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Peak Streamflow for the Nation

USGS 05576500 SANGAMON RIVER AT RIVERTON, IL

Sangamon County, Illinois
Hydrologic Unit Code 07130008
Latitude  39°50'35.26", Longitude  89°32'50.92" NAD83
Drainage area 2,618  square miles
Gage datum 508.00 feet above NAVD88
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peakfq (watstore) format
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Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1908 1908-05-09 26.52 19,100
1909 1909-07-15 24.31 13,200
1910 1910-01-21 21.20 7,020
1911 1911-09-30 27.22 21,200
1912 1912-03-23 25.30 15,800
1915 1915-08-24 26.85 18,600
1916 1916-02-02 28.03 23,800
1917 1917-06-06 27.80 23,100
1918 1918-05-11 22.83 9,980
1919 1919-06-29 23.37 11,100
1920 1920-05-14 25.32 15,800
1921 1921-03-30 22.50 9,080
1922 1922-04-11 28.22 22,700
1923 1923-03-20 23.62 11,000
1924 1924-06-28 22.90 9,500
1925 1925-03-20 23.31 10,200
1926 1926-09-11 30.15 32,900
1927 1926-10-04 32.04 41,000
1929 1929-05-20 24.80 14,000
1930 1930-02-28 22.522 9,8002
1931 1931-07-05 11.53 1,040
1933 1933-05-16 26.05 18,700
1934 1934-09-30 15.596 2,540
1935 1935-05-16 18.98 12,700
1936 1936-02-28 19.38 13,300
1937 1937-01-17 19.63 13,800
1938 1938-04-10 21.86 21,000
1939 1939-03-15 23.36 25,900
1940 1940-05-06 10.60 2,840
1941 1941-06-16 13.13 4,260
1942 1942-02-08 20.83 17,400
1943 1943-05-19 31.52 68,700
1944 1944-04-25 23.89 30,600
1945 1945-04-05 20.36 17,600
1946 1946-01-08 17.59 9,400
1947 1947-06-09 19.94 16,100
1948 1948-03-27 19.07 13,700
1949 1949-01-30 18.70 12,500
1950 1950-01-16 21.69 21,800
1951 1951-06-29 23.46 29,000
1952 1952-04-15 17.73 9,600
1953 1953-04-06   5,5002
1954 1954-06-12 8.85 1,830
1955 1955-05-29 13.49 4,520
1956 1956-06-03 17.04 8,200
1957 1957-07-01 21.94 22,600
1958 1958-08-04 21.36 20,600
1959 1959-02-14 21.33 20,300
1960 1960-06-23 20.63 18,200
1961 1961-05-11 21.21 20,000
1962 1962-03-23 20.77 18,800
1963 1963-03-12 17.43 9,060
1964 1964-04-24 19.83 15,800
1965 1965-06-05 19.25 14,200
1966 1966-04-27 19.49 14,900
1967 1966-12-12 18.69 12,500
1968 1968-05-27 22.06 23,200
1969 1969-04-18 20.35 17,400
1970 1970-06-18 22.09 23,400
1971 1971-02-05 16.95 8,100
1972 1972-03-12 20.61 18,200
1973 1973-04-24 23.00 27,000
1975 1975-02-27 19.53 15,000
1976 1976-02-22 17.63 9,460
1977 1977-05-08 23.49 29,000
1978 1978-05-14 21.52 21,100
1979 1979-04-12 26.78 44,200
1981 1981-05-19 22.10 19,600
1982 1982-02-22 24.00 28,700
1983 1983-05-02 25.42 38,800
1984 1984-03-20   13,7002
1985 1985-02-25   13,7002
1986 1985-11-21 24.33 26,100
1987 1986-12-03 15.75 6,090
1988 1988-01-20   7,2502
1989 1989-06-01 15.70 6,050
1990 1990-05-20 23.95 24,700
1991 1990-12-31 23.74 23,900
1992 1992-08-02 19.76 14,000
1993 1993-01-06 21.412 18,200
1994 1994-04-13 28.28 46,300
1995 1995-05-21 22.74 20,400
1996 1996-05-10 25.65 31,900
1997 1997-03-03 19.06 11,700
1998 1998-06-20 21.85 19,000
1999 1999-02-10 18.62 10,700
2000 2000-06-26 13.64 4,570
2001 2001-06-08 22.72 21,800
2002 2002-05-14 30.07 51,800
2003 2003-05-12 20.21 12,800
2004 2004-03-31 18.77 11,000
2005 2005-01-15 25.30 31,800
2006 2006-04-08 18.77 11,000
2007 2007-02-27 19.51 12,700
2008 2008-06-08 27.17 33,400
2009 2009-05-19 22.40 17,000
2010 2009-11-01 23.232 24,000
2011 2011-06-20 22.31 20,500
2012 2012-05-02 13.06 4,220
2013 2013-04-22 24.83 29,800
2014 2014-02-22 19.98 13,800
2015 2015-06-29 20.83 16,900
2016 2015-12-31 30.13 58,800
2017 2017-05-06 23.75 23,500
2018 2018-06-15 18.15 9,660
2019 2019-06-23 22.96 22,300
2020 2020-05-18 22.85 22,000
2021 2021-07-03 20.45 15,200
2022 2022-02-23 19.47 12,400
2023 2023-05-09 18.40 10,100
2024 2024-01-27 18.412 9,6702
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.