $ 220.6 & 497.9 $ 197.6 & 13.90 ^ 2.278^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 332.4 $ 52.96 & 499.5 $ 348.1 & 415.8 $ 164.3 & 13.16 ^ 1.952^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 323.0 $ 50.01 & 627.5 $ 434.4 $ 354.3 $ 141.6 & 12.36 ^ 1.590^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 313.1 $ 47.90 & 587.5 $ 335.9 $ 310.0 $ 124.2 & 11.36 ^ 1.141^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 304.8 $ 47.29 & 479.7 $ 285.4 $ 275.9 $ 110.5 & 10.57 ^ 0.808^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 295.3 $ 47.38 & 453.1 $ 248.9 & 251.0 & 98.25 & 9.765^ 0.580^ 0.000^ 25
26 0.000^ 0.000^ 469.3 ^ 301.4 $ 46.50 & 424.5 $ 230.9 & 231.4 & 87.81 & 8.927^ 0.307^ 0.000^ 26
27 0.000^ 0.000^3024 $ 445.8 $ 45.16 & 386.8 $ 290.2 & 214.7 & 80.19 & 8.192^ 0.133^ 0.000^ 27
28 0.000^ 0.000^2617 $ 654.4 $ 43.51 & 360.8 $ 519.2 $ 200.0 & 74.83 & 7.792^ 0.046^ 0.000^ 28
29 0.000^ 697.6 $ 574.3 $ 42.48 & 328.2 $ 596.2 $ 185.8 & 69.07 & 7.511^ 0.008^ 0.000^ 29
30 0.000^ 330.8 & 451.6 $ 41.70 & 291.7 $ 457.6 $ 174.3 & 63.38 & 7.192^ 0.000^ 0.000^ 30
31 0.000^ 237.6 & 42.75 ^ 430.5 $ 164.7 & 6.835^ 0.000^ 31
Mean 0.002^ 0.000^ 237.9 ^ 404.0 & 148.6 ^ 866.5 & 317.3 & 419.4 & 188.3 & 24.91 ^ 3.114^ 0.000^
Median 0.000^ 0.000^ 0.000^ 389.2 & 75.01 ^ 585.3 & 282.3 & 395.4 & 156.1 & 20.00 ^ 3.364^ 0.000^
Maximum 0.052^ 0.000^3024 ^ 795.1 & 383.0 ^4196 & 596.2 &1089 & 627.1 & 59.02 ^ 6.675^ 0.000^
Minimum 0.000^ 0.000^ 0.000^ 216.0 & 41.70 ^ 55.75 & 195.5 & 164.7 & 63.38 & 6.835^ 0.000^ 0.000^
Total 0.06^ 0.00^ 7376 ^12119 & 4607 ^25994 & 9835 &13002 & 5648 & 772.3 ^ 93.41^ 0.00^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 217.7 ^ # ... Relative Uncertainty +/-15%
Ann. Median 50.01 ^ $ ... Relative Uncertainty +/-20%
Annual Total 79448 ^ & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 4196 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 22.96 ^ 65.43 & 487.6 $ 397.0 $ 43.33 & 7.642^ 2.217^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 27.01 ^ 64.90 & 646.6 $ 335.1 $ 46.18 & 7.182^ 1.983^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 35.47 ^ 57.76 & 918.4 $ 279.9 & 52.01 & 7.249^ 1.739^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 44.35 & 50.71 & 584.7 $ 242.0 & 63.00 & 6.481^ 1.568^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 45.78 & 46.72 & 473.3 $ 235.7 & 62.04 & 5.791^ 1.329^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 63.80 & 43.08 ^ 407.5 $ 290.6 & 87.41 & 5.389^ 0.898^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.066^ 63.98 & 42.81 & 453.0 $ 638.8 $ 90.88 & 4.800^ 0.476^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 48.19 ^ 53.32 & 42.74 &1054 $ 594.9 $ 75.11 & 6.525^ 0.174^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 43.23 ^ 62.12 & 45.98 &3307 $ 398.4 $ 63.95 & 6.546^ 0.070^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 34.01 ^ 134.0 & 49.02 &1252 $ 301.9 $ 55.02 & 5.856^ 0.012^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 27.21 ^ 90.01 & 66.21 & 828.4 $ 253.8 & 47.63 & 6.006^ 0.000^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 26.26 ^ 70.14 & 73.95 & 722.4 $ 226.6 & 42.39 ^ 5.691^ 0.000^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 24.92 ^ 68.77 & 135.8 & 643.0 $ 199.9 & 36.82 ^ 5.704^ 0.000^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 23.88 ^ 72.83 & 113.6 & 579.9 $ 170.7 & 32.02 ^ 5.532^ 0.000^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 23.18 ^ 67.54 & 88.23 & 575.4 $ 145.9 & 28.32 ^ 5.022^ 0.000^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 25.03 ^ 60.39 & 76.03 & 609.3 $ 127.3 & 26.14 ^ 4.247^ 0.000^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 30.08 ^ 55.11 & 70.09 & 532.8 $ 113.2 & 24.46 ^ 3.909^ 0.000^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 29.11 ^ 51.08 & 84.59 & 457.3 $ 100.9 & 22.73 ^ 3.958^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 24.91 ^ 47.37 & 145.5 & 474.0 $ 90.44 & 21.19 ^ 4.115^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 21.56 ^ 45.09 & 168.1 & 790.6 $ 81.22 & 19.80 ^ 4.778^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 19.50 ^ 42.72 ^ 277.7 & 570.9 $ 75.68 & 18.07 ^ 5.758^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 19.20 ^ 40.67 ^ 239.9 & 432.0 $ 69.78 & 16.85 ^ 5.081^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 18.73 ^ 38.59 ^ 212.9 & 422.7 $ 64.87 & 16.02 ^ 5.152^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 17.97 ^ 36.20 ^ 352.3 & 635.5 $ 60.00 & 15.29 ^ 4.911^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 17.18 ^ 34.64 ^ 874.1 $ 730.8 $ 56.17 & 14.38 ^ 4.377^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 16.03 ^ 35.61 ^ 669.7 $1172 $ 53.24 & 13.24 ^ 3.799^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 15.41 ^ 37.76 ^ 492.5 $ 880.9 $ 51.30 & 11.94 ^ 3.651^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 16.58 ^ 40.73 ^ 495.6 $ 606.6 $ 50.73 & 10.89 ^ 3.528^ 0.000^ 28
29 0.000^ 0.000^ 0.000^ 0.000^ 21.97 ^ 52.06 & 477.5 $ 518.3 $ 48.10 & 10.05 ^ 3.167^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 22.50 ^ 50.09 & 412.5 $ 468.9 $ 45.07 & 9.182^ 2.730^ 0.000^ 30
31 0.000^ 0.000^ 22.72 ^ 561.1 $ 414.0 $ 8.355^ 0.000^ 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 19.01 ^ 53.01 ^ 212.8 ^ 730.6 $ 193.3 & 34.99 ^ 5.153^ 0.338^
Median 0.000^ 0.000^ 0.000^ 0.000^ 21.56 ^ 48.73 ^ 88.23 ^ 584.7 $ 136.6 & 26.14 ^ 5.117^ 0.000^
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 48.19 ^ 134.0 ^ 874.1 ^3307 $ 638.8 & 90.88 ^ 7.642^ 2.217^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 22.96 ^ 42.74 ^ 407.5 $ 45.07 & 8.355^ 2.730^ 0.000^
Total 0.00^ 0.00^ 0.00^ 0.00^ 589.4 ^ 1590 ^ 6597 ^22650 $ 5799 & 1085 ^ 154.6 ^ 10.47^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 105.1 ^ $ ... Relative Uncertainty +/-20%
Ann. Median 6.244^ & ... Relative Uncertainty +/-30%
Annual Total 38475 ^ ^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 3307 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York 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^ 5.853^ 15.27 ^ 222.2 & 585.1 $ 103.9 & 18.85 ^ 4.561^ 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 5.979^ 14.07 ^ 179.5 & 478.7 $ 91.31 & 17.11 ^ 4.072^ 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 5.929^ 16.60 ^ 178.6 & 403.3 $ 81.92 & 15.81 ^ 3.754^ 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.516^ 15.11 ^ 250.5 & 344.0 $ 76.04 & 14.58 ^ 3.246^ 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.290^ 19.91 ^ 693.1 $ 312.8 $ 72.12 & 17.46 ^ 2.789^ 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 6.752^ 22.18 ^ 756.1 $ 339.0 $ 68.42 & 51.69 ^ 2.541^ 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 7.350^ 42.38 ^ 542.1 $ 807.8 $ 66.53 & 86.81 ^ 2.231^ 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.351^ 65.49 & 433.3 $1370 $ 65.68 & 257.5 & 1.937^ 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.748^ 54.32 & 420.8 $ 752.3 $ 66.22 & 133.6 & 1.522^ 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.798^ 47.14 & 729.9 $ 573.3 $ 63.76 & 93.57 & 1.146^ 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.960^ 49.13 &1861 $ 464.7 $ 58.42 & 66.73 & 0.905^ 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 10.55 ^ 48.31 &2443 $ 378.2 $ 52.83 & 49.90 & 0.533^ 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 10.25 ^ 43.52 &1598 $ 321.3 $ 47.70 & 39.15 ^ 0.236^ 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 10.22 ^ 48.88 &1160 $ 288.2 $ 44.80 & 30.96 ^ 0.125^ 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.517^ 51.04 & 832.9 $ 278.8 $ 41.36 ^ 26.12 ^ 0.120^ 15
16 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.860^ 56.92 & 783.1 $ 418.3 $ 38.17 ^ 22.98 ^ 0.043^ 16
17 0.000^ 0.000^ 0.000^ 0.000^ 0.004^ 10.40 ^ 60.15 & 617.3 $ 550.4 $ 35.42 ^ 20.40 ^ 0.004^ 17
18 0.000^ 0.000^ 0.000^ 0.000^ 0.250^ 10.36 ^ 61.08 & 470.2 $ 442.4 $ 32.45 ^ 17.78 ^ 0.000^ 18
19 0.000^ 0.000^ 0.000^ 0.000^ 0.961^ 9.497^ 56.85 & 398.0 $ 381.8 $ 29.48 ^ 15.39 ^ 0.000^ 19
20 0.000^ 0.000^ 0.000^ 0.000^ 1.734^ 10.15 ^ 54.52 & 463.8 $ 358.2 $ 29.12 ^ 14.25 ^ 0.000^ 20
21 0.000^ 0.000^ 0.000^ 0.000^ 2.303^ 10.04 ^ 54.00 &1372 $ 313.3 $ 29.54 ^ 13.04 ^ 0.000^ 21
22 0.000^ 0.000^ 0.000^ 0.000^ 2.662^ 10.33 ^ 65.98 &1954 $ 264.6 & 30.02 ^ 11.83 ^ 0.000^ 22
23 0.000^ 0.000^ 0.000^ 0.000^ 3.369^ 11.04 ^ 75.11 &1231 $ 231.5 & 32.62 ^ 10.10 ^ 0.000^ 23
24 0.000^ 0.000^ 0.000^ 0.000^ 4.156^ 11.20 ^ 102.7 & 849.1 $ 206.0 & 38.51 ^ 8.844^ 0.000^ 24
25 0.000^ 0.000^ 0.000^ 0.000^ 4.857^ 12.46 ^ 218.4 &1015 $ 183.2 & 35.14 ^ 7.833^ 0.000^ 25
26 0.000^ 0.000^ 0.000^ 0.000^ 5.016^ 15.15 ^ 520.0 $3857 $ 163.6 & 32.78 ^ 7.271^ 0.000^ 26
27 0.000^ 0.000^ 0.000^ 0.000^ 4.466^ 17.96 ^ 474.1 $4275 # 148.3 & 29.72 ^ 6.484^ 0.000^ 27
28 0.000^ 0.000^ 0.000^ 0.000^ 3.987^ 18.35 ^ 391.3 $2363 $ 133.0 & 27.06 ^ 5.923^ 0.000^ 28
29 0.000^ 0.000^ 0.000^ 4.090^ 18.06 ^ 348.5 $1410 $ 120.2 & 24.46 ^ 5.468^ 0.000^ 29
30 0.000^ 0.000^ 0.000^ 5.542^ 16.89 ^ 363.0 $ 999.6 $ 112.6 & 22.03 ^ 5.006^ 0.000^ 30
31 0.000^ 0.000^ 6.183^ 308.0 & 761.5 $ 20.55 ^ 0.000^ 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 1.599^ 10.43 ^ 121.4 ^1133 & 390.8 & 48.00 ^ 36.41 ^ 0.960^
Median 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 10.09 ^ 54.52 ^ 783.1 & 341.5 & 38.51 ^ 17.28 ^ 0.043^
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 6.183^ 18.35 ^ 520.0 ^4275 &1370 & 103.9 ^ 257.5 ^ 4.561^
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 5.853^ 14.07 ^ 178.6 & 112.6 & 20.55 ^ 5.006^ 0.000^
Total 0.00^ 0.00^ 0.00^ 0.00^ 49.58^ 312.8 ^ 3764 ^35120 &11725 & 1488 ^ 1092 ^ 29.77^
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 146.8 ^ # ... Relative Uncertainty +/-15%
Ann. Median 5.542^ $ ... Relative Uncertainty +/-20%
Annual Total 53582 ^ & ... Relative Uncertainty +/-30%
^ ... Relative Uncertainty +/-50%
Maximum Minimum
Daily 4275 ^ 0.000^
Department of Water and Environmental Regulation HYDAY V146 Output 13/08/2026
Site 615024 Avon River - Balladong St York Year 2026
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^ 11.34 ^ 63.61 & 32.98 ^ [ ] [ ] [ ] [ ] 1
2 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 13.76 ^ 65.51 & 31.50 ^ [ ] [ ] [ ] [ ] 2
3 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 15.22 ^ 72.20 & 30.50 ^ [ ] [ ] [ ] [ ] 3
4 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 14.39 ^ 68.93 & 30.66 ^ [ ] [ ] [ ] [ ] 4
5 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.35 ^ 63.64 & 30.32 ^ [ ] [ ] [ ] [ ] 5
6 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.340^ 56.57 & 30.42 ^ [ ] [ ] [ ] [ ] 6
7 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.755^ 51.14 & 31.40 ^ [ ] [ ] [ ] [ ] 7
8 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.222^ 46.96 & 35.20 ^ [ ] [ ] [ ] [ ] 8
9 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.005^ 43.86 & 42.53 ^ [ ] [ ] [ ] [ ] 9
10 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.612^ 42.64 ^ 49.24 & [ ] [ ] [ ] [ ] 10
11 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 9.945^ 39.13 ^ 52.97 & [ ] [ ] [ ] [ ] 11
12 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 10.20 ^ 37.26 ^ [ ] [ ] [ ] [ ] [ ] 12
13 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 10.69 ^ 35.05 ^ [ ] [ ] [ ] [ ] [ ] 13
14 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 12.32 ^ 32.98 ^ [ ] [ ] [ ] [ ] [ ] 14
15 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 15.07 ^ 31.23 ^ [ ] [ ] [ ] [ ] [ ] 15
16 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 24.73 ^ 30.45 ^ [ ] [ ] [ ] [ ] [ ] 16
17 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 26.87 ^ 32.51 ^ [ ] [ ] [ ] [ ] [ ] 17
18 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 27.38 ^ 44.80 ^ [ ] [ ] [ ] [ ] [ ] 18
19 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 27.66 ^ 66.16 & [ ] [ ] [ ] [ ] [ ] 19
20 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 26.86 ^ 50.14 & [ ] [ ] [ ] [ ] [ ] 20
21 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 26.47 ^ 54.04 & [ ] [ ] [ ] [ ] [ ] 21
22 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 25.11 ^ 57.20 & [ ] [ ] [ ] [ ] [ ] 22
23 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 23.25 ^ 59.87 & [ ] [ ] [ ] [ ] [ ] 23
24 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 22.81 ^ 54.73 & [ ] [ ] [ ] [ ] [ ] 24
25 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 21.71 ^ 49.34 & [ ] [ ] [ ] [ ] [ ] 25
26 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 23.96 ^ 47.21 & [ ] [ ] [ ] [ ] [ ] 26
27 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 28.97 ^ 43.89 & [ ] [ ] [ ] [ ] [ ] 27
28 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 42.42 ^ 40.97 ^ [ ] [ ] [ ] [ ] [ ] 28
29 0.000^ 0.000^ 0.000^ 0.000^ 43.48 ^ 38.79 ^ [ ] [ ] [ ] [ ] [ ] 29
30 0.000^ 0.000^ 0.000^ 0.145^ 42.99 ^ 36.43 ^ [ ] [ ] [ ] [ ] [ ] 30
31 0.000^ 0.000^ 5.162^ 34.54 ^ [ ] [ ] [ ] 31
Mean 0.000^ 0.000^ 0.000^ 0.000^ 0.171^ 20.13 ^ 48.12 ^ 36.16 ^ [ ] [ ] [ ] [ ]
Median 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 18.47 ^ 46.96 ^ 31.50 ^ [ ] [ ] [ ] [ ]
Maximum 0.000^ 0.000^ 0.000^ 0.000^ 5.162^ 43.48 ^ 72.20 ^ 52.97 ^ [ ] [ ] [ ] [ ]
Minimum 0.000^ 0.000^ 0.000^ 0.000^ 0.000^ 8.340^ 30.45 ^ 30.32 ^ [ ] [ ] [ ] [ ]
Total 0.000^ 0.000^ 0.000^ 0.000^ 5.307^ 603.9 ^1492 ^ 397.7 ^ [ ] [ ] [ ] [ ]
Missing Days 0 0 0 0 0 0 0 20 30 31 30 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 11.20 ^ & ... Relative Uncertainty +/-30%
Ann. Median 0.000^ [ ... Not Available
Annual Total 2499 ^ ^ ... Relative Uncertainty +/-50%
Missing Days 142
Maximum Minimum
Daily 72.20 ^ 0.000^