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Department of Water and Environmental Regulation HYANN V87 Output 20/01/2023 Site 602001 Pallinup River - Bull Crossing Variable 151.00 Stream Discharge Volume in Megalitres Year Annual Days Rank Total Missing (Megalitres) ----------------------------------------------- 1973 6529 108 33 1974 21220 18 1975 4449 41 1976 6916 32 1977 5862 35 1978 77960 7 1979 5095 38 1980 4275 43 1981 4066 44 1982 89740 6 1983 23760 17 1984 9328 26 1985 4350 42 1986 8459 27 1987 517.8 50 1988 151400 1 1989 15880 21 1990 57300 9 1991 29190 16 1992 60390 8 1993 110000 4 1994 2921 49 1995 5905 34 1996 7248 31 1997 11860 23 1998 42280 12 1999 7285 30 2000 19290 20 2001 42060 13 2002 3326 48 2003 40900 14 2004 3379 47 2005 130200 3 2006 4504 40 2007 5237 37 2008 31020 15 2009 7698 29 2010 10070 25 2011 20210 19 2012 5500 36 2013 12490 22 2014 11840 24 2015 7847 28 2016 43560 11 2017 130500 2 2018 3569 46 2019 3771 45 2020 4960 39 2021 100000 5 2022 45670 27 10 Total 1462000 135 Minimum 517.8 Maximum 151400 Mean 29240 Median 9700