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Peak Streamflow for the Nation

USGS 05459500 Winnebago River at Mason City, IA

Cerro Gordo County, Iowa
Hydrologic Unit Code 07080203
Latitude  43°09'54", Longitude  93°11'33" NAD83
Drainage area 526  square miles
Gage datum 1,069.51 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)
1933 1933-03-30 15.70 10,800
1934 1934-04-03 4.10 1,470
1935 1935-03-05 5.806 2,340
1936 1936-03-16 6.101 2,5202
1937 1937-03-05 9.68 5,260
1938 1938-06-25 10.29 5,850
1939 1939-03-13 7.90 3,730
1940 1940-03-29 3.40 980
1941 1941-06-02 4.40 1,500
1942 1941-11-01 5.80 2,290
1943 1943-03-16 7.93 3,760
1944 1944-06-12 12.20 7,020
1945 1945-03-11 10.221 4,6002
1946 1946-03-14 6.90 2,970
1947 1947-06-30 8.80 4,360
1948 1948-02-28 11.221 5,0002
1949 1949-03-04 7.40 3,310
1950 1950-03-07 7.30 3,310
1951 1951-04-07 12.44 7,560
1952 1952-03-30 8.70 4,360
1953 1953-08-03 4.73 1,730
1954 1954-06-21 11.85 7,060
1955 1955-06-03 5.75 2,330
1956 1956-04-01 4.15 1,360
1957 1957-05-30 3.58 1,090
1958 1958-06-04 3.83 955
1959 1959-05-21 7.33 3,040
1960 1960-03-28 5.98 2,320
1961 1961-03-27 14.80 10,500
1962 1962-08-31 13.06 8,510
1963 1963-07-19 8.86 4,120
1964 1964-09-09 4.85 1,620
1965 1965-04-11 14.27 9,700
1966 1966-02-09 8.521 2,3002
1967 1967-06-10 6.00 1,400
1968 1968-06-27 7.30 2,370
1969 1969-07-08 12.25 6,850
1970 1970-05-30 6.84 2,030
1971 1971-04-01 8.24 3,150
1972 1972-09-28 6.65 1,890
1973 1973-03-11 9.371 3,7002
1974 1974-03-03 7.261 2,1002
1975 1975-04-28 10.48 5,130
1976 1976-03-12 9.001 3,1002
1977 1977-05-05 4.26 360
1978 1978-06-15 7.36 2,430
1979 1979-08-23 11.33 5,930
1980 1980-05-30 11.66 6,250
1981 1981-06-24 10.90 5,510
1982 1982-06-07 9.16 3,940
1983 1983-03-07 8.88 3,690
1984 1984-06-08 11.94 6,540
1985 1985-03-11 6.481 1,7002
1986 1986-03-18 9.40 4,200
1987 1986-10-12   3,000
1988 1988-04-29 4.67 607
1989 1989-03-11 5.30 9292
1990 1990-08-25 7.86 2,830
1991 1991-05-18 11.58 5,630
1992 1992-03-09 8.25 3,150
1993 1993-04-01 12.59 7,190
1994 1994-07-16 7.26 2,330
1995 1995-06-07 6.81 1,980
1996 1996-03-25 6.341 1,2702
1997 1997-03-11 9.321 3,6402
1998 1998-06-24 8.01 2,750
1999 1999-07-21 11.84 6,100
2000 2000-06-16 6.76 2,020
2001 2001-04-12 11.83 6,430
2002 2002-08-06 6.92 2,120
2003 2003-05-11 6.84 2,060
2004 2004-05-22 14.67 9,990
2005 2005-04-19 10.84 5,610
2006 2006-04-03 7.06 2,370
2007 2007-03-15 9.47 4,270
2008 2008-06-08 18.74 13,100
2009 2009-02-11 6.74 2,180
2010 2010-03-12 11.201 6,3802
2011 2011-03-23 7.55 3,110
2012 2012-05-06 5.47 1,320
2013 2013-05-20 9.112 4,690
2014 2014-06-20 9.36 4,890
2015 2015-06-22 7.10 2,800
2016 2016-09-22 14.052 8,430
2017 2017-02-21 7.14 2,750
2018 2018-09-21 12.17 7,240
2019 2019-03-20 10.422 5,760
2020 2019-10-06 7.272 2,860
2021 2021-08-28 5.78 1,570
2022 2022-04-13 10.91 4,160
2023 2023-02-27 10.982,5 3,980
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.