Map River Level Data Rainfall Data Other Parameters Flood Advice Explanatory Notes
Total Annual Discharge report

    Department of Water                             HYANN V62  Output 22/11/2009

    Site     616011          SWAN RIVER - WALYUNGA                              
    Variable 151.00          Stream Discharge Volume in Megalitres, DoW Primary Archive

    Year   Annual              Days            Rank
           Total               Missing
           (Megalitres)
    -----------------------------------------------
    1970         189500           134            26
    1971         137300            11            31
    1972         150700             4            28
    1973         326100            61            13
    1974        1270000                           1
    1975         311400                          15
    1976         144000                          30
    1977          77300                          40
    1978         304400                          17
    1979          95180                          37
    1980         121700                          32
    1981         711400             9             4
    1982         200600             3            22
    1983         959300                           2
    1984         313200            34            14
    1985         121400                          34
    1986         360000                          11
    1987         221400                          21
    1988         343400                          12
    1989         239200                          19
    1990         447900                           9
    1991         389100                          10
    1992         660100                           5
    1993         237100                          20
    1994         190400                          25
    1995         625500                           6
    1996         717300                           3
    1997         184400                          27
    1998         196200                          23
    1999         589000                           7
    2000         576300                           8
    2001          90520                          38
    2002          87750                          39
    2003         278400                          18
    2004         118500                          35
    2005         304600                          16
    2006         113600                          36
    2007         145700                          29
    2008         194200                          24
    2009         121700           142            33

    Total      12870000           398
    Minumum       77300
    Maximum     1270000
    Mean         321600
    Median       229300