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Peak Streamflow for the Nation

USGS 06807410 West Nishnabotna River at Hancock, IA

Pottawattamie County, Iowa
Hydrologic Unit Code 10240002
Latitude  41°23'24.4", Longitude  95°22'19.4" NAD83
Drainage area 609  square miles
Gage datum 1,086.22 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)
1960 1960-03-29 13.64 9,320
1961 1961-03-14 10.31 5,430
1962 1962-05-29 13.50 9,240
1963 1963-03-11 9.75 4,860
1964 1964-05-26 14.50 10,500
1965 1965-03-01 20.441 18,0002
1966 1966-06-12 9.07 4,170
1967 1967-06-16 14.16 10,900
1968 1968-06-25 6.41 2,380
1969 1969-03-18 15.02 12,600
1970 1970-05-13 9.89 4,930
1971 1971-02-19 18.56 17,700
1972 1972-09-13 22.12 26,400
1973 1973-09-26 16.54 14,300
1974 1974-05-19 12.81 8,950
1975 1975-04-28 14.13 10,700
1976 1976-06-13 12.70 8,810
1977 1977-09-01 4.70 1,110
1978 1978-09-13 17.85 16,800
1979 1979-03-18 19.54 18,300
1980 1980-06-15 14.01 9,880
1981 1981-05-04 6.75 2,510
1982 1982-02-21 15.84 13,900
1983 1983-02-20 11.70 8,310
1984 1984-06-15 14.52 12,000
1985 1984-12-28 9.482 5,610
1986 1986-05-10 15.19 13,000
1987 1986-10-11 12.39 7,510
1988 1988-06-08 7.452 2,730
1989 1989-09-08 19.44 17,600
1990 1990-06-17 18.33 16,400
1991 1991-06-14 12.68 7,870
1992 1992-07-30 5.74 1,620
1993 1993-07-10 23.52 30,100
1994 1994-06-12 12.58 7,750
1995 1995-03-12 8.20 3,300
1996 1996-07-17 17.91 15,700
1997 1997-02-18 17.001 11,2002
1998 1998-06-15 17.53 15,000
1999 1999-07-03 12.18 7,260
2000 2000-06-26 3.18 389
2001 2001-03-15 11.34 8,230
2002 2002-06-13 6.14 1,860
2003 2003-05-04 11.92 6,960
2004 2004-05-25 17.19 14,400
2005 2005-06-11 10.45 5,350
2006 2006-09-18 3.41 555
2007 2007-05-06 20.53 19,800
2008 2008-06-12 18.47 16,600
2009 2009-07-04 10.35 5,250
2010 2010-06-27 14.36 10,100
2011 2011-06-21 11.20 6,150
2012 2012-05-06 5.91 1,570
2013 2013-05-27 9.55 4,460
2014 2014-09-01 16.44 13,200
2015 2014-10-01 13.112 7,760
2016 2015-12-14 14.32 10,000
2017 2017-05-20 9.05 4,010
2018 2018-08-20 9.12 4,080
2019 2019-03-14 22.36 29,600
2020 2019-10-10 11.81 6,830
2021 2021-03-04 4.42 1,030
2022 2022-06-16 5.46 1,390
2023 2023-02-27 11.39 6,350
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.