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Peak Streamflow for the Nation

USGS 05465500 Iowa River at Wapello, IA

Louisa County, Iowa
Hydrologic Unit Code 07080209
Latitude  41°10'41.11", Longitude  91°10'55.53" NAD83
Drainage area 12,500  square miles
Gage datum 538.08 feet above NAVD88
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
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Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1903 1903-06-03   88,7007
1904 1904-03-27   20,6007
1905 1905-03-26   37,8007
1906 1906-04-02   73,8007
1907 1907-07-23   37,3007
1908 1908-06-02   32,4007
1909 1909-04-02   31,8007
1910 1910-03-17   37,6007
1911 1911-02-19   29,4007
1912 1912-04-03 14.30 58,0007
1913 1913-03-21   35,0007
1914 1914-06-22   27,0007
1915 1915-02-26 11.50 41,800
1916 1916-03-28 12.70 48,900
1917 1917-03-29 13.20 52,000
1918 1918-06-08 15.00 77,000
1919 1919-03-23 10.80 38,100
1920 1920-03-29 9.70 32,200
1921 1921-09-24 9.60 32,400
1922 1922-03-02 8.60 26,500
1923 1923-04-07 9.60 31,700
1924 1924-06-28 11.30 40,700
1925 1925-06-21 5.20 12,900
1926 1926-09-25 11.80 43,500
1927 1927-05-26 10.10 34,200
1928 1927-10-09 9.102 29,200
1929 1929-03-21 14.60 72,200
1930 1930-06-17 13.50 52,200
1931 1931-09-27 3.10 6,740
1932 1931-12-02 8.80 27,800
1933 1933-04-07 15.40 62,000
1934 1934-04-11 3.30 7,230
1935 1935-03-12 11.00 35,500
1936 1936-03-18 11.60 36,500
1937 1937-03-07 14.60 53,800
1938 1938-06-15 8.20 21,200
1939 1939-03-14 11.30 37,000
1940 1940-03-21 3.70 7,780
1941 1941-03-25 7.10 16,600
1942 1942-08-07 11.10 36,300
1943 1943-08-04 8.70 24,400
1944 1944-05-25 14.70 54,100
1945 1945-03-22 14.80 56,400
1946 1946-01-08 14.00 51,400
1947 1947-06-18 16.10 94,000
1948 1948-03-21 14.70 60,000
1949 1949-03-11 12.70 44,300
1950 1950-03-14 12.80 44,800
1951 1951-04-14 16.14 67,000
1952 1952-03-14 12.10 41,300
1953 1953-02-23 10.42 32,800
1954 1954-06-29 11.98 40,800
1955 1955-04-25 8.262 23,000
1956 1956-09-01 4.18 9,340
1957 1957-06-22 5.89 14,200
1958 1958-02-27 6.481 13,0002
1959 1959-03-22 11.52 37,2006
1960 1960-04-05 17.02 69,0006
1961 1961-04-03 16.85 68,0006
1962 1962-04-06 15.38 53,7006
1963 1963-03-21 9.16 25,1006
1964 1964-06-25 5.25 11,8006
1965 1965-04-13 17.25 70,8006
1966 1966-05-25 10.36 30,3006
1967 1967-06-09 9.43 26,7006
1968 1968-08-10 8.70 21,5006
1969 1969-07-15 17.40 69,2006
1970 1970-03-06 11.81 34,6006
1971 1971-02-28 13.232 38,0006
1972 1972-08-08 9.37 24,5006
1973 1973-04-22 28.636 92,0006
1974 1974-05-19 28.12 82,2006
1975 1975-03-25 21.78 38,7006
1976 1976-04-27 21.41 36,6006
1977 1977-09-20 18.23 21,1006
1978 1978-03-22 20.14 30,3006
1979 1979-03-22 25.30 63,7006
1980 1980-06-08 18.17 21,3006
1981 1981-07-01 18.15 19,9006
1982 1982-07-20 23.61 48,9006
1983 1983-04-04 22.48 38,9006
1984 1984-02-24 21.782 35,3006
1985 1985-02-25 23.37 44,4006
1986 1986-05-19 25.14 56,0006
1987 1986-10-27 19.40 24,3006
1988 1988-01-21 19.321 12,2002,6
1989 1989-09-10 15.47 11,4006
1990 1990-06-19 28.91 86,6006
1991 1991-05-26 23.82 49,6006
1992 1992-04-28 20.55 31,7006
1993 1993-07-08 28.102 111,0002,6
1994 1994-03-12 19.672 31,1006
1995 1995-04-29 20.60 36,7006
1996 1996-05-12 24.77 74,5006
1997 1997-02-23 24.70 73,7006
1998 1998-07-01 22.97 49,0006
1999 1999-07-29 25.09 61,0006
2000 2000-07-19 21.01 34,2006
2001 2001-04-20 22.75 42,9006
2002 2002-06-07 19.13 28,8006
2003 2003-05-19 19.69 28,5006
2004 2004-05-31 26.65 65,7006
2005 2005-07-06 19.62 29,4006
2006 2006-04-10 18.43 22,9006
2007 2007-04-28 21.302 35,6006
2008 2008-06-14 32.15 188,0006
2009 2009-03-10 23.292 50,8002,6
2010 2010-03-19 24.40 52,0006
2011 2011-06-16 20.952 34,9006
2012 2012-05-05 18.66 26,5006
2013 2013-04-20 28.15 95,8006
2014 2014-07-03 30.18 107,0006
2015 2015-06-17 20.76 34,5006
2016 2016-09-30 27.20 76,7006
2017 2017-04-08 19.89 29,1006
2018 2018-09-08 25.81 69,3006
2019 2019-05-31 27.21 80,8006
2020 2020-06-28 24.03 55,9006
2021 2021-04-12 19.23 29,0006
2022 2022-05-05 18.81 26,4006
2023 2023-03-07 19.50 29,7006
2024 2024-05-29 22.905 48,1006
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.