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Peak Streamflow for the Nation

USGS 05576000 SOUTH FORK SANGAMON RIVER NEAR ROCHESTER, IL

Sangamon County, Illinois
Hydrologic Unit Code 07130007
Latitude  39°44'32", Longitude  89°34'02.2" NAD83
Drainage area 867  square miles
Gage datum 510.90 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)
1950 1950-01-08 25.43 7,950
1951 1951-07-02 25.24 7,160
1952 1952-06-23 19.752 3,080
1953 1953-03-15 15.482 1,230
1954 1954-04-15 9.752 971
1955 1955-05-28 16.102 2,3305
1956 1956-08-10 16.342 2,1505
1957 1957-07-01 28.36 18,1005
1958 1958-08-03 28.14 14,3005
1959 1959-02-13 24.28 6,0002,5
1960 1960-04-02 23.102 5,3005
1961 1961-05-13 22.662 4,3605
1962 1962-03-21 22.662 5,5105
1963 1963-03-05 17.402 2,4205
1964 1964-04-27 20.27 2,1205
1965 1965-06-04 19.502 2,9005
1966 1966-04-24 25.042 6,8005
1967 1966-12-12   5,5002,5
1968 1968-05-29 26.982 8,4905
1969 1969-04-19 25.142 5,8705
1970 1970-06-18 29.962 11,0005
1971 1971-07-16 19.58 2,6705
1972 1971-12-19 26.57 6,5805
1973 1973-04-25 28.84 9,1305
1974 1974-01-23 29.13 11,0005
1975 1975-02-27 25.39 6,8005
1976 1976-02-22 19.512 2,5905
1977 1977-05-07 27.05 8,8205
1978 1978-03-25 27.432 9,0205
1979 1979-04-14 31.92 14,9005
1980 1980-06-06 21.69 3,9805
1981 1981-05-23 24.39 4,8205
1982 1982-02-24 28.71 10,0005
1983 1982-12-04 27.50 8,9405
1984 1984-03-20 26.31 7,7305
1985 1985-02-26 30.79 7,0005
1986 1985-11-22 29.14 10,1005
1987 1986-12-03 18.26 2,0405
1988 1988-03-09 20.30 3,5005
1989 1989-05-31 17.14 1,8005
1990 1990-05-20 26.97 8,0705
1991 1991-01-02 27.36 7,9405
1992 1992-07-31 18.742 1,8405
1993 1993-09-27 28.85 9,0205
1994 1994-04-14 32.40 20,3005
1995 1995-05-22 25.95 6,6105
1996 1996-05-11 28.92 11,2005
1997 1997-03-03 23.51 4,8805
1998 1998-06-23 24.76 5,3105
1999 1999-02-11 23.81 4,6805,C
2000 2000-06-27 15.16 1,6505,C
2001 2001-06-10 26.64 7,4005,C
2002 2002-05-13 32.55 16,5005,C
2003 2003-05-11 24.072 6,1905,C
2004 2004-05-20 23.122 5,5305,C
2005 2005-01-08 28.242 10,5005,C
2006 2006-04-12 19.892 4,0705,C
2007 2007-03-02 24.602 5,4905,C
2008 2008-09-18 30.172 9,4305,C
2009 2009-05-18 26.802 6,8205,C
2010 2009-12-29 26.302 6,5405,C
2011 2011-06-22 25.55 5,6705,C
2012 2012-05-05 18.302 2,2505,C
2013 2013-04-21 29.79 10,9005,C
2014 2014-02-25 23.852,N 4,7705,C
2015 2015-06-29 24.872 5,7905,C
2016 2015-12-30 36.582 24,3005,C
2017 2017-05-05 29.23 9,4805,C
2018 2018-06-15 25.91R 5,6105,C,R
2019 2019-06-25 29.69R 10,1005,C,R
2020 2020-01-14 28.62R 8,6605,C,R
2021 2021-05-21 26.64R 6,3405,C,R
2022 2022-07-10 24.55R 5,1005,C,R
2023 2023-05-09 24.33 4,9705,C
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.