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Peak Streamflow for Illinois

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USGS 05554500 VERMILION RIVER AT PONTIAC, IL

Livingston County, Illinois
Hydrologic Unit Code 07130002
Latitude  40°52'40.2", Longitude  88°38'09.6" NAD83
Drainage area 579  square miles
Gage datum 619.02 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)
1933 1933-05 17.00Bd 11,0002,7,Bd
1943 1943-08-05 15.90 8,170
1944 1944-04-24 15.45 7,770
1945 1945-05-18 9.65 3,500
1946 1946-06-21 9.15 3,260
1947 1947-05-01 10.38 3,950
1948 1948-03-23 7.75 2,540
1949 1949-01-29 6.05 1,600
1950 1950-04-26 12.92 6,120
1951 1951-07-10 17.90 11,000
1952 1952-04-25 9.00 3,370
1953 1953-07-08 7.47 2,470
1954 1954-04-13 6.87 2,110
1955 1955-01-07 8.07 2,770
1956 1956-04-30 9.88 4,000
1957 1957-04-28 17.20 9,970
1958 1958-07-15 15.84 8,670
1959 1959-04-28 12.542 5,820
1960 1960-03-30 11.10 4,840
1961 1961-09-26 9.30 3,580
1962 1962-03-21 13.37 6,460
1964 1964-04-22 6.00 1,640
1965 1965-05-05 15.70 8,340
1966 1965-12-26 11.74 5,120
1967 1967-04-02 8.10 2,740
1968 1968-06-26 15.56 8,170
1969 1969-01-30 7.97 2,660
1970 1970-05-14 17.46 10,300
1971 1971-03-15 8.87 3,680
1972 1972-04-22 8.43 3,370
1973 1972-12-31 14.35 7,350
1974 1974-06-23 13.88 6,900
1975 1975-01-11 12.90 6,160
1976 1976-03-06 13.66 6,810
1977 1977-08-11 7.71 2,700
1978 1977-10-02 10.70 4,710
1979 1979-03-05 16.271 7,9702
1980 1980-06-03 18.12 11,300
1981 1981-05-15 14.36 7,080
1982 1982-04-10 14.882 7,500
1983 1982-12-04 19.16 13,100
1984 1984-02-14   6,2002
1985 1985-02-24 16.07 8,770
1986 1985-11-20 15.48 8,080
1987 1986-10-04 15.69 8,330
1988 1988-03-30 8.06 3,050
1989 1989-09-10 12.29 5,580
1990 1990-03-12 16.64 9,340
1991 1990-12-30 15.62 8,230
1992 1992-07-27 8.21 3,080
1993 1993-01-05 16.21 9,390
1994 1993-10-18 15.98 9,130
1995 1995-05-25 14.14 6,920
1996 1996-05-29 15.71 8,340
1997 1997-02-21   8,1002
1998 1998-05-08 16.19 8,940
1999 1999-04-17 13.35 6,870
2000 2000-06-22 7.75 2,690
2001 2001-06-07 14.94 8,440C
2002 2002-05-13 16.35 9,930C
2003 2003-07-19 10.73 4,690C
2004 2003-11-19 10.59 4,590C
2005 2005-01-14 17.23 10,900C
2006 2006-04-18 12.51 6,090C
2007 2007-03-24 16.50 10,100C
2008 2008-01-09 19.18 13,200C
2009 2008-12-29 14.20 7,700C
2010 2009-10-31 14.83 8,330C
2011 2011-04-23 12.02 5,650C
2012 2012-05-08 10.56 4,640C
2013 2013-06-01 15.04 8,540C
2014 2014-02-22 12.51 6,090C
2015 2015-07-12 14.59 8,090C
2016 2015-12-29 17.27 11,200C
2017 2017-06-19 11.48 5,710C
2018 2018-02-22 15.68 9,560C
2019 2019-05-02 17.17 11,100C
2020 2020-05-19 16.67 9,890C
2021 2021-06-28 15.73 9,070C
2022 2021-10-26 13.59 7,060C
2023 2023-03-05 8.45 3,270C
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.