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Peak Streamflow for the Nation

USGS 05451500 Iowa River at Marshalltown, IA

Marshall County, Iowa
Hydrologic Unit Code 07080208
Latitude  42°03'57", Longitude  92°54'27" NAD27
Drainage area 1,532  square miles
Gage datum 852.94 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 1903-05-29 6.80 7,760
1915 1915-06-01 13.806 9,440
1916 1916-03-29 9.50 3,620
1917 1917-03-27 14.60 13,000
1918 1918-06-04 17.74 42,000
1919 1919-03-17 13.00 7,480
1920 1919-10-06 12.40 6,520
1921 1921-09-17 13.40 8,500
1922 1922-02-24 11.70 5,710
1923 1923-04-04 10.50 4,350
1924 1924-06-29 13.60 9,060
1925 1925-06-19 7.60 2,480
1926 1926-09-19 13.90 10,000
1927 1927-06-09 13.00 7,610
1929 1929-08-03 15.00 15,500
1930 1930-04-01 10.60 4,800
1933 1933-04-04 15.50 17,100
1934 1934-01-24 6.30 1,400
1935 1935-03-05 15.70 12,500
1936 1936-03-09 13.60 8,450
1937 1937-03-06 13.80 9,130
1938 1938-05-06 11.30 4,540
1939 1939-03-13 13.80 9,080
1940 1940-06-23 7.90 2,200
1941 1941-09-08 9.60 2,900
1942 1942-06-03 15.80 18,100
1943 1943-02-27 12.10 4,960
1944 1944-05-20 15.90 18,900
1945 1945-03-16 14.10 8,340
1946 1946-01-06 15.601 14,3002
1947 1947-06-13 16.80 20,500
1948 1948-02-28 15.80 15,000
1949 1949-03-05 14.80 10,000
1950 1950-03-07 15.80 14,800
1951 1951-03-29 16.13 15,200
1952 1952-03-11 13.99 6,500
1953 1953-02-21 16.701 7,0002
1954 1954-08-28 16.09 11,500
1955 1955-02-20 11.75 3,290
1956 1956-05-13 9.89 2,160
1957 1957-06-16 15.24 7,800
1958 1958-06-13 14.11 5,550
1959 1959-03-27 15.57 10,000
1960 1960-03-31 17.51 21,500
1961 1961-03-31 14.81 7,850
1962 1962-03-29 15.90 9,400
1963 1963-03-16 12.64 3,890
1964 1964-05-08 10.40 2,320
1965 1965-04-06 17.63 17,400
1966 1966-06-13 16.25 8,800
1967 1967-06-13 15.49 6,900
1968 1968-07-20 11.84 3,330
1969 1969-07-09 19.102 31,900
1970 1970-05-14 14.99 6,580
1971 1971-03-15 17.22 11,700
1972 1972-06-14 17.55 10,900
1973 1973-04-17 16.52 8,340
1974 1974-06-23 19.38 15,600
1975 1975-03-21 18.42 11,500
1976 1976-04-19 17.27 8,840
1977 1977-08-17 16.35 6,330
1978 1978-09-21 16.50 6,320
1979 1979-03-19 19.77 20,900
1980 1980-06-14 15.85 6,040
1981 1981-06-25 14.15 4,150
1982 1982-03-20 17.50 9,130
1983 1983-07-04 18.65 10,900
1984 1984-06-14 18.29 11,100
1985 1985-03-04 17.07 6,870
1986 1986-07-01 18.10 10,600
1987 1987-08-27 15.442 5,680
1988 1988-03-08 13.941 2,9802
1989 1989-03-10 13.901 1,3002
1990 1990-06-18 20.38 17,300
1991 1991-06-05 19.97 15,200
1992 1992-02-19 16.10 5,310
1993 1993-08-17 20.77 20,400
1994 1994-03-06 16.75 6,420
1995 1995-05-10 15.48 4,330
1996 1996-06-18 16.52 5,970
1997 1997-06-22 17.87 8,890
1998 1998-06-22 19.66 12,600
1999 1999-06-11 18.22 9,790
2000 2000-07-11 16.41 5,790
2001 2001-03-21 17.43 7,910
2002 2002-05-13 13.08 2,750
2003 2003-05-10 16.37 5,420
2004 2004-05-26 18.18 8,330
2005 2005-06-30 17.13 7,240
2006 2006-05-02 14.22 3,610
2007 2007-06-24 20.13 16,900
2008 2008-06-13 21.79 22,400
2009 2009-04-28 18.30 10,100
2010 2010-06-28 19.00 12,100
2011 2011-02-19 16.931 6,4802
2012 2012-05-04 13.09 2,400
2013 2013-05-30 22.08 25,500
2014 2014-07-02 22.25 24,500
2015 2015-08-30 19.99 14,300
2016 2015-12-15 20.38 16,800
2017 2016-10-01 17.63 8,510
2018 2018-09-27 18.25 9,000
2019 2019-03-15 20.32 15,700
2020 2020-06-23 18.21 9,250
2021 2021-03-06   2,0102
2022 2022-06-16 16.64 7,020
2023 2023-02-28 17.71 9,290
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.