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Total Annual Discharge report

    Department of Water and Environmental Regulation HYANN V87  Output 08/02/2023

    Site     609025          Blackwood River - Darradup
    Variable 151.00          Stream Discharge Volume in Megalitres

    Year   Annual              Days            Rank
           Total               Missing
           (Megalitres)
    -----------------------------------------------
    1956         647200           143            18
    1957         703200                          15
    1958         771100                           9
    1959         182400                          52
    1960         548200                          23
    1961         792500                           8
    1962         334900                          42
    1963        1890000                           2
    1964        2140000                           1
    1965         703600                          14
    1966         509800                          28
    1967        1161000                           5
    1968         719100                          13
    1969         183800                          51
    1970         518000                          25
    1971         471700                          31
    1972         229300                          50
    1973         760000                          10
    1974        1436000                           3
    1975         503400                          29
    1976         240400                          49
    1977         262400                          48
    1978         553000                          22
    1979         138000                          56
    1980         301100                          45
    1981         517000                          26
    1982         546400                          24
    1983        1148000                           6
    1984         424500                          33
    1985         421300                          34
    1986         170000                          53
    1987          96800                          59
    1988         871200                           7
    1989         272800                          47
    1990         554000                          21
    1991         695000                          16
    1992         691000                          17
    1993         463100                          32
    1994         305400                          44
    1995         483600                          30
    1996        1210000                           4
    1997         420800                          35
    1998         512100                          27
    1999         754100                          12
    2000           4134           279            62
    2001            0.0           365            68
    2002            0.0           365            64
    2003            0.0           365            65
    2004            0.0           366            66
    2005            0.0           365            67
    2006         136600            30            57
    2007         323900                          43
    2008         390300                          38
    2009         606600                          20
    2010          51070                          61
    2011         376000                          40
    2012          87220                          60
    2013         383300                          39
    2014         369600                          41
    2015         108600                          58
    2016         643700                          19
    2017         406900                          37
    2018         413800                          36
    2019         142100                          55
    2020         167000                          54
    2021         754100                          11
    2022         290300                          46
    2023          609.2           328            63

    Total      32910000          2606
    Minimum       609.2
    Maximum     2140000
    Mean         522400
    Median       463100