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Peak Streamflow for the Nation

USGS 06115200 Missouri River near Landusky MT

Fergus County, Montana
Hydrologic Unit Code 10040104
Latitude  47°37'53.15", Longitude 108°41'15.88" NAD83
Drainage area 40,649  square miles
Contributing drainage area 39,828  square miles
Gage datum 2,239.96 feet above NGVD29
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
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Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1934 1934-06-12   31,900
1935 1935-06-17   20,100
1936 1936-05-19   21,300
1937 1937-06-12   19,000
1938 1938-06-25   37,500
1939 1939-05-08   18,000
1940 1940-06-03   13,800
1941 1941-06-15   14,000
1942 1942-06-04   51,300
1943 1943-06-20   63,800
1944 1944-06-17   34,800
1945 1945-06-10   31,100
1946 1946-06-01   21,500
1947 1947-05-13   38,800
1948 1948-06-21   93,200
1949 1949-06-05   26,900
1950 1950-06-25   38,300
1951 1951-05-27   31,200
1952 1952-03-29   55,0001
1953 1953-06-06   137,0005
1954 1954-05-23   21,9005
1955 1955-05-25   22,4005
1956 1956-06-16   40,7005
1957 1957-06-12   23,8005
1958 1958-06-16   25,6005
1959 1959-06-17   34,4005
1960 1960-05-17   22,4005
1961 1961-05-31   18,3005
1962 1962-06-17   29,8005
1963 1963-06-11   23,2005
1964 1964-06-11   115,0005
1965 1965-06-28   39,6005
1966 1965-10-16   20,0005
1967 1967-06-16   53,8005
1968 1968-06-12   29,3005
1969 1969-03-22 26.32 35,0001,5
1970 1970-05-12 21.03 37,7005
1971 1971-05-16 19.302 28,5005
1972 1972-06-09 22.652 43,3005
1973 1972-11-09 14.812 12,2005
1974 1974-06-21 20.73 31,8005
1975 1975-06-23 29.03 76,2005
1976 1976-05-17 21.742 35,5005
1977 1977-02-07   11,3005
1978 1978-03-25 34.171 108,0005,9
1979 1979-03-09 27.841 30,0001
1980 1980-06-18 21.812 29,9005
1981 1981-05-25 27.64 59,2005
1982 1982-06-09 23.912 38,2005
1983 1983-07-10 21.03 23,2005
1984 1984-06-26 21.332 25,4005
1985 1984-10-01 16.332 11,3005
1986 1986-09-25 21.872 28,2005
1987 1987-05-04 16.512 11,0005
1988 1988-05-11 15.80 10,1005
1989 1989-05-14 19.582 19,4005
1990 1990-06-03 19.312 18,2005
1991 1991-06-14 22.67 27,6005
1992 1991-12-21   8,5001,2,5
1993 1993-07-21 23.78 34,0005
1994 1994-04-27 26.941 20,5005
1995 1995-06-08 24.25 32,5005
1996 1996-06-13 23.642 30,5005
1997 1997-06-17 27.12 49,8005
1998 1998-07-04 23.69 32,0005
1999 1999-06-08 20.44 21,8005
2000 2000-05-07 14.982 8,4605
2001 2001-07-22 15.272 8,6105
2002 2002-06-16 19.44 18,9005
2003 2003-03-16   18,0001,2,5
2004 2004-05-30 16.552 10,7005
2005 2005-06-06 19.552 17,7005
2006 2006-06-13 21.072 22,2005
2007 2007-06-10 18.942 16,6005
2008 2008-06-11 23.82 32,5005
2009 2009-06-03 20.48 21,9005
2010 2010-06-20 24.20 33,9005
2011 2011-06-11 32.35 74,8005
2012 2012-06-11 19.362 18,7005
2013 2013-06-03 27.92 46,2005
2014 2014-08-24 24.812 34,8005
2015 2015-06-06 18.812 16,9005
2016 2016-05-25 17.702 14,1005
2017 2016-10-04 21.072 23,2005
2018 2018-06-23 26.922 42,3005
2019 2019-05-31 24.372 33,5005
2020 2020-07-03 21.192 23,5005
2021 2021-05-29 17.952,R 14,7005
2022 2022-06-24 16.772 12,3005
2023 2023-06-12 22.55 27,7005
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.