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Department of Water and Environmental Regulation HYANN V83 Output 20/01/2021 Site 616019 Brockman River - Yalliawirra Variable 151.00 Stream Discharge Volume in Megalitres Year Annual Days Rank Total Missing (Megalitres) ----------------------------------------------- 1975 41520 98 18 1976 14680 38 1977 8459 42 1978 31000 24 1979 13130 40 1980 18500 35 1981 100400 39 1 1982 28970 6 26 1983 75760 5 1984 38620 21 1985 12190 41 1986 45180 15 1987 44200 17 1988 53880 11 1989 20900 32 1990 30390 25 1991 73200 8 1992 74200 6 1993 48360 12 1994 33670 22 1995 97310 2 1996 73930 7 1997 27250 28 1998 40560 20 1999 93710 3 2000 46200 13 2001 18380 36 2002 19570 34 2003 54570 10 2004 26310 29 2005 58640 9 2006 14500 39 2007 18250 37 2008 22970 30 2009 41490 19 2010 5580 46 2011 20000 33 2012 5592 45 2013 32560 23 2014 27890 27 2015 8228 43 2016 46060 14 2017 44310 16 2018 85600 4 2019 21980 31 2020 7363 44 2021 0.0 347 47 Total 1766000 490 Minimum 0.0 Maximum 100400 Mean 37580 Median 31000