Water Information Reporting

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Total Annual Discharge report

    Department of Water and Environmental Regulation HYANN V83  Output 23/01/2021

    Site     701009          Irwin River - Mountain Bridge
    Variable 151.00          Stream Discharge Volume in Megalitres

    Year   Annual              Days            Rank
           Total               Missing
           (Megalitres)
    -----------------------------------------------
    1982          117.4           342            40
    1983          16340                          14
    1984          38770                           8
    1985           5056                          37
    1986          54010                           6
    1987           5967                          36
    1988          80700                           3
    1989          30630                          11
    1990          13770            59            18
    1991          10710                          22
    1992          51390                           7
    1993          17920                          13
    1994           8838                          29
    1995          15640                          16
    1996          89720                           2
    1997          12830                          19
    1998          69440                           4
    1999         174300                           1
    2000          14580                          17
    2001           7105                          33
    2002           7922                          32
    2003          11600                          20
    2004           8945                          28
    2005          10050                          25
    2006          11460                          21
    2007           4847                          38
    2008          61170                           5
    2009          15880                          15
    2010           5997                          35
    2011          26440                          12
    2012           7984                          31
    2013           6749                          34
    2014           9932                          26
    2015          37340                           9
    2016           9685                          27
    2017          33680                          10
    2018          10210                          24
    2019          10570                          23
    2020           8181                          30
    2021          174.7           344            39

    Total       1017000           745
    Minimum       117.4
    Maximum      174300
    Mean          25420
    Median        11530