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Peak Streamflow for the Nation

USGS 12448000 CHEWUCH RIVER AT WINTHROP, WA

Okanogan County, Washington
Hydrologic Unit Code 17020008
Latitude  48°28'38", Longitude 120°11'07" NAD27
Drainage area 525  square miles
Gage datum 1,736.26 feet above NGVD29
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1992 1992-05-08 5.70 1,770
1993 1993-05-15 6.75 2,990
1994 1994-05-09 6.34 2,500
1995 1995-05-30 8.122 5,040
1996 1996-06-08 7.97 4,790
1997 1997-06-01 8.38 5,490
1998 1998-05-27 8.74 5,870
1999 1999-06-16 8.922 6,480
2000 2000-05-22 6.192 2,200
2001 2001-05-25 5.132 1,030
2002 2002-05-30 6.772 3,010
2003 2003-06-10 6.822 2,770
2004 2004-06-27 6.212 2,170
2005 2005-04-27 5.842 1,740
2006 2006-05-18 9.61 7,900
2007 2007-05-17 7.042 3,110
2008 2008-05-19 9.572 7,820
2009 2009-05-26 6.11 2,380
2010 2010-05-20 7.402 3,950
2011 2011-06-07 9.37 6,230
2012 2012-05-16 8.09 4,190
2013 2013-05-12 8.15 5,460
2014 2014-05-17 7.58 3,500
2015 2015-05-17 6.66 2,430
2016 2016-04-22 9.15 5,850
2017 2017-05-22 10.10 7,600
2018 2018-05-10   8,910
2019 2019-05-17 6.88 2,630
2020 2020-05-18 7.63 3,880
2021 2021-05-17 7.03 2,960
2022 2022-06-06 7.97 4,150
2023 2023-05-06 9.03  
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  Peak Gage-Height Qualification Codes.