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.
Department of Water and Environmental Regulation HYANN V88 Output 18/05/2026
Site 616084 Bennett Brook - Valley Brook Rd Caversham
Variable 151.00 Stream Discharge Volume in Megalitres
Year Annual Days Rank
Total Missing
(Megalitres)
-----------------------------------------------
1988 5001 15
1989 6556 12
1990 8825 4
1991 16510 2
1992 17080 1
1993 343.5 352 31
1994 0.0 365 38
1995 0.0 365 32
1996 0.0 366 33
1997 0.0 365 34
1998 0.0 365 35
1999 0.0 365 36
2000 0.0 366 37
2001 4974 55 16
2002 4812 18
2003 2646 26
2004 2175 29
2005 6994 10
2006 2156 8 30
2007 4369 20
2008 7828 6
2009 4422 19
2010 2243 28
2011 6470 13
2012 3216 24
2013 4107 21
2014 3576 23
2015 2253 27
2016 4037 22
2017 7422 7
2018 9796 3
2019 4958 17
2020 3096 25
2021 8821 5
2022 7147 9
2023 6007 14
2024 7258 8
2025 6657 116 11
Total 181800 3088
Minimum 343.5
Maximum 17080
Mean 5863
Median 4974