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Department of Water and Environmental Regulation HYMONTH V128 Output 26/02/2025 Site 704139 Gascoyne River - Nine Mile Bridge Site 704139 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 1957 [ ] [77837] 205999& 2433& 0& 14300& 375& 0& 0& 0& 0& 0& [27359] [300944] 34 1957 1958 15867& 3282& 110905& 7310& 0& 18358& 10200& 0& 0& 0& 0& 0& 13827& 165924& 0 1958 1959 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0 1959 1960 0&3560160& 53836& 10940& 494& 0& 19716& 2313& 0& 0& 0& 0& 303955& 3647459& 0 1960 1961 250142&2771211& 85623& 346642& 14594& 22965& 1796& 128& 0& 0& 0& 0& 291092& 3493101& 0 1961 1962 0& 198286& 1347& 0& 0& 17392& 0& 0& 0& 0& 0& 0& 18085& 217026& 0 1962 1963 454624&1286702& 159370& 10341& 20023& 14005& 20441& 985& 0& 0& 0& 0& 163874& 1966491& 0 1963 1964 0& 0& 0& 6681& 0& 16517& 91& 0& 0& 0& 0& 0& 1941& 23289& 0 1964 1965 0& 0& 387502& 24207# 22516# 100876# 36107# 40171# 1014& 24& 0& 2496& 51243& 614913& 0 1965 1966 0& 26& 0& 326& 4336& 0& 0& 0& 0& 0& 0& 0& 391& 4688& 0 1966 1967 321321& 212131& 1542& 0& 0& 307& 0& 0& 0& 0& 0& 0& 44608& 535301& 0 1967 1968 24016& 397842& 228345& 111436& 6623& 313018& 31075& 3876& 6& 0& 0& 0& 93020& 1116236& 0 1968 1969 0& 44699& 8178& 0& 89087& 60190& 1156& 0& 0& 0& 0& 0& 16943& 203311& 0 1969 1970 0& 0& 0& 0& 7410& 110312& 242& 0& 0& 0& 0& 0& 9830& 117965& 0 1970 1971 0& 229722& 3341& 9096& 766& 328188& 60079& 113801& 3707& 0& 0& 0& 62392& 748700& 0 1971 1972 0& 0& 0& 0& 0& 0& 10623& 2081& 0& 0& 0& 0& 1059& 12704& 0 1972 1973 0& 0& 0& 0& 8393& 17628& 33877& 47106& 1407& 0& 0& 0& 9034& 108410& 0 1973 1974 0& 0& 14071& 105& 75& 0&1260709& 398262& 7577& 670& 0& 0& 140122& 1681469& 0 1974 1975 0& 48730& 80652& 216592& 5394& 10246& 192& 0& 0& 0& 294811& 314& 54744& 656931& 0 1975 1976 0& 0& 85744& 111& 0& 0& 0& 0& 0& 0& 0& 0& 7155& 85856& 0 1976 1977 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0 1977 1978 0& 129399& 66726& 89018& 1097& 0& 0& 9155& 1643& 0& 0& 0& 24753& 297040& 0 1978 1979 0& 16202& 2064& 0& 0& 0& 0& 0& 0& 0& 0& 0& 1522& 18266& 0 1979 1980 41940& 9668& 0& 43207& 33012&1762405& 427308& 10811& 884& 0& 0& 0& 194103& 2329235& 0 1980 1981 0& 0& 257308& 1866& 0& 0& 0& 0& 0& 0& 0& 0& 21598& 259175& 0 1981 1982 3264& 738& 133442& 154& 11286& 44700& 40& 0& 0& 0& 0& 0& 16135& 193624& 0 1982 1983 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0 1983 1984 0& 0& 860022& 5430& 888472& 275153& 16090& 380& 0& 13164& 0& 0& 171559& 2058711& 0 1984 1985 0& 72053& 684& 0& 0& 0& 0& 0& 0& 0& 0& 0& 6061& 72737& 0 1985 1986 7729& 775& 106207& 0& 0& 606890& 80028& 5204& 0& 0& 0& 0& 67236& 806833& 0 1986 1987 30205& 79946& 2142& 0& 0& 54918& 437& 0& 0& 0& 0& 0& 13971& 167648& 0 1987 1988 0& 63406& 69& 6033& 4460& 799& 0& 182& 0& 0& 0& 0& 6246& 74949& 0 1988 1989 335& 2& 0& 50689& 48211&1041964& 44441& 1946& 0& 0& 0& 0& 98966& 1187586& 0 1989 1990 654298& 232587& 67435& 2077& 0& 0& 0& 888& 0& 0& 0& 0& 79774& 957285& 0 1990 1991 0& 0& 137069& 0& 0& 0& 760& 0& 0& 0& 0& 0& 11486& 137829& 0 1991 ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... # ... Relative Uncertainty +/-15% $ ... Relative Uncertainty +/-20% & ... Relative Uncertainty +/-30% [ ... Not Available Department of Water and Environmental Regulation HYMONTH V128 Output 26/02/2025 Site 704139 Gascoyne River - Nine Mile Bridge Site 704139 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 1992 0& 0& 0& 55971& 508242& 286103& 20723& 6272& 0& 0& 0& 0& 73109& 877312& 0 1992 1993 0& 3041& 50& 0& 0& 0& 0& 0& 0& 0& 0& 0& 258& 3091& 0 1993 1994 0& 211912& 254127& 471& 0& 0& 0& 0& 0& 0& 0& 0& 38876& 466510& 0 1994 1995 0& 621990& 957792& 208427& 23189& 50594& 8917& 1127& 0& 0& 230& 10942& 156934& 1883209& 0 1995 1996 0& 325& 0& 56689& 8215& 33671& 380839& 41506& 563& 0& 0& 0& 43484& 521809& 0 1996 1997 0& 797457& 122206& 182014& 23636& 4537& 5689& 4699& 28& 0& 0& 0& 95022& 1140266& 0 1997 1998 0& 0& 0& 0& 0& 34740& 180296& 353102& 3530& 0& 0& 9963& 48469& 581632& 0 1998 1999 29996& 414269&1044022& 232943& 11611& 10135& 75& 0& 0& 0& 0& 0& 145254& 1743051& 0 1999 2000 0& 11455&2420235& 693866& 21934& 3275& 1122& 73& 0& 0& 0& 0& 262663& 3151960& 0 2000 2001 239165& 215057& 90042& 2682& 3222& 0& 0& 0& 0& 0& 0& 0& 45847& 550169& 0 2001 2002 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0 2002 2003 0& 2774& 0& 0& 0& 0& 1729& 0& 0& 0& 0& 0& 375& 4503& 0 2003 2004 108236& 239847& 26473& 7080& 166& 0& 52074& 5401& 0& 0& 0& 0& 36606& 439278& 0 2004 2005 0& 0& 0& 0& 44326& 2367& 0& 0& 0& 0& 0& 0& 3891& 46693& 0 2005 2006 142053& 375515&1278883& 661754& 22952& 4695& 31& 0& 0& 0& 0& 0& 207157& 2485884& 0 2006 2007 0& 0& 0& 36717& 7731& 0& 3375& 916& 0& 0& 0& 0& 4062& 48738& 0 2007 2008 0& 199035& 33834& 283923& 10104& 65& 0& 0& 0& 0& 0& 0& 43913& 526962& 0 2008 2009 389826& 284276& 16629& 2& 0& 0& 0& 0& 0& 0& 0& 0& 57561& 690733& 0 2009 2010 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0&1186552& 98879& 1186552& 0 2010 2011 1182306$2529396& 615164& 43582& 36874& 11346& 3505& 609& 1& 0& 0& 0& 368565& 4422784& 0 2011 2012 11960& 95106& 1072& 0& 0& 0& 0& 0& 0& 0& 0& 0& 9012& 108138& 0 2012 2013 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0 2013 2014 1899& 130620& 550& 0& 411& 0& 0& 0& 0& 0& 0& 0& 11123& 133480& 0 2014 2015 0& 0&1302002& 811291& 10553& 15152& 1132& 27& 0& 0& 0& 0& 178346& 2140158& 0 2015 2016 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& 0 2016 2017 0& 197571& 6067& 3060& 164& 0& 0& 0& 0& 0& 0& 0& 17238& 206861& 0 2017 2018 203104& 215398& 14955& 12& 0& 264388& 762& 36& 0& 0& 0& 0& 58221& 698656& 0 2018 2019 0& 0& 0& 45105& 633& 0& 0& 0& 0& 0& 0& 0& 3812& 45738& 0 2019 2020 65& 463014& 85133& 149& 0& 0& 0& 0& 0& 0& 0& 0& 45697& 548361& 0 2020 2021 0&1301743& 39686& 1560& 81165& 270623& 3882& 521& 0& 0& 0& 0& 141598& 1699180& 0 2021 ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... # ... Relative Uncertainty +/-15% $ ... Relative Uncertainty +/-20% & ... Relative Uncertainty +/-30% [ ... Not Available Department of Water and Environmental Regulation HYMONTH V128 Output 26/02/2025 Site 704139 Gascoyne River - Nine Mile Bridge Site 704139 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 2022 0& 47190& 2663& 137343& 1667& 325& 0& 0& 0& 0& 0& 0& 15766& 189189& 0 2022 2023 0& 1044& 0& 183120& 778& 0& 0& 0& 0& 0& 0& 0& 15412& 184943& 0 2023 2024 0& 0& 0& 0& 0& 6039& 6204& 0& 0& 0& 0& 61212& 6121& 73455& 0 2024 2025 1772& [0] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [ ] [886] [1772] 333 2025 Mean 60502&[257876] 167224& 67536& 29174& 85723& 40090& 15464& 299& 204& 4339& 18698& [61714] [740039] Mean Med. 0& [9668] 4704& 1713& 452& 562& 141& 0& 0& 0& 0& 0& Med. Max 1182306&3560160]2420235& 811291& 888472&1762405&1260709& 398262& 7577& 13164& 294811&1186552& [368565][4422784] Max Min 0& [0] 0& 0& 0& 0& 0& 0& 0& 0& 0& 0& [0] [0] Min Total4114123&1.78E07]1.14E07&4592456&1983823&5829190&2726138&1051582& 20360& 13858& 295041&1271478& [4258243]51062700] 367 Total OK 100% 98% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% 100% OK Cnt 68 69 68 68 68 68 68 68 68 68 68 68 69 69 Cnt ------------------ Notes ------------------- All recorded data is continuous and reliable except where the following tags are used... # ... Relative Uncertainty +/-15% $ ... Relative Uncertainty +/-20% & ... Relative Uncertainty +/-30% [ ... Not Available