Water Information Reporting

Copyright © Government of Western Australia
Information supplied by the Department of Water and Environmental Regulation is protected by the Copyright Act 1968. That copyright belongs to the State of Western Australia. Apart from any fair dealing for the purpose of private study, research, criticism or review, as permitted under the Copyright Act 1968, no part may be reproduced or reused for any purpose without the written permission of the Department of Water and Environmental Regulation. Please click on the Copyright link for full details.

Disclaimer / limitation of liability
The information contained herein is provided by the Department of Water and Environmental Regulation in good faith as a public service. However, the Department does not guarantee the accuracy of this information, and it is the responsibility of recipients to make their own enquiries as to its accuracy, currency and appropriateness. Telemetered data is provisional only and has not been verified for accuracy. If any aspect of this information is of significance to you, you should discuss your particular circumstances with the Department. Please click on the Disclaimer link for full details.

Should you require further information or technical assistance, please contact one of our water information officers.


Total Annual Discharge report

    Department of Water and Environmental Regulation HYANN V88  Output 13/11/2025

    Site     705001          Minilya River - Minilya Bridge
    Variable 151.00          Stream Discharge Volume in Megalitres

    Year   Annual              Days            Rank
           Total               Missing
           (Megalitres)
    -----------------------------------------------
    1974            0.0           325            52
    1975          47620                          15
    1976           8526                          29
    1977            0.0                          47
    1978           5262                          33
    1979           5264                          32
    1980          86480             2             8
    1981          10880             2            27
    1982           4499                          37
    1983           1336                          39
    1984         101600                           7
    1985          246.9                          45
    1986          26240                          21
    1987          15460                          25
    1988           4883                          34
    1989          85340                           9
    1990          34730             2            18
    1991         205600                           3
    1992            0.0            61            48
    1993          153.4                          46
    1994          51290                          13
    1995          22330             2            23
    1996          49310             2            14
    1997          28490                          20
    1998          41700                          16
    1999         216100                           2
    2000         116000             3             5
    2001          65390                          11
    2002          525.9                          43
    2003          434.3                          44
    2004          32420                          19
    2005           9065                          28
    2006          14400                          26
    2007          531.3                          42
    2008          69500                          10
    2009          16640                          24
    2010          52790                          12
    2011         177900             1             4
    2012           1051                          41
    2013           7090                          30
    2014           1155                          40
    2015         107400                           6
    2016            0.0                          49
    2017          40170                          17
    2018           4800                          35
    2019           1854                          38
    2020            0.0                          50
    2021         216900                           1
    2022          22590                          22
    2023           5318                          31
    2024            0.0                          51
    2025           4797            50            36

    Total       2022000           450
    Minimum         0.0
    Maximum      216900
    Mean          38890
    Median        12640