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Peak Streamflow for the Nation

USGS 05387500 Upper Iowa River at Decorah, IA

Winneshiek County, Iowa
Hydrologic Unit Code 07060002
Latitude  43°18'17.7", Longitude  91°47'43.4" NAD27
Drainage area 511  square miles
Gage datum 850.07 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)
1952 1952-03-31 9.17 8,850
1953 1953-08-03 9.58 11,100
1954 1954-06-21 10.12 11,600
1955 1955-08-01 6.64 1,700
1956 1956-03-28 8.28 5,500
1957 1957-07-16 8.98 8,000
1958 1958-02-26 7.401 1,2002
1959 1959-04-01 8.32 5,400
1960 1960-07-22 8.46 5,880
1961 1961-03-27 13.08 20,200
1962 1962-03-30 11.32 14,800
1963 1963-03-17 8.681 3,6002
1964 1964-04-03 7.97 3,870
1965 1965-09-30 9.98 10,100
1966 1966-02-08 9.65 9,330
1967 1967-06-10 10.46 11,800
1968 1968-05-16 7.69 3,950
1969 1969-06-30 11.35 14,900
1970 1970-07-29 6.84 2,460
1971 1971-04-01 9.47 8,440
1972 1972-09-25 10.47 8,340
1973 1973-04-17 9.422 6,290
1974 1974-06-10 9.82 7,120
1975 1975-04-29 9.21 6,090
1976 1976-03-12 10.75 9,500
1977 1977-02-24 6.31 2,010
1978 1978-06-17 9.83 7,060
1979 1979-08-23 8.83 5,260
1980 1980-06-01 9.33 6,120
1981 1981-08-31 7.26 3,190
1982 1982-03-20 7.39 3,290
1983 1983-09-21 9.11 5,730
1984 1984 8.68Bm 5,020Bm
1985 1985-02-23 8.72 5,210
1986 1986-03-16 9.28 6,150
1987 1986-10-13 9.50 6,430
1989 1989-03-12 6.701 2,2402
1990 1990-08-25 9.895 7,2002,7
1991 1991-05-19 7.795 3,7002,7
1992 1992-04-22 7.435 3,2002,7
1993 1993-08-17 14.355 20,5002,7
1994 1994-02-19 7.311,5 3,5002,7
1995 1995-03-12 5.655 2,3402,7
1996 1996-03-25 7.685 5,1802,7
1997 1997-03-22 7.515 4,9002,7
1998 1998-06-28 10.645 11,0002,7
1999 1999-07-22 8.555 6,7002,7
2000 2000-06-01 12.31 15,3002
2001 2001-04-08 10.06 9,730
2002 2002-05-08 5.28 1,930
2003 2003-05-12 5.16 1,920
2004 2004-05-23 9.32 8,180
2005 2005-07-25 8.76 7,090
2006 2006-04-09 6.57 3,500
2007 2007-08-22 9.53 8,610
2008 2008-06-09 17.90 34,100
2009 2009-02-11 5.272 2,020
2010 2010-09-25 7.64 5,190
2011 2011-03-24 7.65 7,330
2012 2012-02-29 4.37 1,880
2013 2013-06-23 11.67 17,000
2014 2014-03-28 6.12 4,200
2015 2015-06-22 8.66 9,170
2016 2016-08-24 13.68 19,800
2017 2017-02-22 7.60 7,690
2018 2018-06-10 11.87 17,200
2019 2019-03-15 9.442 11,000
2020 2020-06-10 7.46 7,520
2021 2021-08-30 9.30 10,800
2022 2022-07-24 5.092 4,050
2023 2023-02-27 5.36 4,250
2024 2024-06-24 9.79 10,900
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.