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Peak Streamflow for the Nation

USGS 12372000 Flathead River near Polson MT

Lake County, Montana
Hydrologic Unit Code 17010212
Latitude  47°40'49.03", Longitude 114°14'48.22" NAD83
Drainage area 7,079  square miles
Gage datum 2,692.7 feet above NGVD29
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Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1894 1894-06 21.00Bd 110,0002,7,Bd
1908 1908-06-13   62,100
1909 1909-06-22   58,800
1910 1910-05-15   42,800
1911 1911-06-20   44,200
1912 1912-06-15   36,500
1913 1913-06-10   75,400
1914 1914-05-26   41,000
1915 1915-05-18   21,000
1916 1916-07-04   74,700
1917 1917-06-23   59,100
1918 1918-06-20   58,400
1919 1919-06-01   48,200
1920 1920-06-24   44,200
1921 1921-06-11   62,000
1922 1922-06-10   56,400
1923 1923-06-15   55,900
1924 1924-05-26   47,000
1925 1925-05-25   67,000
1926 1926-05-08   29,300
1927 1927-06-19   75,000
1928 1928-05-29   82,800
1929 1929-06-13   45,500
1930 1930-06-11   31,700
1931 1931-05-20   35,400
1932 1932-05-24   51,800
1933 1933-06-19   78,100
1934 1934-05-12   52,200
1935 1935-06-05   50,200
1936 1936-05-19   50,900
1937 1937-06-04   35,800
1938 1938-06-07   49,2005
1939 1939-05-20   45,9005
1940 1940-05-27   38,4005
1941 1941-06-04   22,2005
1942 1942-06-10 16.20 53,5005
1943 1943-06-24 15.52 49,3005
1944 1944-06-06 10.57 24,5005
1945 1945-06-03 17.04 58,4005
1946 1946-06-07 15.67 50,5005
1947 1947-05-15 16.80 56,6005
1948 1948-06-06 19.15 73,2005
1949 1949-05-19 15.89 51,5005
1950 1950-06-25 18.02 67,0005
1951 1951-06-16 17.99 66,8005
1952 1952-05-23 13.93 41,8005
1953 1953-06-04 16.64 58,1005
1954 1954-07-03 16.69 59,3005
1955 1955-06-16 15.48 49,3005
1956 1956-06-07 16.89 58,2005
1957 1957-05-22 15.40 48,8005
1958 1958-05-26 17.452 61,6005
1959 1959-06-26 16.25 55,7005
1960 1960-06-18 16.13 55,0005
1961 1961-06-06 16.16 55,2005
1962 1962-06-02 13.50 39,4005
1963 1963-07-01 14.95 47,9005
1964 1964-06-12 17.99 66,8005
1965 1965-06-19 16.36 56,4005
1966 1966-05-31 14.60 45,8005
1967 1967-06-16 15.10 48,8005
1968 1968-06-14 14.73 44,7005
1969 1969-05-29 13.88 40,5005
1970 1970-06-04 14.65 44,3005
1971 1971-05-17 15.03 46,8005
1972 1972-06-13 16.32 54,8005
1973 1973-07-01 8.57 15,6005
1974 1974-06-24 16.90 58,9005
1975 1975-06-19 16.36 55,2005
1976 1976-06-02 13.48 37,5005
1977 1976-11-18 7.99 13,7005
1978 1978-06-26 12.54 32,3005
1979 1979-05-29 13.27 36,3005
1980 1980-05-26 17.30 61,8005
1981 1981-06-22 15.60 49,8005
1982 1982-06-20 16.05 52,8005
1983 1983-05-30 13.74 38,3005
1984 1984-06-29 13.94 39,4005
1985 1985-05-30 13.20 35,3005
1986 1986-06-04 14.71 44,0005
1987 1987-05-15 10.78 23,6005
1988 1988-02-13 8.12 13,8005
1989 1989-06-14 12.48 31,5005
1990 1990-06-15 14.46 42,5005
1991 1991-06-14 16.00 50,3005
1992 1992-06-20 8.06 13,9005
1993 1993-07-09 13.35 35,0005
1994 1993-12-31 8.09 13,7001,5
1995 1995-06-09 16.39 55,2005
1996 1996-06-14 15.14 46,8005
1997 1997-06-07 16.64 57,0005
1998 1998-06-19 13.89 39,1005
1999 1999-06-27 13.15 35,0005
2000 2000-06-17 12.16 29,0005
2001 2001-07-01 9.52 18,6005
2002 2002-06-02 15.83 51,3005
2003 2003-06-06 11.63 27,4005
2004 2004-05-31 10.70 23,3005
2005 2005-06-07 15.40 48,4005
2006 2006-06-17 15.50 49,1005
2007 2007-06-07 12.76 33,2005
2008 2008-07-03 14.75 44,3005
2009 2009-06-23 10.77 24,3005
2010 2010-06-24 13.05 35,6005
2011 2011-06-26 15.90 52,3005
2012 2012-06-28 16.48 56,1005
2013 2013-05-28 13.94 40,4005
2014 2014-06-20 15.70 51,0005
2015 2015-06-10 10.82 25,0005
2016 2016-05-30 11.98 30,3005
2017 2017-05-31 15.11 47,3005
2018 2018-05-30 15.50 49,7005
2019 2019-05-16 10.52 23,4005
2020 2020-06-08 14.70 44,0005
2021 2021-06-01 11.84 29,1005
2022 2022-06-24 16.89 56,3005
2023 2023-05-14 11.02 25,4005
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.