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Department of Water and Environmental Regulation HYANN V88 Output 09/08/2026
Site 609005 Balgarup River - Mandelup Pool
Variable 151.00 Stream Discharge Volume in Megalitres
Year Annual Days Rank
Total Missing
(Megalitres)
-----------------------------------------------
1975 2771 100 20
1976 1177 40
1977 1651 34
1978 3545 15
1979 502.2 47
1980 985.5 41
1981 2254 25
1982 5022 5
1983 9553 2
1984 2800 19
1985 1191 39
1986 639.5 45
1987 196.6 50
1988 4655 7
1989 1312 36
1990 2613 21
1991 3979 10
1992 4894 6
1993 2330 23
1994 1839 30
1995 1795 32
1996 5634 4
1997 3279 16
1998 3789 11
1999 3752 13
2000 2514 22
2001 700.7 43
2002 2125 27
2003 4643 8
2004 2135 26
2005 11910 1
2006 1806 31
2007 2286 24
2008 3255 17
2009 4418 9
2010 234.8 49
2011 1863 29
2012 656.1 44
2013 0.0 314 52
2014 0.0 365 51
2015 497.2 127 48
2016 3674 14
2017 1664 33
2018 1551 35
2019 847.4 42
2020 617.1 46
2021 7731 3
2022 3761 12
2023 2109 28
2024 1298 37
2025 2851 18
2026 1253 146 38
Total 138600 1052
Minimum 0.0
Maximum 11910
Mean 2717
Median 2135