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Department of Water and Environmental Regulation HYANN V87 Output 30/01/2023 Site 609019 Blackwood River Hut Pool - Hut Pool Variable 151.00 Stream Discharge Volume in Megalitres Year Annual Days Rank Total Missing (Megalitres) ----------------------------------------------- 1983 1291000 88 1 1984 475200 17 1985 446300 19 1986 270100 32 1987 130700 36 1988 1037000 3 1989 338400 30 1990 617800 11 1991 780700 7 1992 765600 8 1993 540300 15 1994 347500 27 1995 555900 14 1996 1289000 2 1997 488300 16 1998 569300 12 1999 819000 5 2000 565900 13 2001 123600 38 2002 347400 28 2003 435900 21 2004 344600 29 2005 842700 4 2006 165100 34 2007 360000 26 2008 429100 22 2009 650600 10 2010 71260 40 2011 389700 24 2012 120700 39 2013 440800 20 2014 366100 25 2015 128300 37 2016 674800 9 2017 419100 23 2018 452700 18 2019 158700 35 2020 172500 33 2021 783100 6 2022 290500 31 2023 1337 337 41 Total 19500000 425 Minimum 1337 Maximum 1291000 Mean 475500 Median 435900