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Peak Streamflow for the Nation

USGS 15200280 GULKANA R AT SOURDOUGH AK

Valdez-Cordova Census Area County, Alaska
Hydrologic Unit Code 19020102
Latitude  62°31'15", Longitude 145°31'51" NAD27
Drainage area 1,760  square miles
Gage datum 1,852.1 feet above NAVD88
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1973 1973-05-16 9.922 8,840
1974 1974-05-25 8.862 6,750
1975 1975-06-04 9.66 8,110
1976 1976-05-27 7.322 3,850
1977 1977-06-02 10.07 9,170
1978 1978-05-09 9.542 7,970
1989 1989-05-04 10.882 11,500
1990 1990-09-12 11.26 12,700
1991 1991-05-24 8.942 6,710
1992 1992-06-03 10.08 9,420
1993 1993-05-04 8.692 6,170
1997 1997-06-10 9.36 7,470
1998 1998-08-10 7.28 3,130
1999 1999-05-17 8.48 5,340
2000 2000-06-08 8.33 4,890
2001 2001-05-25 8.43 5,090
2002 2002-08-22 9.41 7,380
2003 2002-10-03 8.012 4,290
2004 2004-05-10 9.50 7,600
2007 2006-10-10 12.00 15,3002
2008 2008-05-05   7,0001,2,9
2009 2009-05-05 14.641 12,0001,2,9
2010 2010-07-25 8.41 4,480
2011 2011-05-23 8.63 4,920
2012 2012-06-14 10.29 8,130
2013 2013-05-30 14.622 19,3009
2014 2014-05-04   7,0001,2,9
2015 2015-05-11 9.582 6,6309
2016 2016-07-26 8.52 4,560
2017 2017-05-02 8.851 4,6002,9
2018 2018-06-13 10.752 9,150
2019 2019-05-09 8.572 4,7509
2020 2020-06-24 10.09 7,690
2021 2021-05-31 9.67 6,8109
2022 2022-05-29 12.97 13,8009
2023 2023-05-21 12.21 11,9009
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.