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Department of Water and Environmental Regulation HYANN V88 Output 14/08/2026
Site 609023 Chapman Brook - Forest Grove
Variable 151.00 Stream Discharge Volume in Megalitres
Year Annual Days Rank
Total Missing
(Megalitres)
-----------------------------------------------
1995 14300 131 10
1996 26360 1
1997 12400 13
1998 14320 9
1999 19100 5
2000 19770 4
2001 4684 31
2002 8610 25
2003 12010 16
2004 10510 21
2005 13280 12
2006 5629 29
2007 9699 24
2008 13540 11
2009 18310 6
2010 7021 27
2011 10670 20
2012 10350 22
2013 22000 2
2014 11400 18
2015 5624 30
2016 16140 8
2017 10120 23
2018 12400 14
2019 6565 28
2020 11560 17
2021 16340 7
2022 10990 19
2023 7992 26
2024 12220 15
2025 21710 3
2026 2472 141 32
Total 398100 272
Minimum 2472
Maximum 26360
Mean 12440
Median 11780