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Department of Water and Environmental Regulation HYMONTH V128 Output 07/10/2026
Site 614068 North Dandalup River - North Dandalup Site 614068
VarFrom 10.00 Stage - SL in Metres
VarTo 151.00 Total Stream Discharge Volume in Megalitres
Figures are for period ending 24:00
Mean Annual Missing
Year Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Monthly Total Days Yr
2013 [ ] [ ] [ ] [ ] [ ] [ ] [ ] [114.8 ]907.3 &137.4 ! 43.99 ! 70.56 # [254.8 ][1274 ] 231 2013
2014 84.12 ! 48.31 ! 58.07 ! 56.77 !106.8 !131.7 !721.5 !442.0 !396.3 !109.3 ! 13.55 ! 24.87 ! 182.8 !2193 ! 0 2014
2015 40.31 ! 54.94 ! 58.97 ! 41.41 ! 21.47 ! 30.67 ! 62.84 !161.6 !107.4 ! 22.68 ! 22.96 ! 34.20 ! 54.95 ! 659.4 ! 0 2015
2016 54.01! 45.75! 47.61! 61.34! 85.32! 78.51! 207.2 ! 661.3 ! 287.3 ! 147.5 ! 25.58! 52.42! 146.2 ! 1754 ! 0 2016
2017 63.62! 238.5 ! 81.37! 70.24! 86.17! 96.08! 677.1 !1121 ! 156.9 ! 76.21! 47.21! 82.08! 233.0 ! 2796 ! 0 2017
2018 134.1 ! 70.13! 80.74! 85.95! 82.51! 230.5 ! 624.9 ! 806.4 ! 153.6 ! 104.1 ! 69.39! 73.75! 209.7 ! 2516 ! 0 2018
2019 79.83! 75.64! 84.86! 85.47! 76.21! 89.61! 251.0 ! 175.3 ! 165.7 ! 55.13! 66.82! 80.01! 107.1 ! 1286 ! 0 2019
2020 87.29! 80.31! 87.88! 80.79! 83.98! 79.14! 309.9 ! 183.8 ! 175.7 ! 60.33! 83.63! 94.51! 117.3 ! 1407 ! 0 2020
2021 97.34! 86.43! 93.98! 89.28! 77.93! 48.11!1226 ! 477.9 ! 276.7 ! 229.0 ! 90.35! 109.8 ! 241.9 ! 2903 ! 0 2021
2022 97.41! 92.83! 100.6 ! 99.15! 97.54! 76.98! 389.3 ! 871.1 ! 130.6 ! 63.96! 63.40! 82.13! 180.4 ! 2165 ! 0 2022
2023 113.0 ! 88.57! 108.0 ! 130.8 ! 112.1 ! 174.0 ! 426.6 ! 253.6 ! 217.5 ! 79.85! 97.27! 109.0 ! 159.2 ! 1910 ! 0 2023
2024 108.8 ! 107.0 ! 97.82! 91.74! 98.58! 146.1 ! 593.7 !1130 ! 328.4 ! 120.4 ! 79.41! 119.3 ! 251.7 ! 3021 ! 0 2024
2025 134.9 ! 113.9 ! 126.6 ! 148.9 ! 139.6 ! 88.70! 265.5 !1110 ! 436.2 ! 102.2 ! 94.42! 162.0 ! 243.6 ! 2923 ! 0 2025
2026 209.7 !171.7 !266.5 !113.0 ! 76.37 !192.8 !174.7 !239.2 ! 90.26 ! [5.496] [ ] [ ] [154.0 ][1540 ] 87 2026
Mean 100.3 ! 98.01 ! 99.47 ! 88.83 ! 88.05 !112.5 !456.2 ![553.4 ]273.6 ![93.82 ] 61.38 ! 84.20 ! [181.2 ][2025 ] Mean
Med. 97.34 ! 86.43 ! 87.88 ! 85.95 ! 85.32 ! 89.61 !389.3 ![460.0 ]196.6 ![91.00 ] 66.82 ! 82.08 ! Med.
Max 209.7 ! 238.5 ! 266.5 ! 148.9 ! 139.6 ! 230.5 !1226 ![1130 ] 907.3 ![229.0 ] 97.27! 162.0 ! [254.8 ][3021 ] Max
Min 40.31! 45.75! 47.61! 41.41! 21.47! 30.67! 62.84![114.8 ] 90.26! [5.50] 13.55! 24.87! [54.95] [659.4 ] Min
Total1304 !1274 !1293 !1155 !1145 !1463 !5930 ![7747 ]3830 ![1313 ] 798.0 !1095 ! [2537 ][28347 ] 318 Total
OK 100% 100% 100% 100% 100% 100% 100% 96% 100% 94% 100% 100% 99% 99% OK
Cnt 13 13 13 13 13 13 13 14 14 14 13 13 14 14 Cnt
------------------ Notes -------------------
All recorded data is continuous and reliable
except where the following tags are used...
! ... Not reviewed / Quality not known
# ... Relative Uncertainty +/-15%
& ... Relative Uncertainty +/-30%
[ ... Not Available