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 V87 Output 29/01/2023 Site 613031 Mayfield Drain - Old Bunbury Rd Variable 151.00 Stream Discharge Volume in Megalitres Year Annual Days Rank Total Missing (Megalitres) ----------------------------------------------- 1991 35260 65 1 1992 33470 2 1993 15060 13 1994 27810 3 1995 23340 5 1996 24480 7 4 1997 16950 1 10 1998 13450 15 1999 18650 5 8 2000 20370 14 6 2001 3690 24 2002 33.2 302 28 2003 0.0 365 33 2004 0.0 366 30 2005 16980 138 9 2006 3393 26 2007 19880 67 7 2008 0.0 366 31 2009 0.0 365 32 2010 3420 151 25 2011 10340 1 20 2012 9842 21 2013 15950 6 12 2014 13500 14 2015 1897 27 2016 11960 17 2017 11920 5 18 2018 12080 12 16 2019 8661 22 2020 5662 23 2021 16650 2 11 2022 10680 3 19 2023 7.4 338 29 Total 405400 2579 Minimum 7.4 Maximum 35260 Mean 13980 Median 13450