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Department of Water and Environmental Regulation HYANN V87 Output 05/02/2023 Site 602031 Waychinicup River - Cheynes Beach Rd Variable 151.00 Stream Discharge Volume in Megalitres Year Annual Days Rank Total Missing (Megalitres) ----------------------------------------------- 1969 3773 114 46 1970 3996 11 42 1971 16830 4 1972 5135 36 1973 4957 38 1974 5250 34 1975 6384 29 1976 7348 24 1977 6757 42 27 1978 27270 3 1 1979 22460 2 1980 5102 37 1981 6404 28 1982 4859 12 39 1983 3431 48 1984 5503 33 1985 9181 17 1986 6867 26 1987 3244 50 1988 11580 14 1989 8065 22 1990 12450 12 1991 10550 15 1992 16450 5 1993 13710 9 1994 5140 35 1995 3809 45 1996 3700 47 1997 12990 11 1998 7427 23 1999 8584 19 2000 4543 40 2001 8752 18 2002 3986 43 2003 8289 21 2004 3977 44 2005 13590 10 2006 3260 49 2007 5655 31 2008 16330 6 2009 10000 16 2010 4000 41 2011 5932 30 2012 7074 25 2013 15550 8 2014 2986 1 54 2015 3169 51 2016 8507 20 2017 15560 7 2018 3119 53 2019 3157 52 2020 5558 32 2021 21390 3 2022 11890 13 2023 199.0 331 55 Total 455700 514 Minimum 199.0 Maximum 27270 Mean 8285 Median 6404