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Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 276.4 " 375.2 " 212.2 " 52.79 & 58.73 & 1
2 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 250.5 " 532.0 " 204.1 " 50.15 & 55.54 & 2
3 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 226.8 " 661.8 " 195.8 " 49.31 & 52.60 & 3
4 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 368.9 " 687.7 " 172.1 " 48.59 & 49.83 & 4
5 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 607.8 " 646.1 " 151.9 " 47.17 & 48.97 & 5
6 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 792.8 " 706.7 " 137.0 " 45.70 & 50.90 & 6
7 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 871.8 " 722.3 " 123.7 " 45.82 & 51.59 & 7
8 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 833.5 " 696.7 " 122.4 " 44.54 & 51.31 & 8
9 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 837.8 " 646.2 " 137.2 " 44.03 & 49.49 & 9
10 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1074 " 600.7 " 220.9 " 43.32 & 45.42 & 10
11 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1184 " 587.1 " 231.9 " 41.16 & 41.46 & 11
12 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1045 " 664.5 " 225.6 " 40.48 & 37.14 & 12
13 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 843.3 " 714.8 " 196.5 " 43.16 & 32.48 & 13
14 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 724.6 " 708.3 " 164.5 " 45.14 & 32.06 & 14
15 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 866.2 " 650.0 " 131.9 " 45.31 & 29.21 & 15
16 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 1016 " 579.2 " 114.5 " 44.57 & 28.74 & 16
17 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 946.9 " 515.8 " 103.8 " 45.01 & 27.91 & 17
18 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 787.4 " 445.9 " 95.57 " 43.43 & 27.24 & 18
19 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 665.4 " 406.6 " 91.05 " 41.65 & 27.99 & 19
20 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 580.3 " 396.1 " 89.04 " 43.47 & 27.39 & 20
21 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 524.2 " 382.9 " 81.50 " 76.43 & 26.62 & 21
22 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 476.1 " 356.9 " 74.17 " 108.1 # 26.77 & 22
23 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 427.3 " 324.8 " 69.88 " 127.5 # 25.21 & 23
24 [ ] [ ] [ ] [ ] [ ] [ ] [ ] 384.8 " 323.9 " 65.13 & 96.10 # 22.20 & 24
25 [ ] [ ] [ ] [ ] [ ] [ ] 244.9 " 345.0 " 311.2 " 59.96 & 78.18 # 19.35 & 25
26 [ ] [ ] [ ] [ ] [ ] [ ] 283.4 " 313.4 " 309.4 " 57.10 & 73.00 # 18.09 & 26
27 [ ] [ ] [ ] [ ] [ ] [ ] 335.2 " 334.6 " 283.7 " 58.28 & 68.80 # 17.33 & 27
28 [ ] [ ] [ ] [ ] [ ] [ ] 343.3 " 415.3 " 262.6 " 59.83 & 67.93 & 17.28 & 28
29 [ ] [ ] [ ] [ ] [ ] 350.1 " 420.4 " 245.1 " 57.85 & 62.97 & 16.26 & 29
30 [ ] [ ] [ ] [ ] [ ] 331.8 " 421.3 " 226.9 " 55.95 & 60.47 & 14.52 & 30
31 [ ] [ ] [ ] 300.3 " 387.3 " 54.07 & 15.81 & 31
Mean [ ] [ ] [ ] [ ] [ ] [ ] 312.7 " 620.9 " 499.0 " 123.1 & 57.47 & 33.72 &
Median [ ] [ ] [ ] [ ] [ ] [ ] 331.8 " 580.3 " 523.9 " 114.5 & 46.50 & 28.74 &
Maximum [ ] [ ] [ ] [ ] [ ] [ ] 350.1 "1184 " 722.3 " 231.9 & 127.5 & 58.73 &
Minimum [ ] [ ] [ ] [ ] [ ] [ ] 244.9 " 226.8 " 226.9 " 54.07 & 40.48 & 14.52 &
Total [ ] [ ] [ ] [ ] [ ] [ ] 2189 "19249 "14971 " 3816 & 1724 & 1045 &
Missing Days 31 28 31 30 31 30 24 0 0 0 0 0
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 268.7 & " ... Relative Uncertainty +/-10%
Ann. Median 134.5 & # ... Relative Uncertainty +/-15%
Annual Total 42994 & & ... Relative Uncertainty +/-30%
Missing Days 205 [ ... Not Available
Maximum Minimum
Daily 1184 & 14.52 &
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 15.75 & 13.19 & 11.25 & 32.84 & 43.26 & 71.55 " 169.5 " 324.0 "1241 $ 768.8 " 73.36 " 38.65 & 1
2 14.40 & 13.30 & 12.80 & 24.20 & 40.14 & 68.98 " 149.2 " 364.4 "1339 $ 807.3 " 67.23 " 49.64 & 2
3 14.17 & 13.63 & 13.73 & 21.15 & 38.42 & 66.94 " 132.8 " 378.5 "2066 $ 742.8 " 66.44 " 52.76 & 3
4 13.21 & 13.72 & 14.95 & 20.87 & 37.82 & 75.42 " 186.2 " 331.2 "3153 $ 644.9 " 65.23 & 51.91 & 4
5 12.36 & 14.70 & 13.85 & 21.74 & 41.63 & 138.5 " 278.0 " 338.0 "2729 $ 568.6 " 64.41 & 47.04 & 5
6 11.83 & 14.28 & 14.32 & 20.79 & 44.38 & 140.8 " 402.2 " 387.5 "1752 $ 511.0 " 70.03 " 41.15 & 6
7 11.62 & 13.61 & 12.04 & 20.86 & 45.64 & 135.2 " 492.9 " 386.5 "1161 $ 451.8 " 71.41 " 35.16 & 7
8 10.91 & 14.01 & 11.18 & 21.99 & 47.06 & 211.3 " 491.1 " 383.5 " 869.2 " 402.9 " 68.44 " 32.03 & 8
9 10.02 & 13.48 & 17.62 & 21.42 & 77.23 & 234.0 " 451.5 " 345.0 " 671.4 " 347.1 " 65.83 " 30.35 & 9
10 12.98 & 12.74 & 26.25 & 23.03 & 95.64 " 285.6 " 353.7 " 321.5 " 584.1 " 294.6 " 62.77 & 27.83 & 10
11 12.36 & 12.10 & 31.21 & 26.82 & 82.31 " 340.9 " 276.7 " 351.0 " 538.3 " 258.5 " 56.79 & 28.39 & 11
12 11.26 & 10.81 & 31.33 & 29.11 & 74.42 " 355.7 " 207.7 " 359.4 " 528.5 " 216.9 " 52.74 & 28.27 & 12
13 11.10 & 12.26 & 24.10 & 29.51 & 65.95 & 355.2 " 168.1 " 340.7 " 576.6 " 199.6 " 48.36 & 28.80 & 13
14 11.89 & 13.71 & 19.82 & 29.25 & 60.29 & 308.8 " 134.9 " 305.0 " 523.7 " 199.6 " 46.98 & 27.54 & 14
15 11.35 & 12.45 & 17.77 & 29.11 & 60.12 & 258.0 " 112.1 " 267.7 " 490.1 " 186.0 " 47.89 & 26.57 & 15
16 12.60 & 13.07 & 16.63 & 29.18 & 60.35 & 211.2 " 100.1 " 259.7 " 440.7 " 196.5 " 47.12 & 25.06 & 16
17 14.28 & 11.02 & 16.07 & 31.14 & 58.12 & 174.3 " 94.54 " 253.8 " 415.0 " 277.9 " 45.12 & 23.65 & 17
18 14.21 & 9.271& 15.62 & 32.41 & 57.66 & 154.1 " 114.7 " 358.7 " 443.1 " 330.6 " 45.16 & 21.85 & 18
19 13.52 & 9.705& 14.78 & 33.72 & 56.48 & 140.0 " 153.8 " 529.7 " 456.6 " 342.0 " 55.07 & 21.06 & 19
20 13.11 & 10.90 & 48.28 & 35.73 & 54.62 & 140.0 " 172.0 " 560.7 " 457.6 " 316.5 " 43.14 & 19.92 & 20
21 12.43 & 11.87 & 75.93 " 36.02 & 59.19 & 127.8 " 177.0 " 574.9 " 625.1 " 269.1 " 41.59 & 19.31 & 21
22 13.37 & 13.48 & 58.53 & 37.59 & 69.93 " 115.6 " 190.4 " 564.4 " 870.4 " 215.6 " 39.45 & 18.72 & 22
23 13.69 & 12.59 & 42.54 & 42.39 & 70.40 " 108.4 " 192.7 " 508.1 "1171 " 179.2 " 39.73 & 19.56 & 23
24 13.84 & 11.78 & 34.92 & 49.14 & 74.55 " 100.3 " 170.3 " 584.1 "1222 " 149.1 " 40.26 & 19.09 & 24
25 13.96 & 11.52 & 30.35 & 49.15 & 70.19 " 106.2 " 169.1 " 553.2 "1118 " 135.8 " 39.68 & 20.55 & 25
26 13.44 & 14.18 & 31.60 & 49.64 & 74.07 " 146.6 " 248.6 " 525.1 " 995.9 " 126.7 " 41.28 & 20.88 & 26
27 12.83 & 13.97 & 33.47 & 46.70 & 84.68 " 230.4 " 289.8 " 486.6 " 906.0 " 114.4 " 40.07 & 20.54 & 27
28 13.22 & 12.32 & 32.76 & 47.22 & 98.75 " 277.4 " 286.3 " 449.6 " 883.6 " 98.79 " 38.16 & 20.11 & 28
29 12.90 & 30.93 & 49.16 & 98.91 " 249.0 " 243.9 " 532.9 " 783.0 " 88.03 " 36.02 & 18.46 & 29
30 13.00 & 28.76 & 46.23 & 89.96 " 203.3 " 196.5 " 876.5 " 756.2 " 81.13 " 33.15 & 17.72 & 30
31 13.70 & 35.94 & 79.81 " 205.4 "1174 " 76.51 " 17.46 & 31
Mean 12.88 & 12.63 & 26.43 & 32.94 & 64.90 & 184.4 " 226.2 " 450.8 " 992.3 $ 309.6 " 51.76 & 28.07 &
Median 13.00 & 12.90 & 24.10 & 30.32 & 60.35 & 150.3 " 190.4 " 383.5 " 826.1 $ 258.5 " 47.50 & 25.06 &
Maximum 15.75 & 14.70 & 75.93 & 49.64 & 98.91 & 355.7 " 492.9 "1174 "3153 $ 807.3 " 73.36 & 52.76 &
Minimum 10.02 & 9.271& 11.18 & 20.79 & 37.82 & 66.94 " 94.54 " 253.8 " 415.0 $ 76.51 " 33.15 & 17.46 &
Total 399.3 & 353.7 & 819.3 & 988.1 & 2012 & 5531 " 7012 "13976 "29769 $ 9598 " 1553 & 870.0 &
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 199.7 & " ... Relative Uncertainty +/-10%
Ann. Median 59.19 & $ ... Relative Uncertainty +/-20%
Annual Total 72882 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 3153 & 9.271&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 18.42 & 10.18 & 6.668& 9.084& 19.77 & 94.31 " 712.3 " 589.9 " 859.6 " 620.1 " 161.5 " 44.94 & 1
2 17.62 & 12.03 & 5.858& 8.785& 20.04 & 87.67 " 609.0 " 525.3 " 752.5 " 596.1 " 140.5 " 44.72 & 2
3 16.66 & 11.45 & 5.607& 9.074& 21.36 & 81.16 " 587.1 " 464.6 " 882.9 " 562.9 " 129.0 " 44.06 & 3
4 15.61 & 12.04 & 6.591& 10.38 & 21.83 & 88.79 " 669.9 " 414.3 "1219 $ 497.7 " 120.7 " 42.42 & 4
5 14.84 & 11.70 & 7.294& 10.69 & 28.82 & 82.88 " 862.8 " 375.0 "1422 $ 422.8 " 116.2 " 40.28 & 5
6 14.81 & 11.45 & 7.401& 10.72 & 39.45 & 73.57 "1171 " 443.6 "1223 $ 369.4 " 103.2 " 39.53 & 6
7 14.52 & 9.896& 8.568& 10.68 & 32.82 & 63.01 &1153 " 531.6 "1023 " 380.4 " 98.48 " 38.05 & 7
8 14.65 & 8.776& 10.01 & 10.45 & 29.03 & 59.27 &1051 " 533.9 " 849.3 " 634.1 " 99.50 " 38.77 & 8
9 13.91 & 9.583& 11.48 & 10.90 & 27.80 & 61.74 & 858.2 " 519.3 " 719.2 " 853.3 " 100.1 " 37.91 & 9
10 15.04 & 9.741& 10.69 & 19.00 & 34.54 & 64.87 & 716.8 " 545.3 " 652.4 "1101 " 95.73 " 36.68 & 10
11 14.53 & 9.551& 9.822& 23.86 & 38.18 & 104.6 " 615.9 " 794.9 " 715.1 "1014 " 88.15 " 35.72 & 11
12 13.18 & 8.835& 9.430& 23.49 & 33.91 & 200.8 " 539.6 "1030 " 761.5 " 894.3 " 81.51 " 35.71 & 12
13 13.34 & 8.544& 9.083& 25.85 & 32.19 & 228.0 " 541.4 "1172 " 814.1 " 785.6 " 79.31 " 42.00 & 13
14 12.20 & 8.704& 9.037& 26.55 & 30.91 & 217.8 " 803.3 " 987.3 "1150 $1252 $ 77.31 " 45.00 & 14
15 11.58 & 9.180& 9.972& 26.38 & 29.72 & 183.8 "1381 $ 829.1 "2494 $1764 $ 76.03 " 47.54 & 15
16 11.22 & 8.380& 9.806& 25.73 & 28.09 & 226.0 "1821 $ 769.7 "2942 $1732 $ 76.60 " 43.85 & 16
17 10.63 & 8.477& 9.366& 25.07 & 27.43 & 274.9 "1842 $ 675.8 "2165 $1407 $ 78.24 " 40.05 & 17
18 11.03 & 8.659& 9.401& 24.64 & 26.59 & 353.5 "1997 $ 758.0 "1456 $1105 " 83.65 " 37.01 & 18
19 10.32 & 8.112& 9.549& 24.08 & 28.65 & 536.6 "1938 $1018 "1145 $ 890.7 " 86.54 " 35.80 & 19
20 9.449& 7.842& 10.87 & 19.71 & 37.56 & 691.6 "1613 $1184 " 933.4 " 721.9 " 80.89 " 38.92 & 20
21 9.057& 8.146& 12.42 & 18.80 & 42.28 & 777.2 "1300 $1082 " 846.0 " 589.9 " 81.21 " 40.32 & 21
22 9.743& 8.406& 12.09 & 18.50 & 42.41 & 701.2 "1062 " 877.1 " 780.1 " 501.2 " 75.31 " 39.86 & 22
23 11.35 & 8.044& 12.75 & 19.74 & 38.26 & 668.4 " 893.6 " 722.2 " 704.2 " 438.9 " 70.86 " 35.96 & 23
24 12.17 & 8.010& 18.05 & 19.87 & 33.28 & 649.2 " 762.0 " 722.6 " 628.4 " 394.6 " 66.63 & 31.73 & 24
25 12.85 & 7.104& 16.35 & 19.87 & 33.27 & 801.5 " 700.3 " 839.7 " 553.6 " 340.9 " 61.51 & 28.71 & 25
26 12.53 & 6.720& 18.96 & 20.20 & 38.22 &1030 $ 755.3 " 939.5 " 511.4 " 308.4 " 60.50 & 26.72 & 26
27 15.16 & 6.340& 18.27 & 19.98 & 84.42 &1334 $ 754.8 " 914.4 " 495.5 " 284.3 " 54.80 & 24.62 & 27
28 11.97 & 6.628& 17.10 & 19.98 & 154.9 "1093 " 791.7 " 895.7 " 560.2 " 263.0 " 51.83 & 22.08 & 28
29 8.891& 13.54 & 19.45 & 179.5 " 907.6 " 785.3 "1037 " 541.7 " 235.8 " 48.54 & 20.81 & 29
30 9.567& 10.78 & 19.38 & 142.3 " 795.8 " 744.8 "1177 " 579.1 " 201.7 " 46.63 & 21.05 & 30
31 9.896& 9.636& 105.9 " 669.3 "1057 " 175.5 " 20.16 & 31
Mean 12.80 & 9.019& 10.85 & 18.36 & 47.85 & 417.8 & 990.4 $ 787.9 "1013 $ 688.3 $ 86.36 & 36.16 &
Median 12.53 & 8.682& 9.822& 19.73 & 33.27 & 227.0 & 791.7 $ 794.9 " 830.1 $ 589.9 $ 81.05 & 38.05 &
Maximum 18.42 & 12.04 & 18.96 & 26.55 & 179.5 &1334 &1997 $1184 "2942 $1764 $ 161.5 & 47.54 &
Minimum 8.891& 6.340& 5.607& 8.785& 19.77 & 59.27 & 539.6 $ 375.0 " 495.5 $ 175.5 $ 46.63 & 20.16 &
Total 396.7 & 252.5 & 336.5 & 550.9 & 1483 &12533 &30703 $24426 "30378 $21338 $ 2591 & 1121 &
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 345.5 & " ... Relative Uncertainty +/-10%
Ann. Median 60.50 & $ ... Relative Uncertainty +/-20%
Annual Total 126110 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 2942 & 5.607&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 19.31 & 19.58 & 11.52 & 18.81 & 85.20 " 46.88 & 289.8 " 516.4 " 976.4 " 176.1 " 58.54 & 42.99 & 1
2 18.28 & 18.98 & 11.29 & 19.43 & 69.74 " 51.46 & 464.6 " 565.8 "1022 " 158.6 " 57.91 & 40.50 & 2
3 16.89 & 19.02 & 10.47 & 22.14 & 64.54 & 51.11 & 513.1 " 608.9 " 955.3 " 136.0 " 55.54 & 37.47 & 3
4 14.72 & 20.24 & 9.542& 22.99 & 57.39 & 48.70 & 746.4 " 605.0 " 812.1 " 117.3 " 53.71 & 33.82 & 4
5 13.65 & 19.05 & 9.568& 22.05 & 52.65 & 43.18 &1055 " 624.5 " 716.9 " 114.1 " 52.87 & 33.43 & 5
6 13.36 & 17.35 & 8.415& 22.58 & 51.80 & 40.81 &1209 $ 712.1 " 970.2 " 135.4 " 50.29 & 32.47 & 6
7 13.96 & 15.72 & 8.146& 23.47 & 54.75 & 39.81 &1012 " 819.7 "1244 $ 139.0 " 53.47 & 31.40 & 7
8 14.08 & 17.22 & 7.524& 22.72 & 55.49 & 39.02 & 767.2 " 912.5 "1320 $ 137.2 " 68.82 & 30.22 & 8
9 14.55 & 30.69 & 7.672& 22.16 & 54.77 & 38.18 & 623.7 " 915.3 "1034 " 130.7 " 76.45 " 27.91 & 9
10 15.21 & 32.00 & 9.484& 21.00 & 54.69 & 41.82 & 587.4 " 825.1 " 793.8 " 116.1 " 79.85 " 27.23 & 10
11 14.51 & 32.65 & 12.10 & 20.23 & 78.74 & 42.15 & 692.0 " 693.4 " 651.9 " 101.7 " 75.74 " 24.13 & 11
12 21.48 & 31.97 & 14.98 & 19.90 & 140.7 " 43.20 & 653.8 " 585.1 " 564.6 " 108.5 " 65.75 & 21.18 & 12
13 20.33 & 29.04 & 14.64 & 20.50 & 221.5 " 45.59 & 670.2 " 519.7 " 552.5 " 106.0 " 57.59 & 19.98 & 13
14 18.76 & 25.69 & 13.56 & 23.35 & 191.2 " 66.29 & 710.6 " 446.6 " 467.8 " 105.2 " 58.13 & 18.60 & 14
15 22.71 & 22.88 & 20.16 & 24.66 & 147.5 " 97.08 " 821.4 " 396.5 " 514.6 " 104.4 " 55.92 & 17.05 & 15
16 57.05 & 21.24 & 19.36 & 24.43 & 107.5 " 94.29 " 868.6 " 461.6 " 466.1 " 100.6 " 51.32 & 16.64 & 16
17 62.09 & 20.61 & 19.53 & 27.38 & 86.09 " 83.88 " 999.8 " 597.9 " 443.8 " 92.74 " 48.47 & 15.96 & 17
18 58.70 & 19.51 & 19.46 & 31.88 & 73.48 " 73.45 "1178 " 644.1 " 411.0 " 83.01 " 44.70 & 14.43 & 18
19 50.95 & 18.02 & 19.94 & 32.51 & 66.69 & 107.4 "1287 $ 614.9 " 371.2 " 79.12 " 40.47 & 14.08 & 19
20 41.37 & 16.93 & 19.27 & 32.20 & 60.25 & 288.2 "1289 $ 536.9 " 334.0 " 75.82 " 36.60 & 14.96 & 20
21 35.47 & 15.78 & 19.67 & 32.09 & 53.16 & 364.4 "1155 " 465.0 " 299.9 " 80.21 " 34.00 & 19.17 & 21
22 31.84 & 15.36 & 22.52 & 37.01 & 48.67 & 337.1 " 999.9 " 402.6 " 278.8 " 85.18 " 31.41 & 18.75 & 22
23 30.22 & 15.46 & 25.02 & 39.52 & 48.36 & 291.6 " 955.0 " 356.6 " 251.5 " 86.84 " 29.98 & 20.94 & 23
24 29.87 & 14.46 & 26.11 & 38.84 & 49.06 & 262.6 " 899.8 " 379.7 " 233.4 " 85.55 " 29.20 & 23.33 & 24
25 27.69 & 14.28 & 25.68 & 45.25 & 49.14 & 279.0 " 798.9 " 394.2 " 224.6 " 79.49 " 28.91 & 21.67 & 25
26 26.40 & 12.89 & 24.00 & 62.17 & 48.45 & 321.5 " 673.5 " 507.2 " 192.5 " 71.72 " 29.32 & 19.37 & 26
27 24.61 & 11.86 & 22.88 & 75.51 & 46.77 & 321.0 " 580.1 " 519.0 " 185.4 " 69.31 " 35.14 & 17.56 & 27
28 23.59 & 11.18 & 21.75 & 98.43 " 44.41 & 291.0 " 576.7 " 530.9 " 180.4 " 65.35 & 41.90 & 15.50 & 28
29 21.87 & 11.25 & 21.77 & 111.3 " 43.51 & 242.2 " 573.6 " 599.5 " 182.0 " 61.10 & 47.11 & 16.67 & 29
30 21.00 & 20.97 & 102.3 " 41.49 & 188.7 " 538.9 " 677.7 " 197.8 " 61.54 & 46.31 & 15.48 & 30
31 30.82 & 19.97 & 41.12 & 527.5 " 856.8 " 59.88 & 14.86 & 31
Mean 26.62 & 19.69 & 16.68 & 37.23 & 73.84 & 142.7 & 797.4 $ 590.0 " 561.6 $ 100.8 & 49.85 & 23.15 &
Median 21.87 & 18.98 & 19.36 & 24.55 & 54.77 & 78.66 & 746.4 $ 585.1 " 466.9 $ 100.6 & 50.80 & 19.98 &
Maximum 62.09 & 32.65 & 26.11 & 111.3 & 221.5 & 364.4 &1289 $ 915.3 "1320 $ 176.1 & 79.85 & 42.99 &
Minimum 13.36 & 11.18 & 7.524& 18.81 & 41.12 & 38.18 & 289.8 $ 356.6 " 180.4 $ 59.88 & 28.91 & 14.08 &
Total 825.3 & 570.9 & 517.0 & 1117 & 2289 & 4282 &24719 $18291 "16848 $ 3124 & 1495 & 717.8 &
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 204.4 & " ... Relative Uncertainty +/-10%
Ann. Median 51.63 & $ ... Relative Uncertainty +/-20%
Annual Total 74796 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 1320 & 7.524&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 14.30 & 9.469& 5.953& 7.189& 17.10 & 45.89 & 74.04 " 45.52 & 166.8 " 407.8 " 51.60 & 29.68 & 1
2 13.29 & 9.648& 5.266& 6.647& 16.62 & 46.82 & 85.54 " 46.00 & 153.6 " 426.2 " 48.62 & 34.80 & 2
3 11.88 & 7.869& 5.719& 6.884& 16.82 & 45.70 & 101.2 # 54.84 & 143.9 " 425.7 " 45.70 & 36.20 & 3
4 10.52 & 8.240& 6.509& 8.259& 16.25 & 52.32 & 97.70 # 76.75 & 130.4 " 359.6 " 43.58 & 59.09 & 4
5 10.32 & 7.110& 5.372& 8.281& 13.45 & 62.29 & 78.80 # 84.70 " 120.7 " 288.1 " 41.53 & 83.26 " 5
6 9.099& 6.003& 3.672& 7.813& 37.33 & 62.65 & 64.55 & 103.8 " 157.3 " 207.8 " 42.15 & 99.07 " 6
7 9.703& 5.193& 3.449& 7.766& 49.45 & 71.01 " 52.92 & 143.9 " 273.6 " 150.8 " 36.64 & 103.5 " 7
8 9.731& 6.084& 3.800& 9.421& 37.13 & 74.99 " 48.11 & 181.7 " 277.6 " 121.6 " 34.30 & 94.99 " 8
9 9.522& 6.378& 4.759& 10.47 & 31.14 & 111.3 " 49.64 & 258.9 " 295.6 " 117.3 " 32.47 & 83.52 " 9
10 9.387& 6.495& 4.555& 10.50 & 30.74 & 201.2 " 55.33 & 276.8 " 320.6 " 112.2 " 32.86 & 74.57 " 10
11 8.039& 6.152& 5.676& 9.526& 25.95 & 267.2 " 56.79 & 284.2 " 313.3 " 110.5 " 31.09 & 65.17 & 11
12 8.437& 6.935& 5.681& 11.68 & 31.18 & 261.4 " 65.15 & 283.2 " 292.3 " 109.7 " 29.50 & 56.30 & 12
13 8.628& 5.917& 7.353& 10.62 & 45.14 & 200.7 " 73.02 # 269.8 " 260.5 " 108.2 " 27.61 & 49.70 & 13
14 8.718& 6.766& 7.172& 8.842& 49.69 & 157.9 " 77.47 # 237.8 " 223.7 " 104.7 " 26.00 & 43.65 & 14
15 8.610& 6.088& 7.858& 8.409& 38.59 & 121.4 " 81.32 # 208.6 " 192.6 " 98.86 " 27.82 & 40.24 & 15
16 7.739& 6.116& 8.437& 8.816& 31.34 & 97.02 " 69.99 & 203.2 " 166.9 " 87.33 " 29.17 & 36.96 & 16
17 6.674& 5.307& 8.362& 8.815& 30.75 & 87.96 " 59.79 & 183.7 " 134.1 " 78.84 " 31.79 & 33.50 & 17
18 6.141& 5.409& 7.498& 10.98 & 37.70 & 81.19 " 53.00 & 157.8 " 118.4 " 72.53 " 32.92 & 30.27 & 18
19 4.842& 6.030& 7.205& 10.78 & 40.98 & 74.20 " 46.53 & 141.7 " 112.4 " 67.92 " 33.99 & 29.16 & 19
20 4.361& 5.922& 8.498& 9.228& 43.59 & 70.54 " 42.95 & 124.2 " 95.90 " 63.84 & 36.18 & 26.60 & 20
21 4.931& 5.678& 11.30 & 8.729& 44.54 & 65.44 & 45.43 & 113.2 " 89.60 " 70.91 & 36.02 & 27.11 & 21
22 4.588& 5.977& 9.658& 8.434& 43.99 & 64.20 & 49.49 & 101.5 " 115.6 " 94.28 " 35.82 & 25.66 & 22
23 4.201& 5.728& 8.590& 7.795& 46.46 & 69.17 " 51.51 & 94.83 " 215.0 " 108.9 " 32.87 & 23.92 & 23
24 4.204& 6.021& 8.400& 8.892& 50.69 & 68.87 " 39.80 & 104.9 " 251.4 " 107.7 " 32.74 & 22.65 & 24
25 6.887& 6.493& 8.593& 17.33 & 68.18 & 73.05 " 36.50 & 102.2 " 211.0 " 94.53 " 31.54 & 21.15 & 25
26 10.000& 7.152& 8.089& 18.25 & 67.67 & 71.64 & 35.88 & 93.70 " 153.0 " 80.60 " 33.15 & 19.64 & 26
27 9.106& 6.851& 7.614& 17.80 & 58.11 & 60.68 & 33.71 & 81.90 " 133.8 " 71.73 " 30.24 & 19.40 & 27
28 9.933& 6.284& 7.575& 18.27 & 50.58 & 59.02 & 31.59 & 73.77 " 119.3 " 65.87 & 27.33 & 20.61 & 28
29 8.128& 7.505& 18.33 & 47.05 & 62.20 & 30.74 & 87.68 " 181.5 " 62.46 & 24.98 & 21.00 & 29
30 8.262& 7.841& 17.61 & 47.16 & 70.67 " 33.76 & 147.0 " 341.6 " 60.23 & 22.53 & 18.58 & 30
31 7.545& 7.694& 44.73 & 39.81 & 168.8 " 56.02 & 18.58 & 31
Mean 8.314& 6.547& 6.956& 10.74 & 39.04 & 95.29 & 56.84 & 146.3 & 192.1 " 141.7 & 34.09 & 43.50 &
Median 8.610& 6.134& 7.498& 9.060& 40.98 & 70.84 & 52.92 & 124.2 & 166.9 " 104.7 & 32.87 & 33.50 &
Maximum 14.30 & 9.648& 11.30 & 18.33 & 68.18 & 267.2 & 101.2 & 284.2 & 341.6 " 426.2 & 51.60 & 103.5 &
Minimum 4.201& 5.193& 3.449& 6.647& 13.45 & 45.70 & 30.74 & 45.52 & 89.60 " 56.02 & 22.53 & 18.58 &
Total 257.7 & 183.3 & 215.7 & 322.3 &1210 &2859 &1762 &4536 &5762 "4393 &1023 &1349 &
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 65.40 & " ... Relative Uncertainty +/-10%
Ann. Median 37.70 & # ... Relative Uncertainty +/-15%
Annual Total 23873 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 426.2 & 3.449&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 17.79 & 4.865& 3.959& 8.428& 10.79 & 26.45 & 84.05 " 211.0 " 480.9 # 230.2 $ 230.9 $ 21.08 $ 1
2 17.77 & 4.888& 3.014& 8.756& 10.34 & 22.91 & 147.1 " 244.8 " 567.8 # 206.2 $ 256.4 $ 19.71 $ 2
3 15.73 & 3.928& 2.830& 8.798& 13.94 & 22.82 & 170.9 " 220.3 " 599.0 # 190.2 $ 259.9 $ 18.97 $ 3
4 12.13 & 3.744& 3.386& 9.373& 13.04 & 26.48 & 182.7 " 242.2 " 594.4 # 181.0 $ 239.1 $ 17.79 $ 4
5 12.28 & 3.525& 2.198& 8.840& 12.92 & 39.19 & 170.3 " 395.4 " 575.3 # 179.7 $ 208.8 $ 16.49 $ 5
6 11.57 & 3.349& 2.077& 7.188& 15.37 & 52.76 & 148.1 " 451.7 " 536.9 # 229.7 $ 181.2 $ 16.09 $ 6
7 11.62 & 2.839& 2.178& 6.192& 14.72 & 54.86 & 204.3 " 412.2 " 494.4 # 254.9 $ 157.5 $ 15.25 $ 7
8 10.17 & 2.626& 3.399& 6.380& 12.62 & 49.00 & 189.0 " 357.5 " 460.2 # 250.2 $ 138.0 $ 13.53 $ 8
9 8.229& 2.696& 4.749& 9.271& 11.56 & 44.71 & 167.7 " 367.3 " 446.5 # 228.6 $ 120.8 $ 12.52 $ 9
10 8.608& 2.529& 3.475& 10.01 & 11.55 & 45.85 & 165.6 " 578.7 " 409.2 # 207.8 $ 110.7 $ 10.14 $ 10
11 9.871& 2.669& 3.130& 9.692& 23.02 & 47.35 & 258.9 " 852.9 " 369.2 $ 199.6 $ 96.82 $ 8.577$ 11
12 10.37 & 2.411& 3.635& 8.787& 24.25 & 46.76 & 419.3 " 878.7 " 307.0 $ 191.0 $ 86.63 $ 6.358$ 12
13 9.195& 2.154& 3.761& 6.381& 24.80 & 63.67 & 539.5 " 801.4 " 276.3 $ 182.2 $ 78.52 $ 5.330$ 13
14 8.885& 2.295& 3.241& 6.602& 24.62 & 128.7 " 542.8 " 727.7 # 300.6 $ 172.6 $ 75.90 $ 5.149$ 14
15 7.391& 2.885& 3.249& 6.612& 22.83 & 201.7 " 503.3 " 726.2 " 562.6 # 162.7 $ 65.83 $ 5.197$ 15
16 7.121& 3.777& 3.429& 8.916& 19.30 & 150.2 " 458.7 " 698.4 " 620.6 # 153.1 $ 61.45 $ 4.809$ 16
17 7.901& 3.877& 3.339& 14.57 & 18.22 & 114.9 " 392.5 " 662.1 # 620.3 # 182.1 $ 56.29 $ 4.027$ 17
18 6.171& 3.425& 3.564& 20.93 & 19.83 & 145.4 " 394.7 " 609.6 # 581.5 # 267.4 $ 52.29 $ 3.650$ 18
19 5.245& 3.854& 4.430& 15.35 & 16.39 & 197.3 " 438.5 " 551.3 # 513.5 # 291.8 $ 49.04 $ 3.308$ 19
20 8.574& 3.976& 5.251& 12.71 & 15.60 & 157.1 " 400.0 " 495.2 # 453.7 # 281.8 $ 42.09 $ 3.197$ 20
21 9.589& 3.690& 5.107& 11.65 & 16.59 & 117.3 " 382.2 " 457.1 # 400.5 # 251.2 $ 38.48 $ 2.666$ 21
22 8.458& 5.769& 5.712& 16.21 & 17.25 & 90.65 " 334.3 " 429.6 # 367.0 $ 221.4 $ 35.54 $ 2.769$ 22
23 7.795& 5.816& 6.430& 19.38 & 17.78 & 74.81 " 277.2 " 395.6 # 357.3 $ 200.0 $ 33.41 $ 3.116$ 23
24 8.165& 4.337& 7.269& 14.41 & 17.60 & 68.85 " 244.1 " 365.5 $ 372.4 $ 188.2 $ 31.17 $ 3.251$ 24
25 7.668& 3.643& 6.942& 11.59 & 16.17 & 62.64 & 243.3 " 341.2 $ 368.2 $ 179.4 $ 29.56 $ 3.001$ 25
26 5.596& 3.384& 6.541& 10.42 & 16.58 & 63.91 & 249.7 " 346.2 $ 376.8 $ 167.7 $ 29.20 $ 2.417$ 26
27 4.894& 3.937& 6.218& 9.442& 18.48 & 62.44 & 279.8 " 405.0 # 358.0 $ 165.8 $ 25.14 $ 2.212$ 27
28 5.409& 4.326& 5.481& 8.786& 19.68 & 59.60 & 282.3 " 415.0 # 328.1 $ 171.8 $ 23.67 $ 2.067$ 28
29 5.396& 4.974& 8.737& 30.83 & 71.08 & 261.9 " 413.4 # 290.1 $ 192.3 $ 22.92 $ 2.873$ 29
30 5.123& 4.984& 9.168& 32.67 & 67.23 " 229.6 " 414.5 # 255.8 $ 187.7 $ 21.87 $ 4.487$ 30
31 5.108& 5.577& 29.74 & 204.4 " 400.6 # 173.0 $ 4.160$ 31
Mean 9.027& 3.615& 4.307& 10.45 & 18.36 & 79.22 & 289.2 " 479.6 $ 441.5 $ 204.6 $ 95.30 $ 7.877$
Median 8.458& 3.666& 3.761& 9.219& 17.25 & 63.15 & 258.9 " 414.5 $ 427.9 $ 191.0 $ 63.64 $ 4.809$
Maximum 17.79 & 5.816& 7.269& 20.93 & 32.67 & 201.7 & 542.8 " 878.7 $ 620.6 $ 291.8 $ 259.9 $ 21.08 $
Minimum 4.894& 2.154& 2.077& 6.192& 10.34 & 22.82 & 84.05 " 211.0 $ 255.8 $ 153.1 $ 21.87 $ 2.067$
Total 279.8 & 101.2 & 133.5 & 313.6 & 569.1 & 2377 & 8966 "14868 $13244 $ 6341 $ 2859 $ 244.2 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 137.8 & " ... Relative Uncertainty +/-10%
Ann. Median 24.62 & # ... Relative Uncertainty +/-15%
Annual Total 50298 & $ ... Relative Uncertainty +/-20%
& ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 878.7 & 2.067&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 4.645$ 1.939$ 1.978$ 6.948$ 5.932$ 58.60 $ 432.5 # 242.7 $ 349.3 $ 479.0 # 157.7 $ 56.55 $ 1
2 3.083$ 1.856$ 1.599$ 5.136$ 5.356$ 64.10 $ 394.9 # 233.4 $ 300.6 $ 441.8 # 146.2 $ 52.93 $ 2
3 2.545$ 2.012$ 1.415$ 4.712$ 4.893$ 70.42 $ 372.3 $ 541.0 $ 269.6 $ 394.0 # 136.2 $ 49.00 $ 3
4 2.616$ 2.260$ 1.299$ 4.425$ 4.925$ 76.38 $ 403.7 # 783.1 " 313.3 $ 338.5 $ 126.7 $ 44.63 $ 4
5 3.096$ 2.117$ 1.378$ 3.892$ 5.368$ 74.33 $ 441.2 # 933.3 " 314.4 $ 316.3 $ 118.1 $ 39.77 $ 5
6 3.094$ 2.029$ 1.990$ 4.155$ 5.397$ 76.82 $ 503.7 # 894.9 " 304.4 $ 257.0 $ 107.4 $ 35.30 $ 6
7 3.063$ 1.707$ 1.585$ 4.797$ 5.171$ 72.06 $ 523.0 # 740.1 # 289.1 $ 231.9 $ 96.68 $ 31.78 $ 7
8 2.590$ 1.839$ 1.125$ 4.542$ 5.365$ 67.02 $ 495.4 # 598.5 # 305.1 $ 214.2 $ 86.92 $ 28.66 $ 8
9 2.080$ 2.061$ 1.251$ 4.187$ 6.080$ 61.03 $ 481.4 # 510.1 # 357.1 $ 200.3 $ 82.34 $ 28.18 $ 9
10 1.964$ 1.908$ 1.374$ 4.094$ 5.691$ 68.50 $ 491.5 # 458.0 # 418.0 # 186.0 $ 78.39 $ 26.95 $ 10
11 1.983$ 1.756$ 1.373$ 5.211$ 5.014$ 83.67 $ 586.8 # 477.2 # 557.9 # 173.1 $ 72.39 $ 25.83 $ 11
12 2.592$ 2.904$ 1.815$ 19.54 $ 12.86 $ 97.77 $ 576.3 # 449.6 # 631.2 # 167.9 $ 67.12 $ 26.30 $ 12
13 2.779$ 4.283$ 3.024$ 22.33 $ 24.14 $ 102.6 $ 528.2 # 418.6 # 713.1 " 209.1 $ 60.19 $ 25.69 $ 13
14 2.842$ 3.563$ 3.714$ 15.52 $ 15.26 $ 99.30 $ 558.2 # 382.7 $ 703.7 " 225.8 $ 56.76 $ 24.72 $ 14
15 3.277$ 2.796$ 2.856$ 12.00 $ 18.41 $ 89.97 $ 570.7 # 340.6 $ 647.9 # 240.6 $ 52.21 $ 23.63 $ 15
16 2.917$ 2.584$ 2.259$ 9.535$ 31.15 $ 79.76 $ 551.4 # 355.3 $ 576.3 # 222.6 $ 48.93 $ 22.67 $ 16
17 2.465$ 8.960$ 2.150$ 8.264$ 56.96 $ 70.57 $ 491.8 # 405.6 # 493.1 # 207.1 $ 57.40 $ 22.34 $ 17
18 2.504$ 9.178$ 2.620$ 8.943$ 62.47 $ 62.21 $ 445.6 # 399.2 # 433.0 # 205.8 $ 134.2 $ 24.58 $ 18
19 2.088$ 6.074$ 2.561$ 8.558$ 52.65 $ 55.31 $ 380.0 $ 361.9 $ 394.9 # 203.1 $ 185.8 $ 31.13 $ 19
20 2.229$ 5.030$ 2.170$ 8.299$ 57.26 $ 50.73 $ 374.5 $ 374.1 $ 478.3 # 192.5 $ 205.5 $ 27.53 $ 20
21 2.238$ 5.200$ 1.851$ 7.389$ 79.20 $ 47.69 $ 370.4 $ 399.0 # 568.8 # 177.7 $ 194.0 $ 25.89 $ 21
22 1.739$ 3.643$ 1.835$ 6.854$ 73.56 $ 49.14 $ 416.3 # 582.0 # 773.4 # 160.6 $ 162.3 $ 23.37 $ 22
23 1.481$ 2.837$ 2.300$ 5.496$ 59.04 $ 51.65 $ 398.1 # 886.4 "1170 " 146.4 $ 128.6 $ 21.08 $ 23
24 1.841$ 2.253$ 2.186$ 5.366$ 47.40 $ 51.82 $ 378.7 #1090 "1439 " 133.4 $ 103.8 $ 18.66 $ 24
25 2.360$ 2.244$ 1.762$ 4.830$ 35.46 $ 113.3 $ 341.3 $1029 "1339 " 119.6 $ 92.47 $ 16.33 $ 25
26 3.117$ 2.417$ 1.992$ 5.866$ 24.63 $ 154.3 $ 303.9 $ 849.7 "1088 " 111.1 $ 83.32 $ 14.35 $ 26
27 2.930$ 2.324$ 2.522$ 7.784$ 20.63 $ 220.7 $ 308.5 $ 672.0 # 852.8 " 149.0 $ 74.37 $ 12.69 $ 27
28 2.455$ 2.234$ 2.230$ 6.597$ 18.39 $ 264.6 $ 290.2 $ 563.4 # 663.4 # 173.5 $ 69.06 $ 11.23 $ 28
29 2.238$ 2.532$ 6.111$ 19.75 $ 297.0 $ 252.5 $ 499.1 # 575.3 # 192.5 $ 62.63 $ 10.21 $ 29
30 2.313$ 3.623$ 6.015$ 33.54 $ 382.3 $ 245.8 $ 445.8 # 526.7 # 186.1 $ 57.90 $ 10.28 $ 30
31 2.323$ 9.164$ 47.53 $ 248.6 $ 399.6 # 169.2 $ 9.332$ 31
Mean 2.564$ 3.215$ 2.307$ 7.580$ 27.40 $ 103.8 $ 424.4 $ 558.6 $ 594.9 $ 220.2 $ 103.5 $ 26.50 $
Median 2.504$ 2.292$ 1.992$ 6.063$ 19.75 $ 73.20 $ 416.3 $ 477.2 $ 542.3 $ 200.3 $ 89.70 $ 25.69 $
Maximum 4.645$ 9.178$ 9.164$ 22.33 $ 79.20 $ 382.3 $ 586.8 $1090 $1439 $ 479.0 $ 205.5 $ 56.55 $
Minimum 1.481$ 1.707$ 1.125$ 3.892$ 4.893$ 47.69 $ 245.8 $ 233.4 $ 269.6 $ 111.1 $ 48.93 $ 9.332$
Total 79.49$ 90.01$ 71.53$ 227.4 $ 849.5 $ 3114 $13157 $17317 $17846 $ 6826 $ 3106 $ 821.6 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 174.0 $ " ... Relative Uncertainty +/-10%
Ann. Median 55.31 $ # ... Relative Uncertainty +/-15%
Annual Total 63505 $ $ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 1439 $ 1.125$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 8.617$ 6.897$ 4.884$ 8.108$ 9.860$ 77.64 $ 362.9 $ 232.1 $ 529.5 # 134.3 $ 38.70 $ 21.52 $ 1
2 8.259$ 6.570$ 4.912$ 5.383$ 8.313$ 68.46 $ 313.1 $ 275.9 $ 456.7 # 123.9 $ 46.98 $ 20.81 $ 2
3 7.734$ 4.935$ 4.945$ 4.234$ 8.470$ 58.92 $ 411.7 # 318.7 $ 402.0 # 115.4 $ 61.69 $ 18.61 $ 3
4 7.098$ 4.427$ 5.129$ 4.152$ 8.397$ 52.06 $ 431.2 # 342.0 $ 343.6 $ 107.5 $ 66.38 $ 16.34 $ 4
5 6.221$ 4.524$ 5.242$ 4.428$ 8.151$ 68.77 $ 412.4 # 365.0 $ 314.2 $ 101.4 $ 64.32 $ 19.07 $ 5
6 6.295$ 4.344$ 5.413$ 4.631$ 7.824$ 109.6 $ 354.3 $ 393.9 # 304.3 $ 106.7 $ 59.69 $ 19.53 $ 6
7 6.398$ 4.028$ 5.833$ 5.185$ 8.531$ 119.5 $ 346.1 $ 386.5 # 302.2 $ 116.0 $ 51.49 $ 17.70 $ 7
8 5.889$ 4.663$ 8.078$ 5.685$ 11.58 $ 135.1 $ 476.9 # 362.1 $ 299.3 $ 109.8 $ 45.40 $ 15.45 $ 8
9 4.836$ 5.801$ 7.569$ 5.015$ 15.09 $ 155.4 $ 582.4 # 330.3 $ 301.5 $ 106.3 $ 52.85 $ 13.96 $ 9
10 4.079$ 6.355$ 9.312$ 6.444$ 27.73 $ 169.4 $ 586.9 # 283.7 $ 288.5 $ 100.3 $ 73.53 $ 11.50 $ 10
11 3.642$ 6.644$ 6.913$ 6.311$ 37.19 $ 204.3 $ 544.8 # 256.8 $ 267.2 $ 95.65 $ 78.70 $ 10.08 $ 11
12 2.863$ 5.205$ 5.962$ 7.595$ 42.51 $ 252.7 $ 476.5 # 300.8 $ 240.8 $ 123.4 $ 79.29 $ 8.514$ 12
13 2.773$ 4.836$ 6.340$ 12.73 $ 33.27 $ 346.0 $ 400.6 $ 307.4 $ 213.7 $ 126.7 $ 73.32 $ 7.035$ 13
14 3.123$ 3.530$ 5.687$ 10.65 $ 25.57 $ 303.2 $ 324.5 $ 359.3 $ 196.1 $ 125.4 $ 65.71 $ 6.051$ 14
15 3.377$ 3.065$ 4.383$ 10.46 $ 30.02 $ 239.3 $ 276.0 $ 358.4 $ 182.8 $ 116.0 $ 57.77 $ 5.121$ 15
16 3.270$ 2.875$ 4.867$ 9.909$ 33.14 $ 204.0 $ 242.7 $ 331.8 $ 166.5 $ 107.8 $ 50.25 $ 5.051$ 16
17 3.068$ 9.517$ 4.456$ 9.771$ 47.36 $ 346.6 $ 211.8 $ 306.8 $ 152.4 $ 98.85 $ 53.54 $ 5.138$ 17
18 3.060$ 12.33 $ 4.889$ 9.695$ 57.19 $ 350.2 $ 187.4 $ 300.1 $ 140.3 $ 93.67 $ 51.59 $ 5.367$ 18
19 3.087$ 5.985$ 3.962$ 10.43 $ 48.25 $ 348.7 $ 173.5 $ 272.6 $ 143.4 $ 89.34 $ 47.25 $ 4.742$ 19
20 3.469$ 5.818$ 3.601$ 10.70 $ 38.68 $ 296.6 $ 172.9 $ 265.9 $ 139.4 $ 82.13 $ 42.66 $ 4.035$ 20
21 5.187$ 5.700$ 3.863$ 12.68 $ 48.12 $ 245.4 $ 190.3 $ 330.0 $ 139.7 $ 75.64 $ 38.51 $ 4.562$ 21
22 5.188$ 7.493$ 4.001$ 16.52 $ 88.78 $ 266.4 $ 235.1 $ 327.1 $ 138.0 $ 70.54 $ 34.51 $ 4.875$ 22
23 4.469$ 5.465$ 3.633$ 16.35 $ 74.90 $ 323.9 $ 226.2 $ 354.5 $ 127.4 $ 65.38 $ 30.02 $ 3.151$ 23
24 4.544$ 5.424$ 3.928$ 12.54 $ 51.24 $ 300.1 $ 219.7 $ 443.4 $ 121.0 $ 62.37 $ 25.70 $ 2.697$ 24
25 3.712$ 9.175$ 4.020$ 10.59 $ 41.23 $ 272.8 $ 243.6 $ 528.2 # 119.9 $ 58.87 $ 25.25 $ 5.283$ 25
26 3.297$ 11.39 $ 3.751$ 9.998$ 35.92 $ 238.7 $ 232.3 $ 583.2 # 127.3 $ 55.74 $ 25.59 $ 5.505$ 26
27 3.215$ 9.181$ 3.597$ 9.169$ 30.19 $ 246.0 $ 210.9 $ 706.2 # 123.4 $ 52.34 $ 24.41 $ 5.082$ 27
28 3.233$ 7.078$ 3.740$ 8.977$ 30.27 $ 351.9 $ 189.7 $ 821.3 " 118.7 $ 48.19 $ 23.95 $ 4.531$ 28
29 3.697$ 5.980$ 4.562$ 8.148$ 35.52 $ 403.6 # 180.4 $ 830.0 " 115.3 $ 43.75 $ 23.28 $ 4.617$ 29
30 9.363$ 6.111$ 8.222$ 37.81 $ 421.2 # 209.9 $ 710.7 # 128.2 $ 39.65 $ 22.43 $ 5.117$ 30
31 10.29 $ 6.560$ 62.25 $ 215.9 $ 607.3 # 37.84 $ 5.279$ 31
Mean 4.947$ 6.180$ 5.166$ 8.824$ 33.66 $ 232.5 $ 311.1 $ 406.2 $ 221.4 $ 90.02 $ 47.82 $ 9.236$
Median 4.079$ 5.801$ 4.889$ 9.073$ 33.27 $ 245.7 $ 243.6 $ 342.0 $ 174.6 $ 98.85 $ 48.75 $ 5.367$
Maximum 10.29 $ 12.33 $ 9.312$ 16.52 $ 88.78 $ 421.2 $ 586.9 $ 830.0 $ 529.5 $ 134.3 $ 79.29 $ 21.52 $
Minimum 2.773$ 2.875$ 3.597$ 4.152$ 7.824$ 52.06 $ 172.9 $ 232.1 $ 115.3 $ 37.84 $ 22.43 $ 2.697$
Total 153.4 $ 179.2 $ 160.1 $ 264.7 $ 1043 $ 6976 $ 9643 $12592 $ 6643 $ 2791 $ 1435 $ 286.3 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 115.2 $ " ... Relative Uncertainty +/-10%
Ann. Median 38.59 $ # ... Relative Uncertainty +/-15%
Annual Total 42167 $ $ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 830.0 $ 2.697$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 4.290$ 3.235$ 3.784$ 33.23 $ 18.66 $ 93.15 $ 253.5 $ 184.5 $ 285.9 $ 406.5 # 228.3 $ 67.48 $ 1
2 3.474$ 3.480$ 5.122$ 46.59 $ 22.82 $ 87.52 $ 235.9 $ 227.0 $ 266.1 $ 438.1 # 204.6 $ 63.18 $ 2
3 2.582$ 3.513$ 6.942$ 31.13 $ 30.04 $ 86.23 $ 219.3 $ 284.6 $ 245.9 $ 414.0 # 182.0 $ 59.78 $ 3
4 3.189$ 3.175$ 6.079$ 23.57 $ 30.33 $ 91.13 $ 260.4 $ 304.0 $ 232.0 $ 421.3 # 166.0 $ 53.69 $ 4
5 3.932$ 2.983$ 3.911$ 19.32 $ 28.59 $ 88.62 $ 326.2 $ 301.7 $ 233.2 $ 418.9 # 171.8 $ 54.30 $ 5
6 3.867$ 2.869$ 3.621$ 17.03 $ 26.39 $ 87.41 $ 350.0 $ 286.7 $ 310.4 $ 505.2 # 172.6 $ 62.85 $ 6
7 3.533$ 3.348$ 3.403$ 18.28 $ 25.34 $ 95.03 $ 334.2 $ 266.7 $ 393.1 $ 554.7 # 163.2 $ 63.37 $ 7
8 3.528$ 3.960$ 3.449$ 21.04 $ 25.37 $ 103.3 $ 293.8 $ 248.9 $ 494.3 # 521.5 # 161.1 $ 65.36 $ 8
9 3.731$ 6.127$ 3.955$ 29.91 $ 25.47 $ 142.7 $ 255.3 $ 234.9 $ 589.0 # 501.0 # 162.0 $ 65.30 $ 9
10 3.491$ 4.286$ 5.244$ 30.74 $ 24.80 $ 269.8 $ 221.7 $ 222.8 $ 635.8 # 468.9 # 153.1 $ 61.75 $ 10
11 3.154$ 4.034$ 6.237$ 24.91 $ 24.59 $ 395.1 $ 197.8 $ 213.4 $ 604.1 # 431.4 # 143.7 $ 70.68 $ 11
12 3.138$ 3.633$ 7.599$ 22.56 $ 39.69 $ 500.4 # 181.1 $ 201.5 $ 554.4 # 398.7 # 134.3 $ 73.12 $ 12
13 3.426$ 3.602$ 8.048$ 21.18 $ 48.76 $ 560.1 # 207.3 $ 222.1 $ 499.9 # 353.7 $ 125.3 $ 76.95 $ 13
14 3.254$ 4.972$ 7.524$ 19.32 $ 46.89 $ 646.1 # 257.3 $ 293.9 $ 464.6 # 301.7 $ 115.0 $ 75.88 $ 14
15 3.250$ 6.858$ 8.153$ 18.01 $ 44.27 $ 715.7 " 278.5 $ 344.8 $ 431.2 # 273.7 $ 101.6 $ 71.72 $ 15
16 3.215$ 8.895$ 6.730$ 18.04 $ 136.6 $ 665.1 # 291.3 $ 363.1 $ 397.6 # 255.2 $ 92.74 $ 66.68 $ 16
17 3.025$ 7.127$ 6.122$ 18.88 $ 308.5 $ 591.7 # 283.7 $ 455.5 # 374.0 $ 240.6 $ 84.52 $ 60.97 $ 17
18 2.805$ 7.491$ 6.412$ 18.58 $ 281.6 $ 568.7 # 266.5 $ 530.7 # 398.1 # 223.8 $ 77.85 $ 55.71 $ 18
19 2.851$ 7.329$ 7.046$ 17.60 $ 386.0 $ 545.8 # 248.2 $ 582.1 # 377.7 $ 212.4 $ 73.75 $ 49.91 $ 19
20 2.996$ 4.890$ 7.128$ 17.27 $ 318.5 $ 514.6 # 225.3 $ 579.3 # 324.5 $ 192.8 $ 69.92 $ 44.24 $ 20
21 2.907$ 4.846$ 6.727$ 22.26 $ 268.4 $ 477.3 # 223.3 $ 527.3 # 348.3 $ 193.0 $ 65.29 $ 36.49 $ 21
22 3.314$ 6.143$ 6.684$ 46.90 $ 232.5 $ 435.5 # 245.1 $ 464.3 # 347.2 $ 234.2 $ 60.98 $ 33.47 $ 22
23 4.204$ 6.970$ 6.773$ 47.35 $ 219.9 $ 406.9 # 254.4 $ 412.3 # 340.9 $ 221.9 $ 55.54 $ 40.10 $ 23
24 3.971$ 7.114$ 6.033$ 36.53 $ 206.7 $ 425.2 # 239.7 $ 377.6 # 304.8 $ 207.3 $ 51.94 $ 38.33 $ 24
25 3.543$ 5.527$ 5.694$ 30.69 $ 183.5 $ 429.6 # 226.8 $ 347.8 $ 270.6 $ 228.9 $ 47.91 $ 36.81 $ 25
26 3.429$ 4.094$ 5.829$ 26.25 $ 163.5 $ 409.5 # 222.4 $ 323.6 $ 248.5 $ 242.0 $ 44.92 $ 34.74 $ 26
27 3.140$ 4.044$ 7.136$ 25.00 $ 170.6 $ 360.9 $ 219.0 $ 305.5 $ 246.5 $ 221.8 $ 58.43 $ 34.49 $ 27
28 3.255$ 3.733$ 7.425$ 23.53 $ 128.1 $ 304.8 $ 211.2 $ 297.7 $ 264.3 $ 198.6 $ 74.01 $ 32.18 $ 28
29 3.034$ 8.245$ 20.79 $ 115.1 $ 273.6 $ 204.9 $ 291.7 $ 300.0 $ 182.3 $ 77.21 $ 30.67 $ 29
30 2.881$ 9.310$ 20.22 $ 106.5 $ 270.0 $ 197.3 $ 300.1 $ 325.3 $ 176.8 $ 76.51 $ 28.79 $ 30
31 3.035$ 15.99 $ 100.6 $ 189.9 $ 300.1 $ 222.5 $ 26.01 $ 31
Mean 3.337$ 4.938$ 6.528$ 25.56 $ 122.2 $ 354.7 $ 245.8 $ 332.1 $ 370.3 $ 318.2 $ 113.2 $ 52.74 $
Median 3.254$ 4.190$ 6.684$ 22.41 $ 100.6 $ 401.0 $ 239.7 $ 300.1 $ 344.0 $ 255.2 $ 97.16 $ 55.71 $
Maximum 4.290$ 8.895$ 15.99 $ 47.35 $ 386.0 $ 715.7 $ 350.0 $ 582.1 $ 635.8 $ 554.7 $ 228.3 $ 76.95 $
Minimum 2.582$ 2.869$ 3.403$ 17.03 $ 18.66 $ 86.23 $ 181.1 $ 184.5 $ 232.0 $ 176.8 $ 44.92 $ 26.01 $
Total 103.4 $ 138.3 $ 202.4 $ 766.7 $ 3789 $10641 $ 7621 $10296 $11108 $ 9863 $ 3396 $ 1635 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 163.2 $ " ... Relative Uncertainty +/-10%
Ann. Median 87.52 $ # ... Relative Uncertainty +/-15%
Annual Total 59561 $ $ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 715.7 $ 2.582$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 24.21 $ 14.04 $ 3.082$ 13.52 $ 181.0 $ 80.25 $ 90.37 $ 363.7 $ 371.0 # 122.8 $ 36.34 $ 23.10 $ 1
2 22.21 $ 13.20 $ 3.305$ 13.63 $ 155.1 $ 75.27 $ 84.27 $ 324.4 $ 352.4 $ 115.0 $ 35.67 $ 22.31 $ 2
3 21.56 $ 12.36 $ 3.150$ 13.11 $ 130.7 $ 83.00 $ 81.86 $ 271.5 $ 322.6 $ 116.5 $ 35.22 $ 22.12 $ 3
4 22.85 $ 9.340$ 2.990$ 13.42 $ 110.5 $ 75.69 $ 78.58 $ 229.3 $ 305.3 $ 136.3 $ 33.59 $ 20.61 $ 4
5 21.75 $ 7.815$ 2.583$ 13.13 $ 98.37 $ 68.46 $ 79.37 $ 202.8 $ 298.6 $ 138.4 $ 31.72 $ 19.19 $ 5
6 20.15 $ 6.699$ 2.567$ 12.11 $ 116.3 $ 56.54 $ 68.12 $ 238.8 $ 282.7 $ 137.6 $ 30.35 $ 17.97 $ 6
7 17.29 $ 5.657$ 2.440$ 12.24 $ 109.0 $ 50.63 $ 63.25 $ 384.5 $ 255.6 $ 123.9 $ 29.24 $ 17.29 $ 7
8 17.42 $ 5.522$ 2.326$ 11.23 $ 94.76 $ 47.69 $ 57.42 $ 450.1 # 229.6 $ 110.1 $ 27.72 $ 18.88 $ 8
9 16.88 $ 5.480$ 2.446$ 10.64 $ 75.21 $ 45.53 $ 67.32 $ 469.9 # 198.1 $ 100.5 $ 26.91 $ 17.28 $ 9
10 15.52 $ 4.632$ 2.599$ 9.854$ 53.24 $ 43.62 $ 89.61 $ 460.6 # 184.1 $ 92.83 $ 26.33 $ 15.64 $ 10
11 13.34 $ 4.098$ 2.500$ 10.30 $ 36.93 $ 41.71 $ 93.91 $ 427.3 # 188.8 $ 97.79 $ 41.03 $ 13.07 $ 11
12 11.19 $ 4.475$ 2.471$ 10.84 $ 35.41 $ 40.25 $ 90.02 $ 409.0 # 259.1 $ 108.0 $ 47.45 $ 12.01 $ 12
13 10.21 $ 5.175$ 3.292$ 14.20 $ 33.19 $ 52.04 $ 84.96 $ 373.2 $ 311.2 $ 114.0 $ 44.77 $ 11.28 $ 13
14 10.39 $ 5.606$ 3.622$ 15.98 $ 30.71 $ 53.02 $ 84.54 $ 342.9 $ 289.2 $ 111.4 $ 40.55 $ 11.36 $ 14
15 9.811$ 5.300$ 3.504$ 16.86 $ 34.69 $ 49.91 $ 79.14 $ 332.3 $ 245.3 $ 104.2 $ 35.79 $ 10.40 $ 15
16 8.673$ 6.288$ 3.144$ 17.48 $ 37.77 $ 46.32 $ 74.16 $ 354.3 $ 205.5 $ 96.93 $ 31.57 $ 9.371$ 16
17 7.860$ 7.078$ 2.810$ 13.97 $ 40.29 $ 42.72 $ 68.25 $ 335.8 $ 186.3 $ 94.60 $ 32.19 $ 7.923$ 17
18 7.465$ 9.085$ 2.790$ 14.32 $ 39.36 $ 38.95 $ 61.02 $ 311.2 $ 187.9 $ 90.95 $ 31.28 $ 6.997$ 18
19 7.949$ 5.284$ 2.646$ 15.34 $ 35.98 $ 42.39 $ 49.36 $ 306.2 $ 186.0 $ 84.96 $ 28.96 $ 6.085$ 19
20 7.711$ 4.313$ 2.575$ 15.10 $ 35.74 $ 59.33 $ 151.3 $ 369.0 $ 182.4 $ 78.80 $ 26.50 $ 5.932$ 20
21 7.551$ 4.086$ 2.483$ 13.75 $ 34.89 $ 64.78 $ 327.2 $ 361.8 $ 183.9 $ 72.91 $ 25.01 $ 6.684$ 21
22 7.166$ 3.694$ 3.490$ 15.17 $ 33.70 $ 64.47 $ 277.4 $ 441.5 # 185.4 $ 68.25 $ 23.68 $ 6.205$ 22
23 5.799$ 2.750$ 36.64 $ 16.91 $ 44.08 $ 56.85 $ 222.0 $ 684.4 # 182.5 $ 67.06 $ 22.55 $ 4.887$ 23
24 5.557$ 2.933$ 36.49 $ 21.63 $ 72.42 $ 50.49 $ 328.1 $ 864.5 " 177.7 $ 58.73 $ 21.37 $ 4.428$ 24
25 15.64 $ 2.598$ 25.41 $ 35.87 $ 64.24 $ 46.69 $ 373.9 $ 820.5 " 169.6 $ 56.96 $ 19.93 $ 3.875$ 25
26 27.41 $ 2.311$ 22.29 $ 117.1 $ 57.02 $ 45.57 $ 340.6 $ 684.8 # 158.0 $ 52.01 $ 17.92 $ 3.378$ 26
27 23.01 $ 2.365$ 21.31 $ 179.5 $ 53.48 $ 51.90 $ 398.7 $ 565.8 # 150.6 $ 47.09 $ 15.71 $ 3.191$ 27
28 20.79 $ 2.564$ 20.07 $ 223.6 $ 50.76 $ 104.5 $ 409.0 # 466.6 # 140.7 $ 42.96 $ 15.02 $ 3.720$ 28
29 18.63 $ 19.13 $ 240.6 $ 49.38 $ 95.86 $ 417.6 # 388.3 $ 134.0 $ 39.84 $ 18.32 $ 3.158$ 29
30 16.03 $ 16.70 $ 209.2 $ 68.88 $ 87.08 $ 405.0 # 315.6 $ 130.8 $ 37.40 $ 22.40 $ 3.179$ 30
31 14.90 $ 14.93 $ 83.82 $ 368.1 $ 375.7 $ 35.81 $ 3.965$ 31
Mean 14.74 $ 5.884$ 8.896$ 44.69 $ 67.65 $ 58.72 $ 176.3 $ 417.0 $ 221.8 $ 88.86 $ 29.17 $ 10.82 $
Median 15.52 $ 5.292$ 3.144$ 14.26 $ 53.24 $ 51.97 $ 89.61 $ 373.2 $ 188.3 $ 94.60 $ 29.10 $ 9.371$
Maximum 27.41 $ 14.04 $ 36.64 $ 240.6 $ 181.0 $ 104.5 $ 417.6 $ 864.5 $ 371.0 $ 138.4 $ 47.45 $ 23.10 $
Minimum 5.557$ 2.311$ 2.326$ 9.854$ 30.71 $ 38.95 $ 49.36 $ 202.8 $ 130.8 $ 35.81 $ 15.02 $ 3.158$
Total 456.9 $ 164.7 $ 275.8 $ 1341 $ 2097 $ 1761 $ 5464 $12926 $ 6655 $ 2755 $ 875.1 $ 335.5 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 96.18 $ " ... Relative Uncertainty +/-10%
Ann. Median 37.40 $ # ... Relative Uncertainty +/-15%
Annual Total 35107 $ $ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 864.5 $ 2.311$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 4.622$ 4.437$ 7.880$ 9.553$ 33.43 $ 30.98 $ 415.4 # 541.5 # 444.8 $ 360.6 $ 161.4 $ 57.81 $ 1
2 4.926$ 5.323$ 12.18 $ 8.981$ 23.79 $ 27.13 $ 487.5 # 598.8 # 414.2 $ 312.3 $ 146.5 $ 52.63 $ 2
3 16.88 $ 4.931$ 8.387$ 5.564$ 21.57 $ 25.40 $ 619.3 # 593.8 # 369.3 $ 274.7 $ 127.4 $ 47.21 $ 3
4 12.18 $ 4.743$ 6.596$ 5.381$ 27.74 $ 23.87 $ 626.4 # 540.1 # 321.7 $ 252.4 $ 108.6 $ 44.41 $ 4
5 8.762$ 4.358$ 4.860$ 4.982$ 43.48 $ 22.99 $ 585.4 # 438.6 # 286.6 $ 230.1 $ 93.69 $ 39.00 $ 5
6 7.157$ 3.778$ 4.233$ 5.057$ 43.72 $ 22.11 $ 537.9 # 425.0 # 263.8 $ 200.6 $ 82.31 $ 32.44 $ 6
7 6.134$ 3.156$ 3.364$ 4.601$ 36.88 $ 21.55 $ 473.4 # 450.9 # 252.0 $ 181.5 $ 74.60 $ 29.44 $ 7
8 5.729$ 2.370$ 2.933$ 6.037$ 26.14 $ 21.06 $ 424.3 # 438.9 # 326.1 $ 168.6 $ 70.34 $ 30.29 $ 8
9 6.695$ 2.541$ 2.742$ 8.725$ 19.41 $ 21.65 $ 384.5 $ 414.0 $ 363.8 $ 166.2 $ 78.04 $ 29.21 $ 9
10 8.477$ 2.518$ 2.357$ 7.836$ 16.78 $ 21.33 $ 330.0 $ 411.2 $ 375.8 $ 172.9 $ 107.9 $ 25.90 $ 10
11 9.491$ 2.444$ 2.230$ 7.259$ 15.66 $ 20.57 $ 294.8 $ 401.0 $ 357.9 $ 171.3 $ 107.8 $ 24.13 $ 11
12 7.557$ 2.473$ 2.722$ 7.473$ 16.18 $ 19.31 $ 242.2 $ 381.0 $ 349.9 $ 161.2 $ 104.2 $ 22.16 $ 12
13 6.622$ 2.601$ 3.094$ 7.095$ 18.78 $ 20.12 $ 191.1 $ 355.6 $ 424.7 $ 144.0 $ 104.3 $ 19.49 $ 13
14 6.055$ 2.170$ 3.218$ 6.531$ 19.75 $ 30.39 $ 153.9 $ 348.7 $ 496.3 $ 129.2 $ 92.45 $ 26.70 $ 14
15 6.265$ 2.470$ 2.832$ 11.65 $ 20.17 $ 35.08 $ 124.8 $ 368.0 $ 611.5 $ 119.0 $ 84.09 $ 22.81 $ 15
16 8.164$ 3.276$ 2.431$ 21.27 $ 19.81 $ 34.94 $ 105.9 $ 382.1 $ 645.8 $ 110.3 $ 75.91 $ 22.47 $ 16
17 6.209$ 4.746$ 2.194$ 15.29 $ 19.73 $ 34.13 $ 94.28 $ 360.9 $ 622.6 $ 111.7 $ 72.25 $ 23.37 $ 17
18 5.437$ 5.817$ 1.898$ 12.78 $ 22.89 $ 32.37 $ 81.49 $ 323.7 $ 557.2 $ 117.1 $ 68.49 $ 21.43 $ 18
19 4.872$ 4.338$ 2.191$ 11.18 $ 24.03 $ 30.53 $ 80.11 $ 309.3 $ 489.5 $ 112.1 $ 63.58 $ 19.41 $ 19
20 4.651$ 3.962$ 2.239$ 11.11 $ 27.59 $ 30.18 $ 97.63 $ 392.0 $ 433.7 $ 117.5 $ 61.36 $ 16.54 $ 20
21 4.413$ 4.241$ 2.728$ 11.49 $ 25.11 $ 27.44 $ 114.7 $ 394.1 $ 387.2 $ 137.0 $ 79.42 $ 14.19 $ 21
22 4.142$ 4.098$ 2.864$ 10.86 $ 23.62 $ 25.88 $ 171.0 $ 396.9 $ 375.9 $ 129.4 $ 90.26 $ 15.59 $ 22
23 4.004$ 4.149$ 3.203$ 14.47 $ 22.39 $ 36.18 $ 179.8 $ 363.8 $ 348.6 $ 118.1 $ 93.80 $ 13.58 $ 23
24 3.966$ 3.545$ 3.338$ 13.57 $ 22.19 $ 162.0 $ 332.9 $ 319.5 $ 389.5 $ 108.7 $ 98.08 $ 14.16 $ 24
25 3.844$ 2.942$ 3.320$ 12.96 $ 21.95 $ 229.6 $ 400.5 # 295.1 $ 439.0 $ 100.4 $ 98.87 $ 15.94 $ 25
26 3.453$ 3.051$ 5.107$ 11.87 $ 24.03 $ 234.8 $ 385.0 # 286.9 $ 456.6 $ 95.84 $ 93.87 $ 15.90 $ 26
27 2.947$ 3.497$ 11.94 $ 11.05 $ 29.07 $ 242.8 $ 362.8 $ 308.8 $ 482.2 $ 122.9 $ 87.83 $ 15.29 $ 27
28 2.879$ 4.098$ 10.40 $ 10.15 $ 54.65 $ 371.2 $ 399.1 # 329.9 $ 470.8 $ 162.4 $ 80.73 $ 14.53 $ 28
29 3.214$ 8.360$ 10.52 $ 55.11 $ 372.6 $ 380.6 # 343.2 $ 445.8 $ 162.8 $ 72.56 $ 12.99 $ 29
30 2.979$ 6.422$ 22.32 $ 43.12 $ 414.0 $ 396.5 # 417.3 $ 414.5 $ 169.2 $ 67.13 $ 13.11 $ 30
31 4.088$ 6.140$ 35.68 $ 459.9 # 441.6 $ 172.1 $ 12.29 $ 31
Mean 6.026$ 3.646$ 4.658$ 10.25 $ 27.56 $ 88.07 $ 320.4 $ 399.1 $ 420.6 $ 164.3 $ 91.59 $ 24.66 $
Median 5.437$ 3.661$ 3.218$ 10.34 $ 23.79 $ 30.28 $ 362.8 $ 392.0 $ 414.4 $ 161.2 $ 89.04 $ 22.16 $
Maximum 16.88 $ 5.817$ 12.18 $ 22.32 $ 55.11 $ 414.0 $ 626.4 $ 598.8 $ 645.8 $ 360.6 $ 161.4 $ 57.81 $
Minimum 2.879$ 2.170$ 1.898$ 4.601$ 15.66 $ 19.31 $ 80.11 $ 286.9 $ 252.0 $ 95.84 $ 61.36 $ 12.29 $
Total 186.8 $ 102.1 $ 144.4 $ 307.6 $ 854.5 $ 2642 $ 9933 $12372 $12617 $ 5092 $ 2748 $ 764.4 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 130.9 $ # ... Relative Uncertainty +/-15%
Ann. Median 30.29 $ $ ... Relative Uncertainty +/-20%
Annual Total 47764 $
Maximum Minimum
Daily 645.8 $ 1.898$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 10.90 $ 8.339$ 3.487$ 15.54 $ 24.35 $ 143.0 $ 356.9 $1018 " 223.0 $ 358.5 $ 152.2 $ 225.2 $ 1
2 11.50 $ 7.675$ 3.462$ 13.47 $ 23.08 $ 119.6 $ 325.4 $1049 " 221.8 $ 363.3 $ 133.7 $ 195.2 $ 2
3 11.51 $ 7.209$ 3.437$ 10.55 $ 21.36 $ 102.8 $ 277.7 $1014 " 212.2 $ 330.4 $ 124.1 $ 170.7 $ 3
4 11.46 $ 6.944$ 3.412$ 11.17 $ 18.55 $ 89.39 $ 260.4 $ 936.0 " 199.8 $ 324.0 $ 133.6 $ 149.9 $ 4
5 11.45 $ 6.678$ 3.388$ 10.48 $ 16.94 $ 78.39 $ 281.5 $ 820.6 " 191.9 $ 338.2 $ 146.4 $ 135.8 $ 5
6 11.56 $ 6.397$ 3.393$ 11.43 $ 15.69 $ 77.09 $ 297.8 $ 710.0 # 179.1 $ 297.3 $ 196.9 $ 121.0 $ 6
7 12.50 $ 6.123$ 4.039$ 9.971$ 14.80 $ 82.12 $ 268.4 $ 640.5 # 162.4 $ 270.2 $ 232.5 $ 111.2 $ 7
8 12.40 $ 5.856$ 4.696$ 14.42 $ 14.84 $ 70.41 $ 241.3 $ 579.1 # 150.4 $ 244.1 $ 227.5 $ 104.4 $ 8
9 12.90 $ 5.596$ 4.204$ 13.96 $ 18.12 $ 82.29 $ 233.0 $ 521.1 # 135.1 $ 217.2 $ 206.6 $ 98.61 $ 9
10 16.55 $ 5.344$ 4.246$ 15.98 $ 38.06 $ 100.5 $ 248.8 $ 465.8 # 130.0 $ 197.6 $ 181.3 $ 99.40 $ 10
11 16.23 $ 5.098$ 5.098$ 23.61 $ 69.62 $ 119.8 $ 341.7 $ 421.4 # 148.7 $ 182.2 $ 166.0 $ 97.36 $ 11
12 13.21 $ 4.859$ 4.465$ 21.32 $ 61.01 $ 134.0 $ 378.3 $ 377.0 $ 163.7 $ 173.6 $ 152.0 $ 91.22 $ 12
13 13.48 $ 4.644$ 4.382$ 19.15 $ 68.13 $ 129.4 $ 357.1 $ 334.1 $ 207.1 $ 163.9 $ 141.5 $ 83.57 $ 13
14 12.61 $ 4.514$ 3.770$ 17.55 $ 74.80 $ 119.0 $ 327.1 $ 301.8 $ 232.0 $ 150.4 $ 128.2 $ 77.61 $ 14
15 11.13 $ 4.396$ 3.579$ 14.02 $ 59.33 $ 142.3 $ 357.3 $ 272.6 $ 228.3 $ 136.2 $ 116.1 $ 73.74 $ 15
16 11.50 $ 4.292$ 3.551$ 9.997$ 51.60 $ 317.0 $ 649.4 # 242.3 $ 209.4 $ 129.2 $ 104.3 $ 72.68 $ 16
17 10.74 $ 4.210$ 4.113$ 13.08 $ 44.81 $ 465.7 # 814.7 " 221.6 $ 225.5 $ 125.7 $ 95.33 $ 67.79 $ 17
18 8.746$ 4.138$ 4.384$ 20.19 $ 40.84 $ 487.7 #1070 " 197.1 $ 291.1 $ 124.8 $ 87.25 $ 63.95 $ 18
19 7.835$ 4.066$ 4.299$ 27.71 $ 38.82 $ 479.1 #1293 " 197.6 $ 409.0 # 116.0 $ 81.49 $ 59.50 $ 19
20 8.418$ 3.995$ 3.969$ 43.24 $ 36.51 $ 421.5 #1317 " 192.3 $ 468.1 # 112.2 $ 80.52 $ 135.0 $ 20
21 10.91 $ 3.925$ 3.737$ 56.60 $ 33.94 $ 335.6 $1115 " 194.8 $ 491.5 # 100.4 $ 203.0 $ 547.7 # 21
22 10.85 $ 3.855$ 3.851$ 39.94 $ 46.78 $ 260.0 $ 855.5 " 190.9 $ 489.3 # 95.72 $ 286.5 $ 406.8 $ 22
23 15.43 $ 3.787$ 3.860$ 32.81 $ 90.81 $ 215.2 $ 735.6 # 183.4 $ 454.1 # 96.51 $ 515.0 $ 279.2 $ 23
24 18.22 $ 3.719$ 3.513$ 29.34 $ 120.3 $ 187.4 $ 828.2 " 173.9 $ 404.5 # 129.7 $ 588.7 # 199.9 $ 24
25 16.04 $ 3.647$ 3.390$ 26.83 $ 144.6 $ 202.8 $ 898.6 " 162.9 $ 420.7 # 175.2 $ 504.2 # 148.6 $ 25
26 13.34 $ 3.571$ 3.464$ 25.02 $ 125.2 $ 164.7 $ 873.5 " 177.7 $ 427.5 # 178.5 $ 449.7 # 125.4 $ 26
27 12.54 $ 3.559$ 3.581$ 23.48 $ 109.4 $ 153.1 $ 777.6 " 144.4 $ 405.4 # 162.2 $ 447.0 # 106.6 $ 27
28 12.10 $ 3.537$ 3.711$ 22.45 $ 146.9 $ 213.6 $ 677.4 # 136.1 $ 381.2 # 146.3 $ 407.0 # 92.26 $ 28
29 11.36 $ 3.512$ 3.306$ 21.63 $ 188.6 $ 331.3 $ 636.3 # 158.4 $ 354.3 $ 153.8 $ 321.8 $ 82.74 $ 29
30 9.983$ 3.124$ 24.17 $ 168.6 $ 350.9 $ 724.4 # 207.6 $ 357.3 $ 186.5 $ 266.2 $ 74.50 $ 30
31 8.761$ 4.345$ 162.5 $ 922.7 " 197.1 $ 177.4 $ 66.27 $ 31
Mean 12.13 $ 4.948$ 3.847$ 21.30 $ 67.38 $ 205.8 $ 604.6 $ 401.3 $ 285.8 $ 192.2 $ 229.2 $ 140.8 $
Median 11.51 $ 4.396$ 3.737$ 19.67 $ 46.78 $ 148.1 $ 636.3 $ 242.3 $ 226.9 $ 173.6 $ 173.7 $ 104.4 $
Maximum 18.22 $ 8.339$ 5.098$ 56.60 $ 188.6 $ 487.7 $1317 $1049 $ 491.5 $ 363.3 $ 588.7 $ 547.7 $
Minimum 7.835$ 3.512$ 3.124$ 9.971$ 14.80 $ 70.41 $ 233.0 $ 136.1 $ 130.0 $ 95.72 $ 80.52 $ 59.50 $
Total 376.1 $ 143.5 $ 119.3 $ 639.1 $ 2089 $ 6175 $18741 $12439 $ 8575 $ 5957 $ 6876 $ 4364 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 181.7 $ " ... Relative Uncertainty +/-10%
Ann. Median 119.3 $ # ... Relative Uncertainty +/-15%
Annual Total 66495 $ $ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 1317 $ 3.124$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 57.23 $ 16.46 $ 22.87 $ 25.38 $ 17.79 $ 44.77 $ 787.8 # 438.4 # 339.5 $ 611.2 # 98.46 $ 67.19 $ 1
2 51.88 $ 15.89 $ 30.36 $ 23.23 $ 16.63 $ 44.75 $ 713.4 # 379.4 $ 378.1 # 579.7 # 91.44 $ 64.31 $ 2
3 47.69 $ 15.23 $ 32.57 $ 20.68 $ 16.42 $ 54.85 $ 594.0 # 343.9 $ 377.5 # 541.1 # 84.33 $ 55.39 $ 3
4 43.97 $ 17.32 $ 27.90 $ 20.13 $ 15.25 $ 93.10 $ 494.8 # 305.5 $ 367.5 $ 479.9 # 83.92 $ 48.08 $ 4
5 39.62 $ 19.01 $ 22.94 $ 18.79 $ 15.92 $ 110.7 $ 401.1 $ 284.9 $ 393.5 # 417.7 # 81.65 $ 44.78 $ 5
6 35.99 $ 18.50 $ 20.35 $ 15.95 $ 15.48 $ 109.0 $ 323.7 $ 331.4 $ 404.7 # 379.9 $ 77.84 $ 43.55 $ 6
7 33.53 $ 18.16 $ 18.96 $ 15.40 $ 16.03 $ 94.67 $ 291.4 $ 325.4 $ 436.6 # 346.7 $ 74.91 $ 47.91 $ 7
8 31.91 $ 14.41 $ 17.46 $ 13.20 $ 16.37 $ 80.06 $ 258.6 $ 309.0 $ 500.1 # 317.2 $ 75.14 $ 49.45 $ 8
9 26.85 $ 12.04 $ 17.46 $ 11.73 $ 17.26 $ 66.30 $ 270.9 $ 287.8 $ 504.2 # 294.7 $ 75.51 $ 43.00 $ 9
10 25.07 $ 10.97 $ 14.86 $ 11.93 $ 18.00 $ 68.39 $ 311.9 $ 268.3 $ 539.0 # 272.4 $ 72.69 $ 41.78 $ 10
11 25.50 $ 11.50 $ 13.11 $ 16.26 $ 17.33 $ 80.78 $ 340.2 $ 271.6 $ 705.4 # 267.9 $ 68.34 $ 42.06 $ 11
12 23.65 $ 10.68 $ 14.03 $ 12.71 $ 19.15 $ 89.21 $ 330.7 $ 274.4 $ 930.4 " 270.9 $ 79.87 $ 30.57 $ 12
13 26.12 $ 12.09 $ 11.84 $ 10.51 $ 28.00 $ 93.16 $ 304.4 $ 269.2 $1081 " 270.6 $ 171.9 $ 35.14 $ 13
14 26.31 $ 12.59 $ 11.74 $ 9.779$ 26.93 $ 77.00 $ 283.1 $ 308.3 $1054 " 254.3 $ 173.5 $ 26.93 $ 14
15 24.97 $ 13.20 $ 10.57 $ 12.32 $ 21.18 $ 75.01 $ 261.2 $ 466.4 # 952.1 " 221.9 $ 140.5 $ 28.36 $ 15
16 23.39 $ 13.02 $ 10.53 $ 12.75 $ 21.14 $ 86.57 $ 273.6 $ 526.7 # 836.2 " 192.1 $ 118.9 $ 25.57 $ 16
17 23.13 $ 11.91 $ 10.29 $ 12.34 $ 21.22 $ 89.70 $ 427.1 $ 581.6 # 714.6 " 172.9 $ 104.2 $ 26.93 $ 17
18 21.42 $ 12.33 $ 10.26 $ 12.36 $ 21.71 $ 87.46 $ 507.9 # 605.7 # 742.8 " 161.6 $ 128.6 $ 22.76 $ 18
19 22.51 $ 11.85 $ 10.35 $ 12.96 $ 23.13 $ 121.0 $ 978.9 # 585.0 # 725.4 " 149.0 $ 162.3 $ 22.11 $ 19
20 20.56 $ 11.32 $ 11.60 $ 13.13 $ 27.29 $ 255.7 $1969 $ 557.1 # 677.6 # 132.8 $ 189.6 $ 20.37 $ 20
21 22.47 $ 10.35 $ 12.49 $ 13.02 $ 69.79 $ 419.6 #3048 $ 533.8 # 806.8 " 125.8 $ 182.6 $ 17.14 $ 21
22 23.26 $ 10.81 $ 13.09 $ 13.62 $ 92.05 $ 339.7 $2761 $ 535.0 # 940.4 " 118.8 $ 160.0 $ 16.38 $ 22
23 22.28 $ 9.603$ 14.85 $ 16.49 $ 109.6 $ 272.5 $2178 $ 551.2 # 931.8 " 114.7 $ 135.4 $ 15.83 $ 23
24 20.10 $ 9.602$ 14.74 $ 17.18 $ 92.15 $ 227.0 $1801 $ 545.9 # 821.2 " 107.7 $ 117.4 $ 14.08 $ 24
25 20.24 $ 12.47 $ 14.46 $ 17.86 $ 87.19 $ 185.1 $1478 " 530.1 # 712.3 # 103.4 $ 101.3 $ 13.27 $ 25
26 18.85 $ 17.64 $ 13.37 $ 19.55 $ 70.99 $ 169.1 $1197 " 496.4 # 622.0 # 96.93 $ 93.42 $ 12.18 $ 26
27 17.67 $ 24.87 $ 14.02 $ 18.44 $ 57.10 $ 186.5 $1003 " 458.4 # 534.4 # 95.17 $ 85.86 $ 11.30 $ 27
28 17.02 $ 22.13 $ 14.11 $ 17.43 $ 52.45 $ 247.8 $ 809.7 " 430.6 # 503.7 # 97.40 $ 82.00 $ 10.97 $ 28
29 17.62 $ 14.44 $ 16.53 $ 52.44 $ 491.8 $ 668.2 # 393.9 # 548.6 # 111.5 $ 70.25 $ 10.32 $ 29
30 16.49 $ 25.51 $ 18.72 $ 49.60 $ 761.6 # 575.7 # 365.4 $ 618.5 # 114.9 $ 70.21 $ 10.41 $ 30
31 17.13 $ 26.30 $ 47.91 $ 504.2 # 344.8 $ 108.4 $ 10.42 $ 31
Mean 27.24 $ 14.14 $ 16.69 $ 15.68 $ 37.85 $ 170.8 $ 843.5 $ 416.3 $ 656.7 $ 242.9 $ 108.4 $ 29.95 $
Median 23.39 $ 12.53 $ 14.44 $ 15.67 $ 21.71 $ 93.91 $ 507.9 $ 393.9 $ 649.8 $ 192.1 $ 92.43 $ 26.93 $
Maximum 57.23 $ 24.87 $ 32.57 $ 25.38 $ 109.6 $ 761.6 $3048 $ 605.7 $1081 $ 611.2 $ 189.6 $ 67.19 $
Minimum 16.49 $ 9.602$ 10.26 $ 9.779$ 15.25 $ 44.75 $ 258.6 $ 268.3 $ 339.5 $ 95.17 $ 68.34 $ 10.32 $
Total 844.4 $ 396.0 $ 517.4 $ 470.4 $ 1173 $ 5123 $26147 $12905 $19700 $ 7529 $ 3252 $ 928.5 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 216.4 $ " ... Relative Uncertainty +/-10%
Ann. Median 69.79 $ # ... Relative Uncertainty +/-15%
Annual Total 78987 $ $ ... Relative Uncertainty +/-20%
Maximum Minimum
Daily 3048 $ 9.602$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 10.06 $ 2.439$ 2.892$ 5.135$ 12.79 $ 39.13 $ 35.20 $ 80.38 $ 39.98 $ 15.00 $ 5.975$ 1.626$ 1
2 9.132$ 4.352$ 2.017$ 5.846$ 12.71 $ 34.70 $ 41.13 $ 80.02 $ 35.99 $ 14.18 $ 4.706$ 1.589$ 2
3 8.891$ 6.080$ 1.941$ 5.924$ 12.25 $ 27.90 $ 44.85 $ 74.10 $ 34.31 $ 14.66 $ 3.764$ 1.966$ 3
4 8.460$ 3.522$ 2.247$ 7.629$ 12.59 $ 23.93 $ 42.87 $ 65.32 $ 37.82 $ 14.39 $ 3.431$ 2.728$ 4
5 7.087$ 3.370$ 2.140$ 9.762$ 14.07 $ 23.37 $ 40.30 $ 61.10 $ 39.78 $ 14.28 $ 4.549$ 4.908$ 5
6 6.068$ 3.452$ 2.681$ 9.735$ 11.58 $ 22.53 $ 37.67 $ 58.71 $ 37.18 $ 16.10 $ 4.353$ 5.573$ 6
7 6.014$ 2.930$ 3.602$ 9.101$ 12.26 $ 22.54 $ 35.34 $ 53.85 $ 41.54 $ 15.43 $ 3.833$ 6.375$ 7
8 5.982$ 2.960$ 3.697$ 9.532$ 13.66 $ 24.42 $ 40.00 $ 56.06 $ 74.47 $ 13.64 $ 3.782$ 6.638$ 8
9 5.669$ 3.916$ 3.402$ 8.974$ 12.30 $ 24.68 $ 78.50 $ 53.45 $ 99.00 $ 12.61 $ 3.614$ 6.335$ 9
10 5.137$ 3.488$ 3.458$ 8.700$ 12.42 $ 24.87 $ 88.92 $ 49.09 $ 106.8 $ 13.94 $ 6.520$ 4.781$ 10
11 4.675$ 3.014$ 2.743$ 8.556$ 13.09 $ 22.49 $ 87.62 $ 43.93 $ 97.68 $ 18.42 $ 13.15 $ 3.784$ 11
12 4.415$ 2.952$ 4.692$ 10.83 $ 13.29 $ 20.48 $ 123.1 $ 45.58 $ 98.29 $ 18.82 $ 14.01 $ 3.547$ 12
13 4.019$ 2.940$ 10.05 $ 10.97 $ 20.42 $ 21.04 $ 130.6 $ 62.46 $ 93.05 $ 16.57 $ 12.33 $ 3.142$ 13
14 10.68 $ 2.780$ 5.464$ 12.34 $ 20.64 $ 24.43 $ 109.2 $ 68.40 $ 85.21 $ 15.79 $ 10.52 $ 3.027$ 14
15 19.00 $ 2.523$ 4.973$ 16.45 $ 18.35 $ 29.76 $ 94.64 $ 66.90 $ 77.85 $ 14.40 $ 9.848$ 2.239$ 15
16 20.65 $ 2.279$ 4.070$ 14.77 $ 16.35 $ 32.94 $ 87.41 $ 63.41 $ 70.56 $ 13.33 $ 8.937$ 2.082$ 16
17 22.43 $ 2.709$ 3.579$ 12.81 $ 15.03 $ 37.02 $ 84.32 $ 64.56 $ 65.11 $ 12.19 $ 7.338$ 2.032$ 17
18 20.37 $ 3.260$ 3.170$ 14.17 $ 14.53 $ 39.58 $ 89.86 $ 72.92 $ 63.06 $ 10.54 $ 5.907$ 1.760$ 18
19 14.82 $ 3.206$ 3.065$ 10.23 $ 13.98 $ 41.67 $ 93.78 $ 72.16 $ 59.19 $ 9.484$ 4.384$ 1.546$ 19
20 8.778$ 3.492$ 3.134$ 9.699$ 13.70 $ 39.57 $ 92.53 $ 75.70 $ 50.74 $ 10.21 $ 3.674$ 1.485$ 20
21 6.651$ 3.564$ 3.522$ 9.426$ 15.55 $ 37.58 $ 86.84 $ 75.01 $ 45.27 $ 13.44 $ 3.314$ 1.781$ 21
22 6.240$ 3.521$ 3.634$ 9.746$ 15.85 $ 35.44 $ 80.14 $ 91.28 $ 39.97 $ 13.87 $ 3.748$ 2.249$ 22
23 4.521$ 3.527$ 4.999$ 9.161$ 18.94 $ 57.34 $ 73.16 $ 93.26 $ 36.47 $ 14.35 $ 3.835$ 2.561$ 23
24 4.903$ 3.050$ 5.055$ 9.740$ 19.51 $ 64.41 $ 65.15 $ 94.03 $ 32.25 $ 14.07 $ 3.750$ 2.329$ 24
25 4.455$ 2.910$ 4.784$ 10.31 $ 17.85 $ 56.47 $ 56.56 $ 79.35 $ 28.70 $ 12.16 $ 3.422$ 1.909$ 25
26 3.569$ 2.523$ 4.280$ 10.41 $ 20.03 $ 49.75 $ 59.37 $ 64.87 $ 24.88 $ 10.48 $ 2.858$ 2.361$ 26
27 4.739$ 2.371$ 4.168$ 10.31 $ 45.73 $ 45.27 $ 59.04 $ 55.97 $ 21.84 $ 10.46 $ 2.248$ 2.161$ 27
28 4.696$ 2.114$ 5.215$ 12.02 $ 49.27 $ 43.04 $ 68.05 $ 50.66 $ 19.69 $ 9.419$ 1.976$ 1.306$ 28
29 3.903$ 5.353$ 10.92 $ 48.48 $ 40.57 $ 82.97 $ 46.43 $ 18.12 $ 9.395$ 1.840$ 1.211$ 29
30 3.201$ 4.466$ 10.80 $ 34.78 $ 38.38 $ 84.56 $ 43.61 $ 16.46 $ 8.536$ 1.741$ 1.386$ 30
31 2.452$ 4.237$ 35.48 $ 81.75 $ 41.24 $ 7.063$ 1.546$ 31
Mean 8.119$ 3.187$ 3.959$ 10.13 $ 19.60 $ 34.84 $ 73.40 $ 64.64 $ 53.04 $ 13.14 $ 5.445$ 2.837$
Median 6.014$ 3.032$ 3.634$ 9.754$ 15.03 $ 35.07 $ 80.14 $ 64.56 $ 40.76 $ 13.87 $ 3.834$ 2.239$
Maximum 22.43 $ 6.080$ 10.05 $ 16.45 $ 49.27 $ 64.41 $ 130.6 $ 94.03 $ 106.8 $ 18.82 $ 14.01 $ 6.638$
Minimum 2.452$ 2.114$ 1.941$ 5.135$ 11.58 $ 20.48 $ 35.20 $ 41.24 $ 16.46 $ 7.063$ 1.741$ 1.211$
Total 251.7 $ 89.24 $ 122.7 $ 304.0 $ 607.5 $1045 $2276 $2004 $1591 $ 407.2 $ 163.4 $ 87.96 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 24.52 $ $ ... Relative Uncertainty +/-20%
Ann. Median 12.30 $
Annual Total 8950 $
Maximum Minimum
Daily 130.6 $ 1.211$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 1.527$ 5.399$ 2.526$ 2.243$ 3.987$ 6.124$ 49.96 $ 404.7 # 126.2 $ 157.2 $ 45.89 $ 16.06 $ 1
2 1.672$ 3.284$ 2.927$ 2.234$ 3.611$ 25.12 $ 89.46 $ 444.0 # 144.0 $ 146.9 $ 40.44 $ 14.10 $ 2
3 1.781$ 2.382$ 2.879$ 2.188$ 3.171$ 28.86 $ 110.9 $ 507.1 # 158.1 $ 167.2 $ 37.84 $ 11.75 $ 3
4 1.873$ 1.988$ 2.897$ 2.100$ 2.374$ 29.45 $ 97.55 $ 542.8 # 158.1 $ 161.2 $ 42.18 $ 10.03 $ 4
5 2.147$ 1.864$ 2.400$ 2.097$ 2.399$ 25.03 $ 81.16 $ 490.6 # 157.6 $ 145.3 $ 45.74 $ 9.245$ 5
6 3.310$ 1.684$ 2.461$ 2.127$ 3.112$ 22.19 $ 62.06 $ 447.4 # 145.3 $ 128.9 $ 46.40 $ 7.643$ 6
7 3.119$ 1.688$ 2.622$ 3.111$ 2.843$ 19.06 $ 51.29 $ 370.2 $ 125.3 $ 119.9 $ 51.33 $ 7.927$ 7
8 3.124$ 2.066$ 2.681$ 4.029$ 2.629$ 13.05 $ 42.51 $ 280.9 $ 111.5 $ 157.3 $ 81.12 $ 8.300$ 8
9 2.990$ 2.628$ 2.623$ 3.646$ 2.524$ 8.664$ 37.93 $ 251.9 $ 100.2 $ 237.1 $ 113.0 $ 8.591$ 9
10 2.929$ 2.690$ 2.977$ 3.436$ 2.253$ 6.649$ 34.31 $ 209.8 $ 88.71 $ 223.8 $ 116.9 $ 7.725$ 10
11 2.829$ 2.233$ 3.023$ 4.923$ 2.008$ 4.840$ 32.98 $ 179.9 $ 82.76 $ 206.9 $ 106.8 $ 6.300$ 11
12 2.649$ 1.868$ 2.975$ 5.277$ 1.857$ 5.914$ 34.82 $ 151.8 $ 79.14 $ 172.2 $ 89.30 $ 5.873$ 12
13 2.531$ 1.835$ 2.900$ 4.697$ 1.764$ 6.505$ 34.00 $ 131.0 $ 76.17 $ 150.6 $ 77.73 $ 5.098$ 13
14 2.481$ 1.760$ 2.804$ 3.979$ 1.740$ 7.456$ 30.14 $ 172.0 $ 70.19 $ 128.6 $ 74.74 $ 5.737$ 14
15 2.453$ 1.796$ 4.685$ 2.602$ 1.752$ 9.430$ 43.12 $ 200.0 $ 67.90 $ 110.6 $ 68.57 $ 6.953$ 15
16 2.514$ 1.727$ 2.608$ 2.225$ 1.832$ 14.09 $ 60.97 $ 314.2 $ 67.09 $ 98.79 $ 55.41 $ 6.455$ 16
17 2.446$ 1.697$ 2.160$ 2.364$ 2.870$ 13.79 $ 51.52 $ 341.8 $ 71.38 $ 90.40 $ 53.13 $ 5.406$ 17
18 2.534$ 1.987$ 2.304$ 2.016$ 3.549$ 13.16 $ 43.98 $ 302.9 $ 114.6 $ 91.82 $ 58.81 $ 4.589$ 18
19 2.608$ 1.803$ 2.499$ 2.016$ 3.845$ 14.02 $ 44.26 $ 277.6 $ 185.1 $ 91.70 $ 54.60 $ 4.093$ 19
20 2.554$ 1.835$ 2.557$ 2.249$ 8.605$ 15.10 $ 47.54 $ 246.0 $ 202.4 $ 83.48 $ 51.24 $ 3.937$ 20
21 2.724$ 1.771$ 2.531$ 2.107$ 12.89 $ 17.14 $ 53.31 $ 223.4 $ 214.3 $ 76.17 $ 47.79 $ 3.660$ 21
22 2.461$ 1.788$ 2.724$ 2.056$ 9.384$ 15.81 $ 51.98 $ 245.3 $ 250.9 $ 66.35 $ 42.98 $ 3.429$ 22
23 2.404$ 1.980$ 2.834$ 2.222$ 8.219$ 14.31 $ 57.46 $ 258.5 $ 247.5 $ 65.30 $ 36.67 $ 3.386$ 23
24 4.686$ 1.783$ 2.392$ 3.381$ 6.313$ 15.03 $ 56.14 $ 285.0 $ 211.2 $ 78.13 $ 30.23 $ 3.389$ 24
25 5.137$ 1.734$ 2.269$ 5.058$ 5.088$ 38.56 $ 59.18 $ 287.3 $ 187.7 $ 80.02 $ 25.16 $ 3.099$ 25
26 5.552$ 1.811$ 2.032$ 6.033$ 4.772$ 36.77 $ 101.9 $ 274.8 $ 169.8 $ 80.93 $ 22.80 $ 3.120$ 26
27 4.022$ 1.985$ 1.801$ 5.412$ 4.404$ 23.29 $ 93.04 $ 253.6 $ 182.1 $ 88.47 $ 21.01 $ 2.930$ 27
28 2.709$ 2.220$ 1.715$ 6.649$ 4.169$ 25.79 $ 103.7 $ 224.7 $ 212.2 $ 79.38 $ 19.20 $ 2.507$ 28
29 3.218$ 2.038$ 6.036$ 4.015$ 28.30 $ 189.3 $ 191.9 $ 222.7 $ 69.86 $ 19.14 $ 2.233$ 29
30 5.601$ 2.338$ 4.423$ 5.369$ 26.14 $ 308.3 $ 167.0 $ 188.6 $ 60.13 $ 17.63 $ 2.231$ 30
31 6.443$ 2.362$ 4.846$ 356.7 $ 144.9 $ 52.26 $ 3.135$ 31
Mean 3.065$ 2.117$ 2.598$ 3.431$ 4.135$ 17.65 $ 81.02 $ 284.6 $ 147.3 $ 118.3 $ 53.13 $ 6.094$
Median 2.649$ 1.849$ 2.557$ 2.857$ 3.549$ 15.06 $ 53.31 $ 258.5 $ 151.4 $ 98.79 $ 47.09 $ 5.406$
Maximum 6.443$ 5.399$ 4.685$ 6.649$ 12.89 $ 38.56 $ 356.7 $ 542.8 $ 250.9 $ 237.1 $ 116.9 $ 16.06 $
Minimum 1.527$ 1.684$ 1.715$ 2.016$ 1.740$ 4.840$ 30.14 $ 131.0 $ 67.09 $ 52.26 $ 17.63 $ 2.231$
Total 95.03 $ 59.28 $ 80.54 $ 102.9 $ 128.2 $ 529.6 $2511 $8823 $4419 $3667 $1594 $ 188.9 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 60.82 $ # ... Relative Uncertainty +/-15%
Ann. Median 9.245$ $ ... Relative Uncertainty +/-20%
Annual Total 22198 $
Maximum Minimum
Daily 542.8 $ 1.527$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 3.255$ 0.913$ 1.460$ 1.847$ 9.292$ 25.24 $ 31.55 $ 33.94 $ 105.7 $ 209.4 $ 18.10 $ 56.33 $ 1
2 3.143$ 1.176$ 1.484$ 2.391$ 6.909$ 22.86 $ 31.34 $ 53.59 $ 106.6 $ 176.4 $ 17.99 $ 46.70 $ 2
3 3.251$ 2.272$ 1.867$ 2.563$ 6.247$ 17.02 $ 23.79 $ 77.98 $ 98.46 $ 158.0 $ 18.89 $ 36.88 $ 3
4 3.530$ 2.444$ 1.782$ 3.011$ 4.921$ 12.31 $ 18.02 $ 102.2 $ 173.5 $ 140.1 $ 21.55 $ 28.93 $ 4
5 3.185$ 2.258$ 1.593$ 5.076$ 10.06 $ 9.325$ 14.28 $ 77.48 $ 293.4 $ 121.6 $ 34.89 $ 23.34 $ 5
6 3.264$ 2.604$ 1.497$ 4.601$ 9.056$ 11.40 $ 12.07 $ 48.95 $ 322.7 $ 105.7 $ 41.88 $ 19.63 $ 6
7 3.965$ 2.516$ 1.265$ 3.689$ 9.359$ 14.75 $ 17.79 $ 131.4 $ 320.1 $ 91.19 $ 40.99 $ 17.79 $ 7
8 3.671$ 2.412$ 1.133$ 3.517$ 17.27 $ 12.90 $ 23.15 $ 177.8 $ 330.7 $ 78.40 $ 34.11 $ 16.01 $ 8
9 3.168$ 2.170$ 0.999$ 3.082$ 15.32 $ 12.36 $ 20.75 $ 135.6 $ 319.4 $ 67.28 $ 29.54 $ 12.61 $ 9
10 2.970$ 1.741$ 1.081$ 2.409$ 13.97 $ 14.26 $ 14.29 $ 101.0 $ 260.1 $ 57.17 $ 26.33 $ 10.43 $ 10
11 2.729$ 1.614$ 0.990$ 2.449$ 13.16 $ 28.06 $ 10.96 $ 75.82 $ 198.1 $ 49.54 $ 25.67 $ 9.537$ 11
12 2.747$ 1.600$ 0.994$ 2.788$ 13.26 $ 36.00 $ 9.643$ 57.88 $ 157.2 $ 44.96 $ 23.55 $ 10.71 $ 12
13 2.351$ 1.813$ 1.253$ 3.205$ 12.78 $ 79.34 $ 11.06 $ 195.4 $ 121.4 $ 42.12 $ 20.84 $ 12.00 $ 13
14 2.387$ 1.490$ 1.100$ 3.315$ 14.08 $ 72.70 $ 20.44 $ 269.9 $ 106.9 $ 53.54 $ 18.17 $ 12.48 $ 14
15 2.319$ 1.455$ 1.011$ 2.964$ 12.79 $ 63.10 $ 19.49 $ 286.8 $ 88.69 $ 55.98 $ 16.20 $ 11.72 $ 15
16 2.137$ 1.534$ 1.055$ 2.533$ 12.44 $ 51.95 $ 19.03 $ 273.3 $ 76.88 $ 52.70 $ 14.19 $ 11.23 $ 16
17 2.115$ 1.249$ 1.094$ 2.778$ 13.25 $ 44.96 $ 31.83 $ 241.6 $ 64.97 $ 47.54 $ 12.58 $ 10.14 $ 17
18 2.336$ 1.477$ 0.992$ 2.756$ 13.87 $ 38.36 $ 42.29 $ 280.6 $ 60.50 $ 42.94 $ 11.38 $ 10.02 $ 18
19 2.112$ 1.588$ 0.987$ 3.087$ 12.32 $ 40.10 $ 42.93 $ 226.1 $ 63.63 $ 39.76 $ 10.05 $ 8.463$ 19
20 1.647$ 1.901$ 0.997$ 3.776$ 11.33 $ 56.44 $ 37.86 $ 171.2 $ 63.23 $ 35.48 $ 8.979$ 6.429$ 20
21 1.423$ 1.899$ 1.246$ 5.091$ 11.25 $ 71.87 $ 32.07 $ 143.3 $ 66.92 $ 31.42 $ 7.774$ 5.873$ 21
22 1.394$ 1.627$ 1.364$ 6.082$ 11.03 $ 53.26 $ 25.07 $ 184.9 $ 106.3 $ 32.06 $ 6.848$ 4.937$ 22
23 1.506$ 1.783$ 1.256$ 6.799$ 12.69 $ 39.26 $ 21.93 $ 259.4 $ 102.7 $ 39.54 $ 5.953$ 4.361$ 23
24 1.417$ 1.227$ 1.076$ 6.704$ 10.24 $ 30.16 $ 186.4 $ 265.2 $ 108.5 $ 38.33 $ 5.650$ 3.799$ 24
25 1.227$ 1.105$ 1.008$ 6.491$ 9.583$ 26.09 $ 183.4 $ 226.2 $ 112.1 $ 33.16 $ 5.021$ 3.496$ 25
26 1.558$ 1.490$ 1.097$ 5.573$ 9.552$ 24.07 $ 135.8 $ 185.5 $ 122.9 $ 29.68 $ 4.295$ 2.622$ 26
27 1.309$ 1.841$ 1.973$ 5.062$ 9.250$ 24.83 $ 107.9 $ 175.8 $ 193.0 $ 25.98 $ 3.962$ 2.369$ 27
28 1.293$ 1.769$ 1.880$ 6.625$ 7.641$ 29.81 $ 90.88 $ 146.8 $ 272.3 $ 23.65 $ 4.063$ 2.138$ 28
29 1.629$ 1.607$ 1.868$ 9.591$ 6.139$ 28.32 $ 67.54 $ 124.2 $ 271.1 $ 21.73 $ 19.70 $ 2.083$ 29
30 1.268$ 1.731$ 13.87 $ 5.795$ 26.11 $ 41.55 $ 98.35 $ 243.8 $ 20.84 $ 55.41 $ 1.928$ 30
31 0.959$ 1.725$ 13.64 $ 24.61 $ 82.46 $ 19.15 $ 1.425$ 31
Mean 2.299$ 1.744$ 1.318$ 4.457$ 10.92 $ 33.91 $ 44.19 $ 158.4 $ 164.4 $ 64.04 $ 18.82 $ 13.11 $
Median 2.319$ 1.627$ 1.246$ 3.416$ 11.25 $ 28.19 $ 24.61 $ 146.8 $ 116.8 $ 44.96 $ 18.04 $ 10.14 $
Maximum 3.965$ 2.604$ 1.973$ 13.87 $ 17.27 $ 79.34 $ 186.4 $ 286.8 $ 330.7 $ 209.4 $ 55.41 $ 56.33 $
Minimum 0.959$ 0.913$ 0.987$ 1.847$ 4.921$ 9.325$ 9.643$ 33.94 $ 60.50 $ 19.15 $ 3.962$ 1.425$
Total 71.27 $ 50.58 $ 40.86 $ 133.7 $ 338.5 $1017 $1370 $4911 $4932 $1985 $ 564.5 $ 406.4 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 43.23 $ $ ... Relative Uncertainty +/-20%
Ann. Median 12.73 $
Annual Total 15820 $
Maximum Minimum
Daily 330.7 $ 0.913$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 1.417$ 0.760$ 0.687$ 3.149$ 5.802$ 91.65 $ 67.92 $ 312.9 $ 244.2 $ 596.0 # 70.29 $ 36.86 $ 1
2 1.470$ 0.652$ 0.604$ 2.912$ 27.63 $ 68.71 $ 71.02 $ 278.1 $ 225.8 $ 533.6 # 65.89 $ 36.97 $ 2
3 1.382$ 0.631$ 0.596$ 2.483$ 32.77 $ 55.06 $ 76.10 $ 244.1 $ 220.5 $ 464.4 # 57.64 $ 35.42 $ 3
4 1.471$ 0.589$ 0.633$ 2.305$ 25.60 $ 47.16 $ 81.31 $ 221.4 $ 254.3 $ 396.5 $ 53.20 $ 33.53 $ 4
5 1.539$ 0.573$ 0.668$ 2.151$ 21.80 $ 48.03 $ 80.12 $ 248.8 $ 282.1 $ 324.2 $ 46.11 $ 31.61 $ 5
6 1.458$ 0.581$ 1.005$ 2.214$ 20.43 $ 49.27 $ 76.39 $ 341.3 $ 233.9 $ 285.3 $ 45.18 $ 28.63 $ 6
7 1.455$ 0.637$ 1.369$ 2.193$ 19.47 $ 48.62 $ 73.65 $ 434.7 # 206.9 $ 264.7 $ 49.39 $ 25.71 $ 7
8 1.620$ 0.662$ 1.146$ 1.926$ 31.15 $ 46.20 $ 71.23 $ 648.6 # 191.7 $ 245.3 $ 47.71 $ 24.72 $ 8
9 1.341$ 0.635$ 1.038$ 1.820$ 62.95 $ 52.07 $ 74.81 $ 773.3 # 169.3 $ 226.9 $ 44.34 $ 23.29 $ 9
10 1.225$ 0.594$ 1.066$ 1.862$ 82.16 $ 53.15 $ 91.55 $ 839.5 # 153.2 $ 211.2 $ 40.69 $ 21.56 $ 10
11 1.656$ 0.584$ 1.017$ 1.895$ 71.17 $ 46.50 $ 93.35 $ 779.5 # 178.1 $ 197.3 $ 36.20 $ 19.74 $ 11
12 1.608$ 0.589$ 1.081$ 2.758$ 51.11 $ 40.83 $ 90.88 $ 713.5 # 261.9 $ 188.0 $ 32.82 $ 17.96 $ 12
13 1.271$ 0.544$ 1.323$ 4.059$ 39.32 $ 36.79 $ 89.53 $ 670.5 # 288.8 $ 174.5 $ 32.64 $ 15.53 $ 13
14 1.177$ 0.480$ 1.581$ 5.857$ 32.63 $ 37.04 $ 99.29 $ 645.8 # 345.8 $ 163.1 $ 33.21 $ 13.50 $ 14
15 1.686$ 0.484$ 2.191$ 5.344$ 28.71 $ 40.42 $ 155.5 $ 634.3 # 615.8 # 151.5 $ 31.66 $ 12.04 $ 15
16 2.667$ 0.498$ 2.204$ 5.861$ 27.01 $ 34.29 $ 220.2 $ 730.6 # 763.3 # 140.5 $ 29.11 $ 10.57 $ 16
17 2.404$ 0.507$ 2.117$ 3.701$ 47.04 $ 36.09 $ 290.1 $ 757.7 # 976.5 # 133.0 $ 26.53 $ 9.190$ 17
18 2.050$ 0.515$ 2.077$ 4.753$ 55.37 $ 36.91 $ 300.6 $ 760.2 #1135 # 120.1 $ 26.65 $ 8.871$ 18
19 2.305$ 0.565$ 2.023$ 5.606$ 48.25 $ 53.98 $ 293.9 $ 694.7 #1062 # 128.2 $ 24.39 $ 8.190$ 19
20 1.881$ 0.551$ 2.137$ 6.853$ 41.98 $ 58.99 $ 301.0 $ 607.7 #1031 # 158.0 $ 22.54 $ 10.20 $ 20
21 1.477$ 0.550$ 2.166$ 7.513$ 36.69 $ 48.50 $ 272.6 $ 523.5 #1179 # 154.2 $ 21.55 $ 12.03 $ 21
22 1.804$ 0.799$ 2.261$ 7.412$ 32.98 $ 42.14 $ 237.5 $ 464.4 #1144 # 156.4 $ 23.68 $ 8.203$ 22
23 2.036$ 1.169$ 2.321$ 6.846$ 30.23 $ 45.18 $ 196.9 $ 418.4 #1385 $ 149.7 $ 32.27 $ 7.282$ 23
24 1.765$ 1.213$ 2.226$ 6.460$ 26.32 $ 63.71 $ 211.7 $ 390.6 #1646 $ 146.6 $ 31.49 $ 6.300$ 24
25 1.357$ 1.255$ 2.261$ 6.737$ 24.70 $ 71.11 $ 204.1 $ 357.7 $1531 $ 139.1 $ 30.40 $ 6.132$ 25
26 1.399$ 1.237$ 3.735$ 5.147$ 23.90 $ 81.77 $ 213.6 $ 355.7 $1231 # 126.3 $ 28.23 $ 6.334$ 26
27 1.750$ 1.128$ 4.196$ 4.353$ 23.11 $ 80.79 $ 288.2 $ 353.6 $ 978.6 # 120.7 $ 26.59 $ 6.058$ 27
28 1.553$ 0.915$ 3.225$ 3.119$ 30.53 $ 78.99 $ 329.7 $ 330.9 $ 794.3 # 112.7 $ 25.33 $ 5.691$ 28
29 1.361$ 3.221$ 2.973$ 32.83 $ 73.86 $ 360.2 $ 287.5 $ 673.5 # 100.4 $ 25.99 $ 5.317$ 29
30 1.214$ 4.538$ 3.222$ 77.34 $ 70.55 $ 348.7 $ 263.2 $ 646.5 # 84.48 $ 31.84 $ 5.392$ 30
31 0.993$ 3.635$ 123.1 $ 329.6 $ 271.3 $ 76.94 $ 5.327$ 31
Mean 1.606$ 0.711$ 1.947$ 4.116$ 39.81 $ 54.61 $ 183.6 $ 495.3 $ 668.3 $ 208.7 $ 36.45 $ 16.07 $
Median 1.477$ 0.591$ 2.077$ 3.461$ 32.63 $ 48.95 $ 196.9 $ 434.7 $ 631.2 $ 156.4 $ 32.05 $ 12.03 $
Maximum 2.667$ 1.255$ 4.538$ 7.513$ 123.1 $ 91.65 $ 360.2 $ 839.5 $1646 $ 596.0 $ 70.29 $ 36.97 $
Minimum 0.993$ 0.480$ 0.596$ 1.820$ 5.802$ 34.29 $ 67.92 $ 221.4 $ 153.2 $ 76.94 $ 21.55 $ 5.317$
Total 49.79$ 19.90$ 60.35$ 123.5 $ 1234 $ 1638 $ 5691 $15354 $20049 $ 6470 $ 1094 $ 498.2 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 143.2 $ # ... Relative Uncertainty +/-15%
Ann. Median 32.83 $ $ ... Relative Uncertainty +/-20%
Annual Total 52281 $
Maximum Minimum
Daily 1646 $ 0.480$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 4.929$ 3.602$ 1.540& 6.926$ 9.792$ 34.55 $ 83.66 $ 406.4 # 577.8 # 224.4 $ 40.25 $ 31.01 $ 1
2 4.582$ 3.495$ 1.633& 6.027$ 8.571$ 33.88 $ 123.8 $ 356.6 $ 538.0 # 201.3 $ 38.23 $ 31.52 $ 2
3 5.150$ 2.909$ 1.856& 5.718$ 8.302$ 32.28 $ 193.4 $ 296.9 $ 456.6 # 179.6 $ 38.84 $ 29.70 $ 3
4 5.374$ 2.543$ 1.833$ 5.265$ 9.717$ 28.50 $ 176.3 $ 256.8 $ 384.9 $ 163.4 $ 38.63 $ 27.25 $ 4
5 5.799$ 2.419$ 1.828& 5.396$ 13.58 $ 25.94 $ 180.9 $ 231.5 $ 328.8 $ 160.0 $ 36.90 $ 25.39 $ 5
6 5.850$ 2.819$ 2.095$ 5.279$ 14.95 $ 26.20 $ 299.8 $ 213.6 $ 306.4 $ 176.0 $ 36.94 $ 25.67 $ 6
7 4.857$ 3.301$ 2.186$ 5.099$ 17.74 $ 37.52 $ 558.1 # 198.9 $ 301.5 $ 169.0 $ 42.10 $ 25.37 $ 7
8 4.828$ 3.131$ 2.224$ 4.910$ 23.23 $ 38.40 $ 891.9 # 182.3 $ 411.8 $ 157.8 $ 43.31 $ 23.79 $ 8
9 3.850$ 4.466$ 2.471$ 8.944$ 28.53 $ 37.76 $1021 # 166.0 $ 558.0 # 149.8 $ 52.23 $ 21.71 $ 9
10 3.553$ 5.321$ 2.532$ 9.643$ 26.32 $ 44.01 $ 879.1 # 152.0 $ 528.2 # 139.4 $ 52.21 $ 20.21 $ 10
11 2.676$ 3.834$ 2.510$ 6.194$ 22.20 $ 47.95 $ 702.9 # 136.8 $ 532.6 # 132.1 $ 41.75 $ 19.11 $ 11
12 2.928$ 3.162$ 2.620$ 5.007$ 20.67 $ 40.79 $ 588.9 # 119.1 $ 505.6 # 127.0 $ 43.53 $ 18.30 $ 12
13 2.754$ 3.206$ 2.649$ 4.463$ 19.27 $ 35.21 $ 489.7 # 105.7 $ 451.5 # 118.1 $ 42.30 $ 15.91 $ 13
14 2.743$ 2.809$ 2.563$ 4.419$ 18.54 $ 32.20 $ 467.5 # 96.18 $ 377.3 $ 107.5 $ 35.30 $ 14.34 $ 14
15 2.453$ 2.509$ 2.543$ 4.443$ 19.68 $ 47.07 $ 504.9 # 93.19 $ 309.7 $ 95.05 $ 32.05 $ 13.76 $ 15
16 2.512$ 2.335$ 2.889$ 4.505$ 20.45 $ 55.17 $ 470.7 # 90.45 $ 258.7 $ 84.05 $ 33.96 $ 13.70 $ 16
17 2.086$ 2.172$ 4.374$ 4.856$ 20.06 $ 53.97 $ 427.2 # 93.01 $ 221.4 $ 71.16 $ 34.11 $ 12.90 $ 17
18 2.083$ 2.160$ 5.621$ 4.654$ 29.67 $ 79.13 $ 390.6 $ 116.4 $ 197.3 $ 65.43 $ 30.92 $ 11.93 $ 18
19 2.185$ 2.115$ 5.966$ 4.419$ 54.78 $ 93.33 $ 337.3 $ 232.3 $ 176.4 $ 64.71 $ 28.32 $ 11.26 $ 19
20 2.399$ 5.631$ 4.570$ 4.593$ 52.06 $ 110.0 $ 304.6 $ 253.5 $ 159.9 $ 62.19 $ 26.35 $ 9.915$ 20
21 2.328$ 4.105$ 4.649$ 4.846$ 62.94 $ 117.3 $ 280.2 $ 267.2 $ 173.1 $ 66.36 $ 27.85 $ 9.571$ 21
22 2.111$ 2.869$ 4.027$ 4.791$ 54.52 $ 197.3 $ 338.8 $ 313.6 $ 223.8 $ 60.33 $ 28.57 $ 8.922$ 22
23 1.957$ 2.331$ 3.141$ 5.259$ 45.37 $ 170.5 $ 423.1 # 293.9 $ 219.4 $ 94.94 $ 28.56 $ 8.182$ 23
24 1.986$ 1.888$ 2.757$ 6.149$ 45.03 $ 144.6 $ 416.6 # 264.0 $ 208.4 $ 81.99 $ 26.53 $ 7.419$ 24
25 1.981$ 1.939$ 2.887$ 6.356$ 69.61 $ 131.6 $ 393.8 # 244.4 $ 208.0 $ 69.50 $ 24.44 $ 6.133$ 25
26 2.133$ 1.489& 3.537$ 5.692$ 61.77 $ 120.2 $ 443.7 # 254.3 $ 207.6 $ 62.88 $ 22.40 $ 5.584$ 26
27 2.237$ 1.553& 4.427$ 6.014$ 50.86 $ 116.4 $ 533.2 # 267.7 $ 236.9 $ 58.18 $ 28.01 $ 5.566$ 27
28 2.079$ 1.537& 5.141$ 10.05 $ 51.18 $ 105.4 $ 530.0 # 254.6 $ 279.5 $ 52.46 $ 32.95 $ 5.321$ 28
29 2.169$ 5.561$ 11.92 $ 48.16 $ 94.59 $ 544.8 # 428.7 $ 268.8 $ 47.88 $ 34.85 $ 5.194$ 29
30 2.413$ 7.260$ 10.42 $ 40.89 $ 86.09 $ 520.6 # 572.8 # 248.4 $ 43.20 $ 32.65 $ 5.029$ 30
31 3.027$ 6.849$ 36.49 $ 461.6 # 587.5 # 41.92 $ 4.735$ 31
Mean 3.162$ 2.916& 3.443& 6.075$ 32.42 $ 73.93 $ 450.9 $ 243.4 $ 328.5 $ 107.3 $ 35.17 $ 15.30 $
Median 2.512$ 2.814& 2.757& 5.272$ 26.32 $ 50.96 $ 443.7 $ 244.4 $ 290.5 $ 94.94 $ 34.48 $ 13.70 $
Maximum 5.850$ 5.631& 7.260& 11.92 $ 69.61 $ 197.3 $1021 $ 587.5 $ 577.8 $ 224.4 $ 52.23 $ 31.52 $
Minimum 1.957$ 1.489& 1.540& 4.419$ 8.302$ 25.94 $ 83.66 $ 90.45 $ 159.9 $ 41.92 $ 22.40 $ 4.735$
Total 98.01$ 81.65& 106.7 & 182.3 $ 1005 $ 2218 $13979 $ 7546 $ 9856 $ 3328 $ 1055 $ 474.4 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 109.4 & # ... Relative Uncertainty +/-15%
Ann. Median 32.05 & $ ... Relative Uncertainty +/-20%
Annual Total 39930 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 1021 & 1.489&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 4.862$ 2.266$ 4.144$ 4.914$ 17.15 $ 18.57 $ 51.68 $ 389.3 $ 194.1 $ 42.46 $ 17.25 $ 5.386$ 1
2 4.845$ 2.359$ 2.814$ 4.705$ 15.38 $ 23.87 $ 51.91 $ 383.2 # 189.5 $ 39.25 $ 16.80 $ 5.209$ 2
3 5.371$ 2.826$ 2.993$ 4.593$ 18.51 $ 36.42 $ 52.45 $ 365.8 $ 167.1 $ 42.03 $ 15.45 $ 5.061$ 3
4 5.691$ 2.951$ 5.883$ 4.479$ 42.62 $ 48.86 $ 49.16 $ 321.1 $ 150.5 $ 38.16 $ 15.65 $ 5.043$ 4
5 5.482$ 2.598$ 3.945$ 4.562$ 37.40 $ 49.50 $ 45.65 $ 262.3 $ 139.8 $ 36.62 $ 12.91 $ 5.321$ 5
6 3.917$ 3.732$ 3.520$ 4.521$ 28.77 $ 45.15 $ 46.00 $ 213.8 $ 124.4 $ 33.84 $ 11.77 $ 10.36 $ 6
7 3.209$ 3.899$ 3.136$ 4.485$ 24.75 $ 43.54 $ 54.27 $ 187.7 $ 112.2 $ 34.06 $ 11.17 $ 14.39 $ 7
8 3.338$ 3.955$ 2.725$ 4.962$ 22.63 $ 40.53 $ 71.33 $ 197.5 $ 106.6 $ 32.00 $ 10.61 $ 22.99 $ 8
9 3.318$ 3.632$ 2.600$ 6.683$ 20.77 $ 43.13 $ 76.59 $ 232.0 $ 103.8 $ 29.93 $ 10.88 $ 14.03 $ 9
10 3.434$ 3.641$ 3.497$ 16.85 $ 19.94 $ 38.91 $ 82.09 $ 230.3 $ 103.2 $ 27.79 $ 11.19 $ 9.867$ 10
11 5.132$ 3.971$ 3.374$ 18.98 $ 19.66 $ 30.64 $ 81.48 $ 233.8 $ 122.4 $ 24.97 $ 10.40 $ 8.417$ 11
12 4.895$ 3.946$ 3.545$ 26.12 $ 19.21 $ 34.23 $ 69.45 $ 219.2 $ 151.7 $ 22.43 $ 9.639$ 6.660$ 12
13 3.890$ 4.171$ 3.493$ 23.76 $ 18.65 $ 33.04 $ 59.83 $ 204.7 $ 181.5 $ 28.89 $ 8.677$ 5.692$ 13
14 3.234$ 3.919$ 4.012$ 31.67 $ 17.94 $ 32.05 $ 53.47 $ 195.7 $ 190.5 $ 21.14 $ 8.015$ 5.290$ 14
15 3.085$ 3.515$ 6.140$ 22.06 $ 17.59 $ 30.52 $ 49.91 $ 171.5 $ 172.8 $ 19.66 $ 7.325$ 4.238$ 15
16 3.036$ 2.477$ 8.137$ 16.04 $ 18.83 $ 28.62 $ 47.96 $ 153.6 $ 164.2 $ 18.43 $ 7.043$ 3.756$ 16
17 2.945$ 2.577$ 7.788$ 12.80 $ 36.20 $ 34.26 $ 43.68 $ 154.4 $ 157.2 $ 18.37 $ 6.819$ 3.495$ 17
18 2.867$ 2.478$ 7.518$ 11.17 $ 42.55 $ 32.54 $ 51.79 $ 156.9 $ 147.6 $ 18.29 $ 7.084$ 3.532$ 18
19 2.704$ 2.219$ 8.477$ 10.51 $ 38.70 $ 35.51 $ 78.66 $ 157.7 $ 139.7 $ 23.65 $ 7.020$ 3.486$ 19
20 2.659$ 2.281$ 7.487$ 9.874$ 33.19 $ 44.51 $ 194.8 $ 230.4 $ 122.7 $ 27.10 $ 6.772$ 3.384$ 20
21 2.288$ 1.987$ 6.809$ 9.462$ 28.67 $ 76.19 $ 219.3 $ 268.2 $ 108.7 $ 23.75 $ 6.550$ 3.396$ 21
22 2.324$ 2.030$ 5.434$ 9.292$ 25.66 $ 183.0 $ 192.6 $ 311.5 $ 103.3 $ 22.76 $ 6.336$ 3.290$ 22
23 2.211$ 2.193$ 4.381$ 11.51 $ 23.33 $ 153.2 $ 213.8 $ 307.5 $ 88.10 $ 18.52 $ 5.721$ 2.884$ 23
24 2.077$ 2.761$ 5.822$ 12.30 $ 22.69 $ 124.8 $ 201.1 $ 255.9 $ 76.31 $ 18.48 $ 4.970$ 2.655$ 24
25 2.279$ 2.820$ 5.003$ 12.47 $ 22.07 $ 100.9 $ 174.8 $ 213.1 $ 66.83 $ 23.79 $ 5.898$ 2.173$ 25
26 3.437$ 4.201$ 4.187$ 10.76 $ 22.32 $ 92.87 $ 163.7 $ 181.8 $ 63.73 $ 18.43 $ 6.089$ 1.796& 26
27 3.695$ 6.413$ 3.985$ 9.104$ 23.53 $ 81.57 $ 146.4 $ 159.1 $ 64.78 $ 17.32 $ 6.100$ 1.789& 27
28 3.079$ 5.842$ 4.279$ 7.996$ 22.97 $ 68.01 $ 131.4 $ 145.1 $ 56.97 $ 16.40 $ 5.714$ 1.865& 28
29 2.724$ 4.749$ 10.22 $ 22.12 $ 57.36 $ 128.5 $ 150.5 $ 52.21 $ 15.33 $ 5.509$ 1.819& 29
30 2.765$ 4.862$ 15.08 $ 21.97 $ 53.78 $ 131.3 $ 176.9 $ 45.81 $ 14.26 $ 5.593$ 1.825& 30
31 2.446$ 4.952$ 20.88 $ 244.2 $ 173.7 $ 17.18 $ 1.980$ 31
Mean 3.459$ 3.274$ 4.829$ 11.73 $ 24.73 $ 57.20 $ 105.1 $ 225.9 $ 122.3 $ 25.33 $ 9.032$ 5.519&
Median 3.209$ 2.888$ 4.279$ 10.36 $ 22.32 $ 43.34 $ 76.59 $ 213.1 $ 122.5 $ 23.65 $ 7.204$ 3.756&
Maximum 5.691$ 6.413$ 8.477$ 31.67 $ 42.62 $ 183.0 $ 244.2 $ 389.3 $ 194.1 $ 42.46 $ 17.25 $ 22.99 &
Minimum 2.077$ 1.987$ 2.600$ 4.479$ 15.38 $ 18.57 $ 43.68 $ 145.1 $ 45.81 $ 14.26 $ 4.970$ 1.789&
Total 107.2 $ 91.66 $ 149.7 $ 351.9 $ 766.6 $1716 $3259 $7004 $3668 $ 785.3 $ 271.0 $ 171.1 &
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 50.25 & # ... Relative Uncertainty +/-15%
Ann. Median 17.59 & $ ... Relative Uncertainty +/-20%
Annual Total 18342 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 389.3 & 1.789&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 2.013$ 18.52 $ 4.487$ 5.464$ 33.69 $ 70.71 $ 158.2 $ 440.2 # 972.5 # 457.1 # 81.43 $ 23.35 $ 1
2 1.972$ 17.52 $ 4.193$ 5.127$ 31.80 $ 62.21 $ 149.5 $ 426.4 # 873.4 # 516.0 # 89.94 $ 21.76 $ 2
3 2.394$ 16.38 $ 4.308$ 4.804$ 34.90 $ 56.76 $ 209.0 $ 417.1 # 758.7 # 533.1 # 93.25 $ 20.23 $ 3
4 3.272$ 14.78 $ 4.362$ 5.161$ 35.35 $ 56.99 $ 200.5 $ 409.0 # 667.7 # 540.3 # 95.31 $ 19.92 $ 4
5 3.050$ 12.42 $ 4.282$ 5.864$ 36.25 $ 59.98 $ 163.2 $ 385.6 # 598.0 # 533.6 # 88.92 $ 18.83 $ 5
6 2.795$ 10.37 $ 4.335$ 5.590$ 36.67 $ 57.61 $ 143.1 $ 348.9 $ 523.4 # 517.1 # 77.67 $ 18.78 $ 6
7 2.075$ 9.188$ 4.458$ 6.730$ 50.46 $ 111.6 $ 131.6 $ 374.1 $ 538.7 # 501.7 # 70.82 $ 18.44 $ 7
8 1.840& 8.425$ 4.388$ 6.419$ 69.42 $ 138.0 $ 138.5 $ 455.2 # 625.0 # 514.0 # 63.39 $ 16.56 $ 8
9 2.014$ 6.337$ 4.192$ 5.428$ 65.55 $ 126.5 $ 176.1 $ 505.9 # 631.9 # 539.7 # 55.44 $ 15.60 $ 9
10 2.029$ 5.344$ 3.670$ 5.256$ 61.81 $ 152.7 $ 259.0 $ 574.0 # 624.9 # 498.1 # 54.33 $ 14.84 $ 10
11 2.200$ 5.233$ 3.955$ 5.099$ 59.52 $ 152.5 $ 325.2 $ 630.1 # 612.6 # 448.9 # 59.74 $ 14.06 $ 11
12 2.572$ 5.428$ 4.176$ 6.254$ 56.81 $ 132.3 $ 373.1 $ 683.7 # 571.5 # 411.0 # 61.30 $ 36.19 $ 12
13 2.842$ 6.015$ 3.968$ 8.251$ 54.43 $ 130.4 $ 363.5 $ 674.1 # 510.9 # 366.2 $ 62.43 $ 53.15 $ 13
14 2.629$ 4.539$ 4.045$ 9.149$ 57.19 $ 132.5 $ 315.4 $ 633.3 # 453.3 # 322.5 $ 60.76 $ 42.63 $ 14
15 2.739$ 4.345$ 3.505$ 10.42 $ 63.72 $ 128.2 $ 327.2 $ 595.4 # 416.9 # 309.4 $ 55.99 $ 38.08 $ 15
16 2.238$ 3.595$ 2.325$ 7.691$ 57.73 $ 122.5 $ 612.1 # 561.7 # 437.8 # 291.9 $ 51.05 $ 33.28 $ 16
17 1.849$ 3.028$ 3.480$ 7.650$ 52.83 $ 102.5 $1128 $ 574.8 # 427.0 # 272.6 $ 49.92 $ 28.16 $ 17
18 15.48 $ 2.585$ 4.185$ 7.791$ 41.99 $ 92.57 $2281 $ 720.8 # 410.5 # 262.4 $ 47.08 $ 24.66 $ 18
19 186.6 $ 2.121$ 4.313$ 23.46 $ 36.41 $ 83.64 $1963 $ 756.3 # 473.3 # 251.7 $ 44.11 $ 21.78 $ 19
20 114.5 $ 2.092$ 4.181$ 26.29 $ 29.88 $ 86.73 $1347 $ 760.8 # 471.2 # 257.6 $ 40.55 $ 19.03 $ 20
21 86.02 $ 2.500$ 4.158$ 21.38 $ 60.84 $ 113.5 $1133 # 749.0 # 470.1 # 248.9 $ 37.37 $ 17.48 $ 21
22 85.83 $ 6.273$ 4.317$ 26.80 $ 101.5 $ 122.9 $1036 # 845.7 # 460.8 # 226.3 $ 33.74 $ 15.55 $ 22
23 67.68 $ 8.432$ 4.629$ 28.27 $ 100.8 $ 126.3 $ 945.4 # 801.3 # 497.4 # 195.1 $ 32.01 $ 13.75 $ 23
24 47.45 $ 7.200$ 5.348$ 25.60 $ 120.8 $ 119.3 $ 854.1 # 685.6 # 500.9 # 177.9 $ 29.45 $ 11.98 $ 24
25 34.89 $ 5.946$ 6.167$ 27.51 $ 117.1 $ 138.6 $ 739.0 # 585.7 # 469.8 # 158.2 $ 29.09 $ 11.00 $ 25
26 27.85 $ 4.733$ 6.085$ 31.15 $ 117.8 $ 184.5 $ 643.8 # 519.6 # 431.2 # 141.2 $ 30.60 $ 10.16 $ 26
27 27.26 $ 4.330$ 7.528$ 33.70 $ 96.84 $ 163.6 $ 586.9 # 583.0 # 436.0 # 107.9 $ 34.90 $ 15.25 $ 27
28 25.48 $ 3.916$ 7.590$ 34.00 $ 109.6 $ 140.5 $ 535.8 # 770.7 # 488.3 # 98.39 $ 32.73 $ 16.48 $ 28
29 22.38 $ 3.960$ 6.490$ 36.02 $ 120.9 $ 157.8 $ 472.8 #1109 # 478.2 # 96.32 $ 28.61 $ 16.52 $ 29
30 19.03 $ 6.048$ 38.46 $ 102.2 $ 166.5 $ 438.3 #1207 # 457.4 # 90.25 $ 25.32 $ 16.26 $ 30
31 18.65 $ 5.584$ 84.55 $ 447.2 #1053 # 82.66 $ 17.08 $ 31
Mean 26.44 & 7.087$ 4.670$ 15.69 $ 67.72 $ 116.3 $ 599.9 $ 639.9 $ 543.0 # 321.5 $ 53.91 $ 21.32 $
Median 3.050& 5.428$ 4.313$ 8.021$ 59.52 $ 124.6 $ 438.3 $ 595.4 $ 492.9 # 291.9 $ 52.69 $ 18.44 $
Maximum 186.6 & 18.52 $ 7.590$ 38.46 $ 120.9 $ 184.5 $2281 $1207 $ 972.5 # 540.3 $ 95.31 $ 53.15 $
Minimum 1.840& 2.092$ 2.325$ 4.804$ 29.88 $ 56.76 $ 131.6 $ 348.9 $ 410.5 # 82.66 $ 25.32 $ 10.16 $
Total 819.6 & 205.5 $ 144.8 $ 470.8 $ 2099 $ 3490 $18596 $19837 $16289 # 9968 $ 1617 $ 660.8 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 202.7 & # ... Relative Uncertainty +/-15%
Ann. Median 58.62 & $ ... Relative Uncertainty +/-20%
Annual Total 74199 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 2281 & 1.840&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 16.99 $ 3.155$ 4.364$ 11.42 $ 9.564$ 24.30 $ 49.24 $ 496.3 # 205.8 $ 266.2 $ 71.40 $ 15.09 $ 1
2 16.17 $ 3.029$ 4.105$ 13.95 $ 9.444$ 24.16 $ 63.56 $ 484.0 # 214.6 $ 203.5 $ 64.79 $ 13.47 $ 2
3 13.18 $ 2.959$ 4.050$ 14.66 $ 10.08 $ 23.29 $ 67.39 $ 446.0 # 198.9 $ 186.7 $ 60.81 $ 12.16 $ 3
4 13.60 $ 3.175$ 3.944$ 14.42 $ 9.474$ 24.03 $ 74.36 $ 434.5 # 190.9 $ 187.9 $ 58.60 $ 14.46 $ 4
5 10.16 $ 3.488$ 4.214$ 13.27 $ 10.06 $ 26.32 $ 81.37 $ 387.3 $ 179.8 $ 178.9 $ 51.86 $ 18.22 $ 5
6 9.629$ 3.832$ 4.122$ 11.45 $ 14.98 $ 28.59 $ 91.34 $ 337.0 $ 171.5 $ 168.2 $ 44.52 $ 16.62 $ 6
7 10.59 $ 3.415$ 3.692$ 11.10 $ 16.89 $ 26.55 $ 87.37 $ 304.6 $ 144.1 $ 172.1 $ 38.68 $ 16.93 $ 7
8 9.380$ 3.211$ 4.469$ 13.79 $ 12.80 $ 23.47 $ 83.24 $ 313.8 $ 119.0 $ 192.5 $ 35.18 $ 15.54 $ 8
9 8.274$ 2.770$ 3.818$ 12.46 $ 11.77 $ 22.13 $ 75.36 $ 412.5 $ 103.3 $ 180.5 $ 35.89 $ 13.68 $ 9
10 7.418$ 3.136$ 4.174$ 10.23 $ 12.93 $ 21.25 $ 66.58 $ 491.8 # 94.45 $ 149.4 $ 34.07 $ 12.54 $ 10
11 7.243$ 5.327$ 3.925$ 11.63 $ 13.37 $ 20.72 $ 61.52 $ 469.4 # 92.66 $ 133.8 $ 32.11 $ 11.76 $ 11
12 6.185$ 8.163$ 3.860$ 12.86 $ 13.33 $ 20.00 $ 66.32 $ 538.9 # 97.41 $ 120.9 $ 36.20 $ 10.48 $ 12
13 5.647$ 8.662$ 4.171$ 13.40 $ 12.72 $ 19.45 $ 73.96 $ 608.9 # 99.56 $ 123.4 $ 34.20 $ 9.698$ 13
14 5.256$ 13.40 $ 5.184$ 13.42 $ 12.93 $ 20.60 $ 69.38 $ 617.7 # 99.97 $ 118.8 $ 31.26 $ 8.892$ 14
15 4.592$ 12.54 $ 5.731$ 15.37 $ 23.51 $ 22.62 $ 71.91 $ 656.5 # 97.41 $ 106.3 $ 28.74 $ 8.047$ 15
16 4.327$ 12.93 $ 5.468$ 14.59 $ 28.56 $ 24.09 $ 85.09 $ 705.2 # 92.94 $ 95.31 $ 26.77 $ 7.525$ 16
17 4.393$ 9.559$ 5.875$ 14.30 $ 26.82 $ 24.93 $ 77.05 $ 697.4 # 86.10 $ 110.6 $ 29.05 $ 9.897$ 17
18 4.494$ 8.046$ 7.702$ 10.82 $ 23.09 $ 25.02 $ 68.78 $ 649.5 # 78.82 $ 125.6 $ 34.17 $ 29.08 $ 18
19 4.209$ 7.518$ 8.038$ 9.756$ 23.53 $ 24.28 $ 80.91 $ 634.6 # 72.36 $ 106.0 $ 27.58 $ 30.63 $ 19
20 4.224$ 7.765$ 7.618$ 9.540$ 26.61 $ 33.57 $ 106.4 $ 636.4 # 67.36 $ 101.8 $ 25.15 $ 26.12 $ 20
21 5.207$ 7.929$ 7.455$ 9.319$ 37.07 $ 31.65 $ 122.5 $ 600.9 # 73.51 $ 101.6 $ 22.67 $ 24.66 $ 21
22 4.992$ 7.154$ 13.26 $ 8.880$ 38.94 $ 30.41 $ 132.0 $ 560.1 # 108.3 $ 87.93 $ 20.67 $ 23.07 $ 22
23 4.624$ 7.594$ 16.27 $ 8.127$ 43.84 $ 28.61 $ 120.5 $ 494.8 # 165.4 $ 77.95 $ 19.73 $ 18.89 $ 23
24 4.383$ 6.762$ 18.83 $ 7.948$ 40.79 $ 26.08 $ 122.1 $ 434.0 # 210.2 $ 72.96 $ 18.25 $ 15.54 $ 24
25 4.048$ 6.005$ 18.74 $ 8.002$ 35.83 $ 24.94 $ 136.4 $ 366.3 $ 314.0 $ 70.34 $ 20.16 $ 12.92 $ 25
26 4.332$ 4.798$ 18.90 $ 10.14 $ 32.74 $ 24.14 $ 147.5 $ 308.0 $ 451.3 # 78.85 $ 20.49 $ 10.94 $ 26
27 3.885$ 4.583$ 16.96 $ 8.911$ 29.72 $ 24.44 $ 179.9 $ 268.0 $ 455.6 # 90.93 $ 17.77 $ 9.785$ 27
28 4.058$ 4.335$ 15.50 $ 9.456$ 28.21 $ 23.87 $ 244.7 $ 261.4 $ 433.1 # 84.71 $ 16.07 $ 8.998$ 28
29 3.788$ 14.35 $ 9.371$ 26.46 $ 23.11 $ 326.9 $ 246.3 $ 379.7 $ 79.18 $ 15.88 $ 8.170$ 29
30 4.093$ 12.85 $ 9.151$ 25.79 $ 25.82 $ 397.9 # 225.1 $ 325.4 $ 75.53 $ 15.95 $ 7.214$ 30
31 3.808$ 11.51 $ 25.33 $ 388.0 $ 207.4 $ 78.86 $ 6.741$ 31
Mean 6.877$ 6.259$ 8.489$ 11.39 $ 22.17 $ 24.75 $ 123.2 $ 461.1 $ 180.8 $ 126.7 $ 32.96 $ 14.44 $
Median 4.992$ 5.666$ 5.731$ 11.26 $ 23.51 $ 24.22 $ 83.24 $ 469.4 $ 131.5 $ 110.6 $ 30.15 $ 12.92 $
Maximum 16.99 $ 13.40 $ 18.90 $ 15.37 $ 43.84 $ 33.57 $ 397.9 $ 705.2 $ 455.6 $ 266.2 $ 71.40 $ 30.63 $
Minimum 3.788$ 2.770$ 3.692$ 7.948$ 9.444$ 19.45 $ 49.24 $ 207.4 $ 67.36 $ 70.34 $ 15.88 $ 6.741$
Total 213.2 $ 175.2 $ 263.1 $ 341.8 $ 687.2 $ 742.4 $ 3820 $14295 $ 5423 $ 3927 $ 988.7 $ 447.8 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 85.82 $ # ... Relative Uncertainty +/-15%
Ann. Median 23.51 $ $ ... Relative Uncertainty +/-20%
Annual Total 31324 $
Maximum Minimum
Daily 705.2 $ 2.770$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 6.000$ 4.959$ 5.542$ 6.641$ 10.28 $ 35.30 $ 34.63 $ 397.7 # 540.2 # 75.97 $ 41.44 $ 24.36 $ 1
2 5.633$ 3.908$ 8.412$ 6.395$ 10.59 $ 28.67 $ 155.0 $ 627.1 # 494.8 # 77.03 $ 40.00 $ 24.56 $ 2
3 5.266$ 4.037$ 6.833$ 6.067$ 11.31 $ 23.76 $ 384.7 $ 816.6 # 455.1 # 76.35 $ 40.35 $ 23.36 $ 3
4 4.817$ 4.305$ 6.658$ 5.858$ 10.39 $ 21.15 $ 443.6 #1074 # 413.1 # 81.79 $ 38.43 $ 22.68 $ 4
5 4.268$ 4.119$ 6.194$ 5.766$ 9.902$ 24.64 $ 532.6 #1223 # 402.7 # 92.27 $ 40.65 $ 21.01 $ 5
6 3.479$ 3.825$ 5.845$ 5.617$ 10.55 $ 33.19 $ 488.5 #1131 # 386.4 # 101.4 $ 42.86 $ 27.36 $ 6
7 3.612$ 3.453$ 5.293$ 5.642$ 10.50 $ 41.48 $ 376.0 $ 955.7 # 379.3 # 102.2 $ 42.19 $ 29.12 $ 7
8 4.043$ 3.866$ 5.251$ 5.634$ 11.68 $ 37.91 $ 284.6 $ 789.0 # 385.3 # 109.4 $ 40.12 $ 27.96 $ 8
9 4.118$ 8.232$ 6.300$ 5.949$ 12.03 $ 40.64 $ 227.7 $ 814.9 # 356.8 $ 92.75 $ 39.60 $ 26.35 $ 9
10 3.806$ 11.30 $ 5.874$ 5.974$ 11.30 $ 59.83 $ 188.2 $1078 # 335.0 $ 89.29 $ 34.86 $ 24.29 $ 10
11 4.544$ 6.428$ 5.260$ 7.441$ 11.01 $ 64.14 $ 160.3 $1215 # 317.7 $ 89.55 $ 33.10 $ 20.72 $ 11
12 4.938$ 4.940$ 4.931$ 9.466$ 10.04 $ 57.69 $ 142.8 $1076 # 300.9 $ 87.64 $ 35.45 $ 20.32 $ 12
13 4.752$ 4.003$ 4.687$ 10.44 $ 9.629$ 48.65 $ 140.2 $ 875.2 # 295.2 $ 86.29 $ 31.94 $ 19.32 $ 13
14 4.752$ 3.728$ 6.269$ 9.565$ 9.518$ 47.48 $ 146.0 $ 778.7 # 285.4 $ 82.13 $ 30.16 $ 17.22 $ 14
15 4.861$ 3.636$ 5.990$ 9.365$ 9.383$ 47.43 $ 173.8 $ 717.1 # 248.8 $ 77.33 $ 28.95 $ 15.82 $ 15
16 10.12 $ 3.487$ 6.158$ 8.728$ 8.545$ 44.75 $ 181.1 $ 640.7 # 220.5 $ 72.52 $ 25.95 $ 30.29 $ 16
17 24.76 $ 3.366$ 6.052$ 8.147$ 8.539$ 41.06 $ 181.7 $ 613.3 # 213.9 $ 68.82 $ 23.99 $ 36.16 $ 17
18 20.47 $ 3.679$ 5.977$ 8.799$ 8.312$ 61.02 $ 173.1 $ 573.6 # 202.2 $ 67.19 $ 22.86 $ 30.30 $ 18
19 16.15 $ 4.196$ 6.252$ 8.736$ 8.731$ 76.44 $ 174.9 $ 511.5 # 193.6 $ 78.86 $ 24.82 $ 26.09 $ 19
20 12.79 $ 4.718$ 5.981$ 10.47 $ 8.812$ 72.70 $ 164.4 $ 453.6 # 179.9 $ 78.72 $ 25.37 $ 25.39 $ 20
21 11.66 $ 4.645$ 6.180$ 16.03 $ 8.320$ 60.24 $ 257.1 $ 427.1 # 166.6 $ 81.10 $ 27.08 $ 20.89 $ 21
22 9.836$ 4.630$ 6.034$ 20.44 $ 8.231$ 52.31 $ 397.4 # 431.3 # 155.0 $ 80.05 $ 25.60 $ 18.48 $ 22
23 8.291$ 4.697$ 5.889$ 19.25 $ 8.022$ 44.07 $ 418.2 # 400.3 # 139.6 $ 78.11 $ 24.17 $ 15.97 $ 23
24 7.446$ 5.078$ 5.466$ 15.71 $ 11.81 $ 40.52 $ 486.5 # 371.8 $ 129.5 $ 72.82 $ 24.37 $ 13.25 $ 24
25 6.865$ 8.530$ 5.961$ 14.86 $ 32.21 $ 39.93 $ 504.0 # 340.7 $ 121.4 $ 68.96 $ 26.65 $ 11.41 $ 25
26 6.699$ 7.941$ 6.889$ 13.73 $ 57.30 $ 39.31 $ 571.5 # 311.3 $ 111.9 $ 65.59 $ 31.77 $ 10.91 $ 26
27 6.350$ 5.903$ 7.375$ 12.50 $ 47.53 $ 40.19 $ 544.1 # 288.3 $ 103.9 $ 62.36 $ 29.51 $ 9.738$ 27
28 6.398$ 5.075$ 7.477$ 11.05 $ 40.77 $ 41.83 $ 494.5 # 312.1 $ 95.89 $ 57.48 $ 25.75 $ 9.844$ 28
29 6.402$ 7.269$ 10.72 $ 34.89 $ 41.89 $ 446.5 # 413.5 $ 87.68 $ 58.92 $ 24.59 $ 9.837$ 29
30 6.155$ 6.997$ 9.923$ 30.05 $ 38.47 $ 431.3 # 558.5 # 81.86 $ 51.68 $ 25.16 $ 9.133$ 30
31 6.209$ 6.758$ 34.19 $ 390.4 # 570.3 # 43.28 $ 9.158$ 31
Mean 7.596$ 5.024$ 6.195$ 9.830$ 16.59 $ 44.89 $ 312.8 $ 670.5 $ 260.0 $ 77.67 $ 31.59 $ 20.36 $
Median 6.155$ 4.467$ 6.052$ 9.082$ 10.50 $ 41.65 $ 284.6 $ 613.3 $ 234.6 $ 78.11 $ 29.83 $ 20.89 $
Maximum 24.76 $ 11.30 $ 8.412$ 20.44 $ 57.30 $ 76.44 $ 571.5 $1223 $ 540.2 $ 109.4 $ 42.86 $ 36.16 $
Minimum 3.479$ 3.366$ 4.687$ 5.617$ 8.022$ 21.15 $ 34.63 $ 288.3 $ 81.86 $ 43.28 $ 22.86 $ 9.133$
Total 235.5 $ 140.7 $ 192.1 $ 294.9 $ 514.4 $ 1347 $ 9695 $20786 $ 7800 $ 2408 $ 947.7 $ 631.3 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 123.3 $ # ... Relative Uncertainty +/-15%
Ann. Median 26.35 $ $ ... Relative Uncertainty +/-20%
Annual Total 44993 $
Maximum Minimum
Daily 1223 $ 3.366$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 9.075$ 6.342$ 3.515$ 3.644$ 6.349$ 12.27 $ 99.45 $ 100.5 $ 299.3 $ 66.13 $ 76.68 $ 8.998$ 1
2 8.628$ 5.863$ 3.660$ 4.061$ 6.672$ 11.12 $ 89.11 $ 90.70 $ 391.5 $ 62.55 $ 95.89 $ 8.912$ 2
3 9.363$ 5.966$ 3.753$ 4.389$ 6.775$ 8.081$ 78.15 $ 82.93 $ 504.3 # 56.07 $ 88.74 $ 8.065$ 3
4 8.581$ 5.887$ 3.078$ 4.751$ 7.538$ 6.858$ 94.77 $ 73.93 $ 568.0 # 53.67 $ 81.52 $ 6.906$ 4
5 8.231$ 5.745$ 2.982$ 4.468$ 7.501$ 6.475$ 197.9 $ 95.11 $ 578.8 # 57.85 $ 68.41 $ 6.814$ 5
6 10.58 $ 5.178$ 2.846$ 3.802$ 9.529$ 8.297$ 333.1 $ 131.4 $ 502.6 # 59.04 $ 59.10 $ 6.285$ 6
7 11.43 $ 4.364$ 4.955$ 3.953$ 10.32 $ 14.99 $ 377.1 $ 122.4 $ 435.1 # 57.46 $ 53.27 $ 6.305$ 7
8 9.077$ 3.534$ 6.997$ 3.997$ 11.51 $ 19.22 $ 333.8 $ 116.1 $ 370.3 $ 54.14 $ 47.14 $ 9.215$ 8
9 8.257$ 2.735$ 7.343$ 3.966$ 10.45 $ 39.30 $ 313.8 $ 105.7 $ 307.0 $ 49.72 $ 41.15 $ 8.539$ 9
10 8.062$ 2.799$ 6.605$ 3.613$ 8.893$ 56.84 $ 258.6 $ 91.38 $ 250.0 $ 46.45 $ 35.87 $ 7.465$ 10
11 9.623$ 3.030$ 5.712$ 3.789$ 8.212$ 70.16 $ 218.5 $ 80.48 $ 204.3 $ 42.79 $ 30.56 $ 6.695$ 11
12 10.20 $ 3.219$ 5.172$ 3.960$ 7.844$ 70.94 $ 204.0 $ 70.11 $ 176.9 $ 39.86 $ 26.19 $ 6.410$ 12
13 15.31 $ 3.805$ 4.574$ 3.750$ 7.643$ 62.46 $ 177.9 $ 70.57 $ 161.0 $ 37.18 $ 23.23 $ 6.034$ 13
14 15.61 $ 3.682$ 4.264$ 4.402$ 7.549$ 51.30 $ 154.5 $ 89.53 $ 148.1 $ 37.49 $ 20.42 $ 5.454$ 14
15 14.41 $ 3.030$ 5.435$ 4.542$ 7.868$ 56.89 $ 139.3 $ 116.6 $ 139.1 $ 37.35 $ 18.36 $ 5.445$ 15
16 16.15 $ 2.516$ 5.221$ 4.289$ 10.76 $ 47.20 $ 128.3 $ 120.9 $ 132.0 $ 37.71 $ 16.78 $ 5.336$ 16
17 30.21 $ 2.490$ 4.455$ 4.471$ 12.14 $ 43.05 $ 120.8 $ 206.4 $ 120.7 $ 36.22 $ 15.53 $ 5.450$ 17
18 31.08 $ 2.471$ 4.259$ 4.478$ 12.33 $ 38.36 $ 110.6 $ 214.7 $ 113.3 $ 35.17 $ 15.94 $ 5.242$ 18
19 29.73 $ 2.315$ 4.385$ 13.02 $ 11.32 $ 31.05 $ 110.0 $ 199.8 $ 129.8 $ 33.32 $ 18.51 $ 4.239$ 19
20 29.51 $ 2.220$ 3.857$ 20.08 $ 10.85 $ 26.18 $ 158.3 $ 183.8 $ 149.3 $ 29.94 $ 18.96 $ 5.141$ 20
21 21.92 $ 2.411$ 3.424$ 15.43 $ 10.16 $ 25.39 $ 181.4 $ 166.9 $ 148.5 $ 27.81 $ 17.51 $ 6.592$ 21
22 18.80 $ 2.658$ 3.731$ 13.59 $ 13.88 $ 27.34 $ 201.2 $ 146.7 $ 138.2 $ 26.44 $ 13.73 $ 5.740$ 22
23 31.28 $ 2.555$ 4.048$ 11.63 $ 14.62 $ 67.50 $ 193.1 $ 172.9 $ 128.1 $ 25.72 $ 12.38 $ 5.328$ 23
24 33.07 $ 2.555$ 4.933$ 10.26 $ 13.98 $ 81.10 $ 181.9 $ 186.1 $ 115.0 $ 27.63 $ 11.91 $ 5.198$ 24
25 28.11 $ 2.680$ 4.683$ 8.458$ 13.67 $ 65.16 $ 179.4 $ 177.6 $ 100.9 $ 26.94 $ 13.16 $ 4.316$ 25
26 19.14 $ 2.674$ 3.925$ 7.363$ 13.37 $ 61.96 $ 179.4 $ 163.8 $ 86.46 $ 26.04 $ 9.594$ 4.455$ 26
27 10.12 $ 2.493$ 3.620$ 6.699$ 12.09 $ 87.82 $ 168.4 $ 150.0 $ 79.63 $ 27.93 $ 9.141$ 4.316$ 27
28 8.474$ 2.521$ 3.524$ 6.103$ 8.965$ 113.3 $ 145.5 $ 139.0 $ 73.39 $ 26.07 $ 12.24 $ 5.122$ 28
29 6.892$ 3.183$ 6.185$ 8.379$ 116.6 $ 128.3 $ 129.2 $ 67.94 $ 22.89 $ 11.05 $ 5.435$ 29
30 6.693$ 2.885$ 6.293$ 11.81 $ 112.1 $ 116.8 $ 194.4 $ 64.86 $ 24.32 $ 9.520$ 4.585$ 30
31 6.983$ 3.037$ 13.49 $ 108.2 $ 252.3 $ 43.30 $ 4.277$ 31
Mean 15.63 $ 3.491$ 4.325$ 6.648$ 10.21 $ 47.98 $ 176.8 $ 136.8 $ 222.8 $ 39.85 $ 32.42 $ 6.075$
Median 10.58 $ 2.767$ 4.048$ 4.475$ 10.32 $ 45.12 $ 168.4 $ 129.2 $ 148.3 $ 37.35 $ 18.73 $ 5.454$
Maximum 33.07 $ 6.342$ 7.343$ 20.08 $ 14.62 $ 116.6 $ 377.1 $ 252.3 $ 578.8 $ 66.13 $ 95.89 $ 9.215$
Minimum 6.693$ 2.220$ 2.846$ 3.613$ 6.349$ 6.475$ 78.15 $ 70.11 $ 64.86 $ 22.89 $ 9.141$ 4.239$
Total 484.6 $ 97.74 $ 134.1 $ 199.4 $ 316.5 $1439 $5482 $4242 $6684 $1235 $ 972.5 $ 188.3 $
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 58.84 $ # ... Relative Uncertainty +/-15%
Ann. Median 14.99 $ $ ... Relative Uncertainty +/-20%
Annual Total 21476 $
Maximum Minimum
Daily 578.8 $ 2.220$
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 3.306$ 1.583& 2.063& 2.363& 3.004" 36.04 " 88.28 " 201.7 " 148.4 " 119.0 " 16.54 " 25.49 " 1
2 3.217$ 1.622& 1.888& 2.646& 2.916" 30.48 " 74.79 " 208.8 " 228.2 " 122.8 " 18.84 " 22.97 " 2
3 6.782$ 1.660& 1.679& 3.004" 3.153" 25.54 " 63.86 " 225.7 " 251.0 " 127.2 " 21.66 " 21.60 " 3
4 8.907$ 1.600& 2.122& 2.811" 3.467" 22.82 " 55.67 " 232.9 " 245.6 " 132.5 " 21.79 " 20.24 " 4
5 7.548$ 1.448& 1.424& 2.618" 4.278" 21.97 " 52.20 " 221.2 " 215.8 " 147.2 " 22.14 " 19.31 " 5
6 5.883$ 1.321& 1.318& 2.417& 14.97 " 22.08 " 67.74 " 199.8 " 292.8 " 134.6 " 19.70 " 18.54 " 6
7 5.307$ 1.274& 1.265& 2.370& 15.70 " 22.37 " 144.2 " 177.7 " 550.2 " 133.2 " 18.23 " 17.27 " 7
8 4.530$ 1.108& 1.226& 2.058& 17.85 " 21.63 " 172.5 " 159.8 " 586.0 " 169.0 " 16.59 " 15.72 " 8
9 4.073$ 1.076& 1.236& 2.045& 11.63 " 20.91 " 145.5 " 150.6 " 634.5 " 143.4 " 18.97 " 14.12 " 9
10 4.036$ 1.229& 1.158& 2.902& 8.090" 20.85 " 125.7 " 176.0 " 667.6 " 130.8 " 49.99 " 13.72 " 10
11 4.185$ 1.184& 1.069& 2.587& 7.376" 23.13 " 97.25 " 224.3 " 586.6 " 118.1 " 58.41 " 12.34 " 11
12 6.309$ 1.071& 1.208& 4.059" 8.593" 44.16 " 82.33 " 277.3 " 479.7 " 103.8 " 47.13 " 10.82 " 12
13 6.721$ 5.018& 1.354& 4.474" 8.896" 57.36 " 86.71 " 303.3 " 369.2 " 92.28 " 46.68 " 10.22 " 13
14 6.528$ 4.949" 1.316& 4.743" 8.814" 58.42 " 132.5 " 286.1 " 319.5 " 77.63 " 51.94 " 14.91 " 14
15 6.262$ 3.691" 2.242& 4.794" 8.502" 49.10 " 172.9 " 241.4 " 274.0 " 65.66 " 57.35 " 11.92 " 15
16 5.525$ 3.124" 2.414& 4.890" 7.911" 49.82 " 177.4 " 245.0 " 247.8 " 59.46 " 59.25 " 10.51 " 16
17 4.367$ 2.990" 3.114" 4.310" 7.218" 44.24 " 202.2 " 274.7 " 235.4 " 54.09 " 64.09 " 9.494" 17
18 4.013$ 2.557& 6.602" 4.150" 7.406" 61.61 " 222.5 " 307.1 " 205.4 " 50.60 " 64.13 " 8.901" 18
19 4.232$ 2.131& 7.059" 4.762" 7.191" 65.66 " 203.4 " 314.1 " 212.5 " 48.20 " 60.29 " 7.963" 19
20 4.484$ 1.876& 4.951" 4.940" 6.783" 53.44 " 180.5 " 286.3 " 236.2 " 39.59 " 53.36 " 7.420" 20
21 4.582$ 1.735& 4.000" 4.630" 7.222" 41.73 " 159.4 " 255.1 " 285.1 " 39.07 " 48.75 " 6.815" 21
22 4.342$ 1.489& 3.432" 4.096" 7.209" 34.86 " 153.8 " 228.0 " 318.2 " 40.89 " 43.70 " 5.842" 22
23 4.892$ 1.359& 2.811" 3.665" 7.025" 34.09 " 245.7 " 194.0 " 314.9 " 34.25 " 38.85 " 5.010" 23
24 4.880$ 1.461& 2.286& 3.597" 7.535" 45.67 " 257.4 " 166.7 " 296.7 " 29.91 " 33.25 " 4.061" 24
25 4.318$ 1.755& 1.892& 3.750" 20.23 " 55.48 " 248.7 " 142.6 " 274.9 " 27.47 " 27.66 " 3.759" 25
26 4.430$ 1.840& 1.892& 3.629" 31.56 " 53.77 " 270.8 " 125.4 " 243.7 " 23.18 " 24.18 " 3.550" 26
27 4.398$ 1.885& 2.112& 3.378" 22.79 " 53.90 " 252.2 " 114.4 " 224.5 " 20.31 " 21.16 " 3.416" 27
28 4.228$ 2.100& 2.188& 3.483" 21.93 " 48.48 " 264.7 " 110.9 " 192.4 " 18.50 " 21.16 " 3.370" 28
29 3.293$ 2.119& 2.222& 3.372" 27.52 " 75.27 " 254.6 " 112.5 " 148.3 " 16.55 " 20.04 " 3.504" 29
30 2.636$ 2.468& 3.085" 42.10 " 94.41 " 234.4 " 97.04 " 128.5 " 15.46 " 25.77 " 3.080" 30
31 1.936& 2.426& 41.00 " 221.7 " 88.50 " 14.86 " 3.374" 31
Mean 4.844& 2.009& 2.401& 3.521& 12.90 " 42.98 " 164.9 " 204.8 " 313.8 " 75.80 " 36.39 " 10.94 "
Median 4.430& 1.660& 2.112& 3.540& 8.090" 44.20 " 172.5 " 208.8 " 262.5 " 59.46 " 30.45 " 10.22 "
Maximum 8.907& 5.018& 7.059& 4.940& 42.10 " 94.41 " 270.8 " 314.1 " 667.6 " 169.0 " 64.13 " 25.49 "
Minimum 1.936& 1.071& 1.069& 2.045& 2.916" 20.85 " 52.20 " 88.50 " 128.5 " 14.86 " 16.54 " 3.080"
Total 150.1 & 58.25 & 74.43 & 105.6 & 399.9 "1289 "5112 "6349 "9414 "2350 "1092 " 339.3 "
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 73.04 & " ... Relative Uncertainty +/-10%
Ann. Median 20.14 & $ ... Relative Uncertainty +/-20%
Annual Total 26732 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 667.6 & 1.069&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 3.105" 2.205& 2.840" 3.599" 22.21 " 105.8 " 240.6 " 959.6 " 376.6 " 252.0 " 249.9 " 30.25 " 1
2 2.866" 1.880& 2.798" 4.093" 20.85 " 74.30 " 236.5 "1252 " 378.5 " 311.1 " 224.0 " 27.81 " 2
3 2.873" 1.662& 2.731" 4.136" 20.86 " 57.99 " 207.4 "1237 " 370.1 " 337.0 " 195.4 " 25.47 " 3
4 2.884" 1.601& 3.658" 4.122" 20.22 " 51.86 " 190.2 "1095 " 374.9 " 336.5 " 156.0 " 23.19 " 4
5 2.777" 1.642& 4.403" 4.117" 19.61 " 51.21 " 209.7 " 892.9 " 371.6 " 364.2 " 137.7 " 21.28 " 5
6 2.583" 1.611& 4.615" 3.826" 18.79 " 52.48 " 283.8 " 711.5 " 348.8 " 363.9 " 128.7 " 19.73 " 6
7 2.466& 5.325& 4.384" 3.767" 19.16 " 51.05 " 387.3 " 603.3 " 317.3 " 354.9 " 118.7 " 18.35 " 7
8 2.383& 25.32 " 4.091" 3.904" 17.51 " 44.08 " 506.5 " 565.5 " 284.6 " 349.8 " 108.8 " 17.47 " 8
9 2.086& 15.56 " 3.760" 3.634" 14.55 " 39.35 " 576.0 " 587.0 " 356.3 " 314.5 " 93.11 " 15.89 " 9
10 1.950& 11.74 " 15.25 " 3.854" 13.78 " 46.40 " 731.6 " 698.7 " 428.8 " 268.3 " 86.47 " 14.20 " 10
11 2.213& 9.914" 26.33 " 5.725" 13.35 " 54.05 " 798.3 " 993.1 " 474.4 " 259.8 " 83.05 " 13.53 " 11
12 2.506& 8.008" 21.38 " 20.50 " 14.51 " 50.05 " 760.2 "1221 " 461.0 " 315.8 " 77.41 " 14.21 " 12
13 2.299& 6.781" 24.92 " 16.52 " 13.57 " 45.40 " 758.6 "1065 " 441.9 " 329.9 " 70.62 " 13.83 " 13
14 2.229& 6.027" 22.51 " 11.79 " 13.24 " 58.88 " 745.7 " 877.3 " 394.0 " 341.8 " 66.15 " 14.09 " 14
15 2.074& 4.900" 16.29 " 8.283" 12.65 " 75.39 " 842.7 " 726.5 " 354.8 " 315.6 " 61.79 " 13.35 " 15
16 1.819& 4.362" 10.62 " 10.06 " 12.33 " 76.65 " 908.8 " 623.8 " 390.7 " 268.3 " 55.71 " 12.78 " 16
17 1.742& 4.045" 7.845" 8.614" 11.32 " 71.35 " 885.4 " 564.7 " 447.8 " 216.8 " 53.63 " 13.45 " 17
18 1.714& 4.508" 6.564" 9.892" 11.09 " 58.85 " 793.8 " 504.2 " 437.6 " 187.9 " 52.08 " 13.82 " 18
19 1.678& 5.086" 5.680" 9.684" 12.00 " 55.02 " 677.5 " 466.6 " 445.9 " 166.3 " 49.31 " 14.63 " 19
20 1.853& 4.407" 4.732" 7.737" 11.83 " 112.9 " 603.3 " 427.4 " 428.7 " 229.0 " 46.36 " 14.04 " 20
21 2.892& 4.116" 4.253" 6.294" 13.01 " 355.0 " 554.0 " 393.0 " 406.9 " 314.8 " 46.86 " 12.95 " 21
22 4.263" 3.839" 4.010" 6.247" 28.76 " 379.8 " 513.1 " 382.9 " 372.3 " 346.5 " 59.95 " 11.84 " 22
23 3.016" 3.379" 3.600" 8.391" 43.29 " 347.7 " 512.9 " 360.4 " 319.6 " 322.3 " 65.10 " 10.24 " 23
24 2.393& 4.899" 4.506" 6.500" 74.58 " 289.6 " 495.9 " 342.7 " 273.4 " 284.8 " 64.29 " 8.923" 24
25 2.257& 3.085" 3.757" 5.594" 57.48 " 244.0 " 462.0 " 319.8 " 236.2 " 253.6 " 67.26 " 7.696" 25
26 2.281& 3.014" 3.305" 5.472" 44.38 " 213.8 " 426.6 " 314.6 " 213.1 " 251.8 " 64.11 " 6.961" 26
27 2.382& 3.320" 3.348" 5.799" 49.76 " 173.4 " 439.0 " 345.8 " 232.6 " 295.1 " 54.23 " 6.150" 27
28 2.513& 2.926" 3.505" 7.767" 50.34 " 156.1 " 440.9 " 359.8 " 252.7 " 329.0 " 45.74 " 5.977" 28
29 2.741" 3.466" 16.62 " 54.12 " 221.2 " 467.7 " 356.4 " 253.2 " 326.0 " 37.71 " 5.396" 29
30 2.531& 3.347" 27.81 " 102.2 " 240.7 " 576.2 " 351.7 " 240.0 " 299.3 " 33.03 " 4.902" 30
31 2.304& 3.177" 143.2 " 669.2 " 373.9 " 274.4 " 4.907" 31
Mean 2.441& 5.541& 7.602" 8.145" 31.44 " 128.5 " 545.2 " 644.3 " 356.1 " 296.2 " 88.44 " 14.11 "
Median 2.383& 4.239& 4.253" 6.270" 19.16 " 72.82 " 513.1 " 565.5 " 372.0 " 314.5 " 65.62 " 13.82 "
Maximum 4.263& 25.32 & 26.33 " 27.81 " 143.2 " 379.8 " 908.8 "1252 " 474.4 " 364.2 " 249.9 " 30.25 "
Minimum 1.678& 1.601& 2.731" 3.599" 11.09 " 39.35 " 190.2 " 314.6 " 213.1 " 166.3 " 33.03 " 4.902"
Total 75.67& 155.2 & 235.7 " 244.3 " 974.6 " 3854 "16902 "19974 "10684 " 9181 " 2653 " 437.3 "
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 179.1 & " ... Relative Uncertainty +/-10%
Ann. Median 46.40 & & ... Relative Uncertainty +/-30%
Annual Total 65370 &
Maximum Minimum
Daily 1252 & 1.601&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 5.052" 3.403" 3.346" 7.926" 16.43 " 35.38 " 50.76 " 354.3 " 142.9 " 64.73 " 131.7 " 30.45 " 1
2 5.239" 2.884& 4.222" 7.815" 23.39 " 46.76 " 48.85 " 465.6 " 131.8 " 62.15 " 112.5 " 27.35 " 2
3 4.797" 2.609" 5.433" 9.116" 23.64 " 52.75 " 45.98 " 745.8 " 127.1 " 59.04 " 98.59 " 24.06 " 3
4 4.800" 2.900" 5.188" 13.27 " 17.26 " 46.80 " 41.44 "1308 $ 126.5 " 56.41 " 82.91 " 21.50 " 4
5 3.676" 3.197" 4.529" 8.435" 15.81 " 46.57 " 50.47 "1264 $ 129.6 " 53.63 " 71.69 " 19.85 " 5
6 3.180" 2.745" 3.498" 6.508" 15.18 " 43.16 " 59.16 " 985.2 " 126.3 " 55.32 " 62.37 " 20.41 " 6
7 3.329" 5.510" 2.561" 5.543" 14.86 " 40.10 " 55.63 " 798.5 " 138.2 " 65.70 " 57.87 " 19.07 " 7
8 3.406" 6.666" 2.606" 6.394" 15.00 " 37.02 " 55.25 " 679.4 " 145.9 " 74.75 " 52.83 " 16.92 " 8
9 3.469" 5.975" 2.743" 15.05 " 15.34 " 36.61 " 64.29 " 794.6 " 121.8 " 80.49 " 47.17 " 14.65 " 9
10 3.718" 5.972" 2.694" 17.03 " 15.91 " 41.71 " 118.6 "1193 " 116.7 " 98.51 " 45.01 " 15.48 " 10
11 3.296" 4.657" 2.348& 17.00 " 16.18 " 43.74 " 132.7 "1335 " 111.4 " 114.9 " 54.93 " 16.54 " 11
12 3.249" 4.258" 2.292& 14.97 " 29.31 " 44.72 " 123.8 "1146 " 104.6 " 125.2 " 58.28 " 14.51 " 12
13 3.864" 4.183" 2.546" 13.19 " 48.93 " 204.0 " 107.1 " 890.3 " 126.0 " 115.7 " 60.11 " 13.56 " 13
14 3.788" 3.803" 2.382& 12.68 " 50.14 " 249.0 " 91.50 " 781.2 " 174.9 " 90.50 " 56.46 " 11.67 " 14
15 4.079" 3.288" 2.449& 13.08 " 40.73 " 206.7 " 115.2 " 681.1 " 198.4 " 79.93 " 50.84 " 9.987" 15
16 4.078" 3.182" 2.636" 12.65 " 31.95 " 168.9 " 120.1 " 610.1 " 209.6 " 74.42 " 44.69 " 8.495" 16
17 4.058" 3.053" 6.081" 11.15 " 27.82 " 126.3 " 104.5 " 565.7 " 209.7 " 68.28 " 40.82 " 7.953" 17
18 3.834" 2.801" 7.032" 8.506" 24.01 " 150.2 " 103.6 " 550.8 " 198.1 " 63.46 " 58.42 " 7.202" 18
19 3.337" 2.578" 7.444" 8.586" 21.80 " 244.4 " 97.79 " 518.7 " 174.2 " 57.96 " 92.48 " 6.068" 19
20 2.925" 2.393& 7.464" 9.572" 20.51 " 238.6 " 93.12 " 467.6 " 157.8 " 52.33 " 116.5 " 4.969" 20
21 2.552" 2.227& 7.791" 12.14 " 20.96 " 202.8 " 141.9 " 411.5 " 142.3 " 51.77 " 108.9 " 4.154" 21
22 2.478& 2.264& 7.479" 12.96 " 21.30 " 166.7 " 188.9 " 351.8 " 151.0 " 50.75 " 100.9 " 4.115" 22
23 2.453& 2.290& 7.487" 12.65 " 19.71 " 147.8 " 218.1 " 308.0 " 138.4 " 50.15 " 83.67 " 3.382" 23
24 2.434& 3.007& 7.066" 12.72 " 34.35 " 127.6 " 327.3 " 282.2 " 145.1 " 76.95 " 66.02 " 3.237" 24
25 3.121" 2.448& 6.833" 12.94 " 40.90 " 102.8 " 324.6 " 263.9 " 141.2 " 103.3 " 55.25 " 3.752" 25
26 3.233" 2.723" 8.468" 14.88 " 43.33 " 84.32 " 300.0 " 202.5 " 129.8 " 90.99 " 51.91 " 4.420" 26
27 3.714" 3.285" 14.12 " 16.10 " 40.51 " 72.80 " 290.3 " 168.0 " 115.4 " 84.25 " 46.26 " 4.141" 27
28 3.469" 3.469" 10.15 " 16.67 " 38.27 " 67.39 " 256.6 " 198.2 " 103.1 " 78.59 " 43.31 " 3.513" 28
29 3.252" 8.959" 18.85 " 40.41 " 60.69 " 246.5 " 199.6 " 93.88 " 70.18 " 39.24 " 3.162" 29
30 3.233" 9.058" 17.86 " 38.99 " 54.27 " 306.8 " 177.0 " 78.50 " 93.62 " 35.14 " 2.987" 30
31 3.241" 8.567" 36.47 " 320.2 " 156.3 " 129.5 " 2.977" 31
Mean 3.560& 3.492& 5.660& 12.21 " 27.72 " 106.4 " 148.4 " 608.2 $ 140.3 " 77.21 " 67.56 " 11.31 "
Median 3.406& 3.117& 5.433& 12.70 " 23.64 " 70.09 " 115.2 " 550.8 $ 135.0 " 74.42 " 58.08 " 8.495"
Maximum 5.239& 6.666& 14.12 & 18.85 " 50.14 " 249.0 " 327.3 "1335 $ 209.7 " 129.5 " 131.7 " 30.45 "
Minimum 2.434& 2.227& 2.292& 5.543" 14.86 " 35.38 " 41.44 " 156.3 $ 78.50 " 50.15 " 35.14 " 2.977"
Total 110.4 & 97.77& 175.5 & 366.3 " 859.4 " 3191 " 4601 "18854 $ 4210 " 2393 " 2027 " 350.5 "
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 102.0 & " ... Relative Uncertainty +/-10%
Ann. Median 40.51 & $ ... Relative Uncertainty +/-20%
Annual Total 37236 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 1335 & 2.227&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 2.923" 3.100& 6.320" 3.094" 25.95 " 21.93 " 192.8 " 347.5 " 160.6 " 109.2 " 25.02 " 6.772" 1
2 2.921" 3.795" 6.373" 2.866" 21.66 " 24.77 " 186.3 " 466.8 " 202.0 " 164.1 " 24.21 " 5.719" 2
3 2.883" 2.812& 8.767" 2.754" 19.27 " 24.27 " 208.0 " 837.2 " 286.0 " 165.2 " 21.67 " 5.195" 3
4 3.156" 2.198& 8.205" 2.778" 19.20 " 23.38 " 325.0 " 938.3 " 316.2 " 153.6 " 19.84 " 5.076" 4
5 6.972" 1.759& 7.642" 3.265" 19.33 " 31.18 " 505.6 " 874.2 " 321.9 " 144.8 " 18.80 " 4.645" 5
6 9.375" 1.626& 7.739" 4.154" 19.22 " 98.09 " 603.8 " 733.5 " 330.7 " 136.7 " 17.69 " 5.182" 6
7 9.631" 1.619& 7.802" 4.344" 19.68 " 205.7 " 586.4 " 603.3 " 351.6 " 124.2 " 16.77 " 5.465" 7
8 10.10 " 1.759& 7.470" 4.661" 19.36 " 175.0 " 527.5 " 540.2 " 334.6 " 129.2 " 15.87 " 5.145" 8
9 9.839" 1.782& 9.803" 4.232" 21.11 " 123.6 " 480.1 " 496.6 " 327.6 " 118.2 " 14.94 " 5.246" 9
10 7.354" 1.716& 7.841" 4.356" 23.16 " 114.5 " 448.2 " 474.9 " 311.5 " 97.81 " 14.52 " 4.918" 10
11 5.621" 1.783& 4.673" 5.278" 23.81 " 150.1 " 416.5 " 448.2 " 260.7 " 84.55 " 14.00 " 4.293" 11
12 4.977" 1.722& 3.883" 5.157" 22.85 " 138.1 " 399.7 " 411.4 " 231.2 " 63.55 " 13.17 " 4.270" 12
13 4.186" 1.667& 3.230" 6.767" 26.98 " 120.1 " 403.4 " 359.9 " 434.6 " 52.52 " 16.70 " 4.206" 13
14 5.317" 1.618& 2.814" 14.95 " 29.57 " 154.4 " 416.7 " 325.7 " 830.2 " 51.43 " 23.40 " 3.375" 14
15 4.541" 1.646& 2.678" 13.42 " 27.81 " 168.5 " 405.1 " 319.6 " 970.4 " 48.05 " 24.45 " 3.232" 15
16 3.476" 1.638& 2.974" 10.91 " 26.86 " 267.6 " 368.3 " 379.6 " 891.5 " 44.32 " 20.70 " 3.438" 16
17 2.788" 1.837& 4.784" 10.44 " 26.07 " 286.1 " 341.9 " 391.6 " 765.9 " 38.62 " 17.86 " 3.119" 17
18 2.743" 1.718& 5.034" 10.13 " 24.70 " 243.5 " 339.3 " 394.1 " 647.5 " 34.14 " 15.92 " 2.935" 18
19 2.584& 1.582& 4.258" 8.906" 22.41 " 190.7 " 458.5 " 373.3 " 570.5 " 34.71 " 14.57 " 2.918" 19
20 2.372& 1.639& 3.781" 8.708" 20.40 " 224.2 " 479.1 " 335.3 " 506.1 " 34.03 " 12.81 " 2.753" 20
21 2.173& 1.789& 3.294" 8.829" 19.14 " 321.6 " 450.4 " 310.2 " 451.6 " 33.57 " 11.73 " 2.737" 21
22 2.041& 1.859& 3.038" 7.550" 18.58 " 355.6 " 416.7 " 289.9 " 398.4 " 35.03 " 10.48 " 3.256" 22
23 1.989& 1.661& 3.093" 7.128" 18.33 " 404.6 " 387.3 " 278.6 " 334.7 " 37.19 " 9.382" 3.281" 23
24 1.938& 3.966& 2.961" 13.17 " 21.88 " 405.6 " 363.2 " 266.6 " 295.9 " 32.61 " 8.484" 2.672& 24
25 2.039& 8.101" 3.123" 46.03 " 21.93 " 387.3 " 345.3 " 254.1 " 244.9 " 31.03 " 6.668" 2.489& 25
26 1.899& 7.897" 3.580" 94.50 " 19.77 " 357.5 " 319.2 " 234.0 " 221.9 " 33.57 " 5.879" 2.382& 26
27 1.989& 7.803" 3.712" 66.96 " 19.16 " 315.8 " 431.2 " 197.9 " 194.4 " 36.79 " 5.613" 2.547& 27
28 1.795& 6.905" 4.052" 50.52 " 19.27 " 279.7 " 414.5 " 181.4 " 169.4 " 32.42 " 5.815" 2.494& 28
29 1.949& 3.742" 37.34 " 18.63 " 242.9 " 387.7 " 174.9 " 138.4 " 29.72 " 6.713" 2.739" 29
30 1.937& 3.662" 30.29 " 18.42 " 210.1 " 377.6 " 144.3 " 115.0 " 27.79 " 7.326" 2.740" 30
31 1.935& 3.482" 19.48 " 363.1 " 129.4 " 26.94 " 2.964" 31
Mean 4.047& 2.821& 4.962" 16.45 " 21.74 " 202.2 " 398.3 " 403.6 " 387.2 " 70.50 " 14.70 " 3.813&
Median 2.883& 1.771& 3.883" 8.129" 20.40 " 198.2 " 403.4 " 359.9 " 324.7 " 44.32 " 14.76 " 3.281&
Maximum 10.10 & 8.101& 9.803" 94.50 " 29.57 " 405.6 " 603.8 " 938.3 " 970.4 " 165.2 " 25.02 " 6.772&
Minimum 1.795& 1.582& 2.678" 2.754" 18.33 " 21.93 " 186.3 " 129.4 " 115.0 " 26.94 " 5.613" 2.382&
Total 125.4 & 79.00& 153.8 " 493.5 " 674.0 " 6066 "12348 "12512 "11616 " 2185 " 441.0 " 118.2 &
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 128.3 & " ... Relative Uncertainty +/-10%
Ann. Median 19.77 & & ... Relative Uncertainty +/-30%
Annual Total 46813 &
Maximum Minimum
Daily 970.4 & 1.582&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 2.968" 1.855& 2.406& 1.755& 5.347& 5.636& 11.74 " 213.5 " 522.3 " 53.13 " 16.36 " 6.281" 1
2 2.927" 1.800& 2.279& 1.707& 4.274" 30.44 & 16.99 " 187.3 " 462.3 " 57.57 " 15.86 " 6.561" 2
3 3.121" 1.876& 2.372& 1.927& 3.821" 30.16 & 15.61 " 143.7 " 392.3 " 93.99 " 14.97 " 6.690" 3
4 3.409" 1.792& 3.223" 1.977& 3.735" 14.27 & 14.32 " 118.4 " 363.3 " 179.4 " 13.39 " 6.605" 4
5 3.036" 1.681& 3.295" 1.767& 3.562" 13.95 " 12.23 " 101.5 " 417.2 " 208.5 " 16.57 " 6.034" 5
6 2.652" 2.019& 2.806" 1.618& 3.425" 14.05 " 11.28 " 110.5 " 463.1 " 218.3 " 21.42 " 5.243" 6
7 2.509" 2.291& 2.572" 1.481& 3.214" 15.41 " 11.52 " 119.7 " 486.9 " 180.3 " 19.71 " 4.485" 7
8 2.434& 2.060& 2.500& 1.319& 3.172" 13.62 " 11.14 " 119.3 " 460.6 " 134.8 " 17.08 " 3.877" 8
9 2.652& 1.886& 2.218& 1.285& 3.098& 13.30 " 15.27 " 101.4 " 405.1 " 105.9 " 14.42 " 3.406" 9
10 2.389& 1.765& 1.928& 1.424& 2.979& 12.66 " 35.55 " 83.31 " 354.9 " 82.38 " 12.00 " 2.929" 10
11 2.093& 1.624& 2.053& 1.530& 3.991& 11.98 " 34.07 " 73.34 " 307.5 " 70.51 " 10.41 " 2.709" 11
12 2.172& 1.509& 2.456& 1.471& 3.569& 12.23 " 28.60 " 69.55 " 236.0 " 64.20 " 9.226" 2.727" 12
13 2.207& 1.463& 2.319& 1.434& 3.998& 13.33 " 23.97 " 64.95 " 184.9 " 57.49 " 8.429" 2.831" 13
14 2.436& 1.625& 2.060& 1.849& 3.796& 12.04 " 19.56 " 137.1 " 150.5 " 55.98 " 7.820" 2.770" 14
15 2.658" 1.622& 1.887& 1.768& 3.702& 10.84 " 17.54 " 243.7 " 130.1 " 54.06 " 7.191" 2.612& 15
16 2.475& 1.650& 1.792& 1.497& 3.600& 10.40 " 15.61 " 234.6 " 115.1 " 40.74 " 6.429" 2.448& 16
17 2.158& 1.777& 1.934& 1.571& 3.256& 11.15 " 15.49 " 323.5 " 104.0 " 47.13 " 5.858" 2.525& 17
18 2.131& 1.771& 1.490& 1.656& 3.010& 11.32 " 39.57 " 677.7 " 83.83 " 41.44 " 5.159" 2.444& 18
19 2.163& 1.595& 1.424& 1.474& 2.639& 11.25 " 64.23 "1817 $ 64.29 " 38.50 " 5.682" 2.122& 19
20 2.141& 1.565& 1.548& 1.821& 2.674& 10.45 " 47.16 "1659 $ 60.23 " 53.57 " 22.57 " 1.852& 20
21 2.534& 1.942& 1.495& 1.889& 2.526& 9.851" 33.11 "1384 $ 54.63 " 89.96 " 28.18 " 1.762& 21
22 2.883" 1.958& 1.480& 1.325& 2.549& 15.57 " 28.44 "1117 " 49.57 " 73.83 " 30.84 " 1.783& 22
23 2.840" 2.155& 1.430& 1.341& 2.682& 17.28 " 30.45 "1204 " 50.04 " 58.75 " 25.70 " 1.573& 23
24 2.741" 1.907& 1.425& 1.656& 2.583& 17.80 " 32.74 "1379 $ 48.02 " 47.64 " 19.64 " 1.410& 24
25 2.589& 2.269& 1.429& 1.931& 5.115& 17.24 " 50.17 "1278 $ 43.85 " 36.31 " 15.59 " 1.586& 25
26 2.624& 2.454& 1.475& 2.073& 3.294& 15.51 " 46.91 "1020 " 37.57 " 33.57 " 12.19 " 1.642& 26
27 2.593" 2.593" 1.798& 2.351& 3.111& 15.43 " 37.48 " 827.2 " 40.76 " 31.71 " 10.15 " 1.762& 27
28 2.643" 2.682& 1.465& 2.658& 11.08 & 15.02 " 51.01 " 679.7 " 54.51 " 29.77 " 9.033" 1.985& 28
29 2.322& 2.337& 1.515& 2.815& 28.98 & 13.69 " 97.79 " 637.8 " 60.74 " 25.56 " 7.635" 1.927& 29
30 2.188& 1.816& 4.182& 18.34 & 12.34 " 102.3 " 607.8 " 59.81 " 21.46 " 6.833" 1.876& 30
31 1.943& 1.886& 11.82 & 91.63 " 559.8 " 18.20 " 1.675& 31
Mean 2.536& 1.915& 1.993& 1.818& 5.256& 14.27 & 34.30 " 557.9 $ 208.8 " 74.34 " 13.88 " 3.101&
Median 2.534& 1.855& 1.887& 1.682& 3.562& 13.47 & 28.60 " 243.7 $ 122.6 " 55.98 " 12.79 " 2.525&
Maximum 3.409& 2.682& 3.295& 4.182& 28.98 & 30.44 & 102.3 "1817 $ 522.3 " 218.3 " 30.84 " 6.690&
Minimum 1.943& 1.463& 1.424& 1.285& 2.526& 5.636& 11.14 " 64.95 $ 37.57 " 18.20 " 5.159" 1.410&
Total 78.63& 55.52& 61.78& 54.55& 162.9 & 428.2 & 1063 "17294 $ 6264 " 2305 " 416.3 " 96.13&
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 77.27 & " ... Relative Uncertainty +/-10%
Ann. Median 6.648& $ ... Relative Uncertainty +/-20%
Annual Total 28280 & & ... Relative Uncertainty +/-30%
Maximum Minimum
Daily 1817 & 1.285&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 1.467& 1.254& 1.037& 1.813& 18.16 " 16.45 " 66.11 " 535.9 " 437.7 " 145.2 " 49.77 " 45.46 " 1
2 1.272& 1.109& 1.594& 1.705& 16.56 " 15.74 " 62.99 " 530.1 " 414.1 " 131.5 " 46.84 " 36.09 " 2
3 1.138& 1.146& 1.795& 1.514& 15.14 " 17.78 " 160.1 " 673.8 " 369.4 " 119.3 " 43.12 " 28.66 " 3
4 1.022& 1.336& 1.778& 6.223& 17.08 " 23.71 " 209.7 " 842.5 " 326.1 " 135.0 " 41.56 " 23.19 " 4
5 1.313& 1.409& 1.478& 15.04 " 18.19 " 34.05 " 180.8 " 966.6 " 399.8 " 159.1 " 62.58 " 20.22 " 5
6 1.258& 1.054& 1.479& 11.06 " 16.08 " 32.68 " 166.6 " 914.9 " 752.0 " 199.8 " 102.1 " 18.92 " 6
7 1.257& 0.857& 1.554& 8.221" 14.87 " 26.95 " 252.4 " 772.6 "1097 " 198.9 " 90.24 " 17.53 " 7
8 1.126& 1.170& 1.661& 7.135" 14.05 " 21.86 " 294.8 " 641.0 "1338 $ 179.2 " 82.85 " 15.98 " 8
9 1.176& 1.128& 1.985& 6.527" 13.09 " 18.63 " 298.7 " 570.9 "1300 " 160.9 " 76.29 " 14.12 " 9
10 1.350& 0.777& 2.375& 6.087" 12.33 " 20.66 " 310.5 " 542.1 "1079 " 118.0 " 65.42 " 12.88 " 10
11 1.351& 1.451& 2.247& 6.302" 11.58 " 23.15 " 285.1 " 507.2 " 876.2 " 97.21 " 53.37 " 12.51 " 11
12 1.338& 1.447& 2.241& 6.046" 11.40 " 20.17 " 319.5 " 468.6 " 718.7 " 85.71 " 44.10 " 10.54 " 12
13 1.517& 1.112& 2.256& 6.138" 11.09 " 20.28 " 312.9 " 423.0 " 636.0 " 71.88 " 37.23 " 8.914" 13
14 1.616& 1.294& 3.149" 6.258" 11.22 " 19.04 " 301.0 " 429.0 " 637.5 " 65.40 " 36.60 " 7.974" 14
15 1.635& 1.535& 5.636" 6.022" 10.93 " 19.59 " 279.9 " 419.0 " 726.6 " 65.67 " 31.33 " 6.951" 15
16 1.641& 1.587& 4.974" 5.615" 10.68 " 19.31 " 264.4 " 362.8 " 760.0 " 63.46 " 27.68 " 7.009" 16
17 1.734& 1.594& 3.725" 6.363" 10.51 " 30.07 " 241.6 " 317.7 " 782.3 " 59.29 " 25.43 " 6.854" 17
18 1.795& 1.280& 2.999" 7.892" 10.19 " 27.77 " 229.1 " 289.7 " 717.2 " 56.08 " 23.87 " 6.263" 18
19 1.760& 1.193& 2.900" 7.894" 10.68 " 25.84 " 216.7 " 335.3 " 670.4 " 53.22 " 21.44 " 5.729" 19
20 2.029& 1.299& 2.938" 7.482" 12.67 " 42.16 " 257.6 " 385.6 " 631.0 " 59.72 " 19.69 " 5.073" 20
21 1.865& 1.294& 2.793" 6.958" 11.43 " 113.2 " 387.5 " 463.0 " 586.8 " 62.50 " 18.73 " 4.510" 21
22 1.756& 1.366& 2.585" 11.70 " 9.484" 187.3 " 421.1 " 534.9 " 526.7 " 64.24 " 23.17 " 4.589" 22
23 1.911& 1.319& 2.412& 18.37 " 19.09 " 191.5 " 428.0 " 503.3 " 454.4 " 61.86 " 35.35 " 4.296" 23
24 2.122& 1.377& 2.317& 17.63 " 23.63 " 193.4 " [ ] 474.6 " 391.1 " 66.44 " 69.83 " 3.936" 24
25 2.019& 1.391& 2.274& 18.41 " 24.31 " 157.7 " 541.1 " 547.5 " 323.6 " 95.22 " 65.37 " 3.589" 25
26 1.778& 1.247& 2.322& 15.80 " 21.84 " 125.3 " 504.4 " 667.6 " 282.6 " 88.04 " 71.57 " 3.380" 26
27 2.610" 1.200& 2.105& 14.92 " 17.97 " 110.1 " 504.5 " 724.1 " 238.3 " 72.45 " 69.01 " 3.282" 27
28 2.467& 1.122& 1.973& 18.03 " 15.61 " 90.53 " 671.6 " 694.8 " 194.9 " 58.40 " 65.21 " 3.139" 28
29 2.093& 1.900& 16.85 " 14.11 " 75.55 " 735.5 " 616.6 " 170.1 " 52.97 " 61.11 " 3.177" 29
30 1.903& 1.913& 15.08 " 13.84 " 67.86 " 709.7 " 546.3 " 148.5 " 50.50 " 53.36 " 3.131" 30
31 1.833& 2.038& 14.95 " 635.5 " 483.8 " 46.73 " 2.989" 31
Mean 1.650& 1.262& 2.401& 9.503& 14.61 " 59.61 " 341.7 " 554.4 " 599.6 $ 94.96 " 50.48 " 11.32 "
Median 1.641& 1.287& 2.247& 7.308& 14.05 " 27.36 " 296.7 " 534.9 " 608.9 $ 71.88 " 48.31 " 6.951"
Maximum 2.610& 1.594& 5.636& 18.41 & 24.31 " 193.4 " 735.5 " 966.6 "1338 $ 199.8 " 102.1 " 45.46 "
Minimum 1.022& 0.777& 1.037& 1.514& 9.484" 15.74 " 62.99 " 289.7 " 148.5 $ 46.73 " 18.73 " 2.989"
Total 51.15& 35.35& 74.43& 285.1 & 452.8 " 1788 "10250 "17185 "17987 $ 2944 " 1514 " 350.9 "
Missing Days 0 0 0 0 0 0 1 0 0 0 0 0
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 145.4 & " ... Relative Uncertainty +/-10%
Ann. Median 19.64 & $ ... Relative Uncertainty +/-20%
Annual Total 52917 & & ... Relative Uncertainty +/-30%
Missing Days 1 [ ... Not Available
Maximum Minimum
Daily 1338 & 0.777&
Department of Water and Environmental Regulation HYDAY V146 Output 09/08/2026
Site 607022 Lefroy Brook - Cascades 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 2.656" 2.916" 3.807" 6.325" 28.13 " 66.35 " 318.7 " 63.30 " [ ] [ ] [ ] [ ] 1
2 2.586" 2.766" 3.726" 5.638" 26.76 " 55.30 " 318.7 " 59.72 " [ ] [ ] [ ] [ ] 2
3 2.540& 2.426& 3.719" 5.445" 22.47 " 43.02 " 259.4 " 56.91 " [ ] [ ] [ ] [ ] 3
4 2.469& 2.371& 3.483" 5.427" 19.99 " 37.58 " 215.0 " 65.41 " [ ] [ ] [ ] [ ] 4
5 2.401& 2.537& 3.053" 5.449" 19.01 " 34.21 " 192.6 " 62.59 " [ ] [ ] [ ] [ ] 5
6 2.382& 2.071& 3.641" 5.647" 17.87 " 33.64 " 217.8 " 62.70 " [ ] [ ] [ ] [ ] 6
7 2.120& 1.697& 3.960" 5.241" 17.04 " 33.34 " 205.0 " 77.40 " [ ] [ ] [ ] [ ] 7
8 2.070& 1.620& 3.998" 5.076" 15.16 " 35.61 " 188.1 " [ ] [ ] [ ] [ ] [ ] 8
9 2.066& 1.668& 3.837" 5.809" 14.05 " 54.81 " 169.1 " [ ] [ ] [ ] [ ] [ ] 9
10 2.314& 1.713& 3.759" 5.937" 14.48 " 46.33 " 152.2 " [ ] [ ] [ ] [ ] [ ] 10
11 2.391& 1.823& 4.132" 5.702" 14.36 " 41.72 " 152.4 " [ ] [ ] [ ] [ ] [ ] 11
12 2.140& 1.806& 3.915" 5.678" 13.90 " 47.34 " 144.2 " [ ] [ ] [ ] [ ] [ ] 12
13 2.111& 1.806& 3.710" 6.260" 14.30 " 50.95 " 137.8 " [ ] [ ] [ ] [ ] [ ] 13
14 2.196& 1.733& 3.666" 9.771" 18.25 " 76.47 " 134.9 " [ ] [ ] [ ] [ ] [ ] 14
15 2.403& 1.584& 4.374" 10.41 " 22.62 " 97.61 " 128.1 " [ ] [ ] [ ] [ ] [ ] 15
16 2.393& 1.561& 5.209" 13.70 " 23.96 " 90.27 " 126.2 " [ ] [ ] [ ] [ ] [ ] 16
17 2.163& 1.526& 5.006" 9.726" 23.71 " 82.08 " 119.0 " [ ] [ ] [ ] [ ] [ ] 17
18 2.055& 2.007& 5.078" 9.334" 23.37 " 68.34 " 110.0 " [ ] [ ] [ ] [ ] [ ] 18
19 1.889& 3.026" 4.336" 11.08 " 19.20 " 55.89 " 98.02 " [ ] [ ] [ ] [ ] [ ] 19
20 1.873& 2.959" 4.204" 10.12 " 18.19 " 51.45 " 101.5 " [ ] [ ] [ ] [ ] [ ] 20
21 1.690& 2.399& 3.981" 20.98 " 19.16 " 51.47 " 102.2 " [ ] [ ] [ ] [ ] [ ] 21
22 1.554& 1.757& 3.831" 19.13 " 25.13 " 57.09 " 79.07 " [ ] [ ] [ ] [ ] [ ] 22
23 1.540& 1.566& 3.903" 18.51 " 22.44 " 56.20 " 71.67 " [ ] [ ] [ ] [ ] [ ] 23
24 1.516& 1.514& 3.906" 19.62 " 20.03 " 55.00 " 64.25 " [ ] [ ] [ ] [ ] [ ] 24
25 1.805& 1.624& 3.388" 18.80 " 17.83 " 54.49 " 56.95 " [ ] [ ] [ ] [ ] [ ] 25
26 3.545& 1.629& 3.847" 17.64 " 15.81 " 59.64 " 60.09 " [ ] [ ] [ ] [ ] [ ] 26
27 6.111" 1.687& 8.275" 17.95 " 14.85 " 130.3 " 56.66 " [ ] [ ] [ ] [ ] [ ] 27
28 5.395" 2.828& 8.782" 20.87 " 25.54 " 221.5 " 53.16 " [ ] [ ] [ ] [ ] [ ] 28
29 4.780" 9.304" 20.49 " 42.55 " 219.9 " 48.78 " [ ] [ ] [ ] [ ] [ ] 29
30 3.674" 11.41 " 25.56 " 35.03 " 269.2 " 45.01 " [ ] [ ] [ ] [ ] [ ] 30
31 3.032" 7.573" 52.78 " 46.11 " [ ] [ ] [ ] 31
Mean 2.576& 2.022& 4.801" 11.58 " 21.87 " 75.90 " 134.6 " 64.00 " [ ] [ ] [ ] [ ]
Median 2.314& 1.781& 3.915" 9.748" 19.20 " 55.15 " 126.2 " 62.70 " [ ] [ ] [ ] [ ]
Maximum 6.111& 3.026& 11.41 " 25.56 " 52.78 " 269.2 " 318.7 " 77.40 " [ ] [ ] [ ] [ ]
Minimum 1.516& 1.514& 3.053" 5.076" 13.90 " 33.34 " 45.01 " 56.91 " [ ] [ ] [ ] [ ]
Total 79.86 & 56.62 & 148.8 " 347.3 " 677.9 "2277 "4173 " 448.0 " [ ] [ ] [ ] [ ]
Missing Days 0 0 0 0 0 0 0 24 30 31 30 31
Summaries ------------------ Notes -------------------
--------- All recorded data is continuous and reliable
except where the following tags are used...
Annual Mean 37.48 & " ... Relative Uncertainty +/-10%
Ann. Median 13.70 & & ... Relative Uncertainty +/-30%
Annual Total 8208 & [ ... Not Available
Missing Days 146
Maximum Minimum
Daily 318.7 & 1.514&