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Peak Streamflow for the Nation

USGS 06724000 ST. VRAIN CREEK AT LYONS, CO.

Boulder County, Colorado
Hydrologic Unit Code 10190005
Latitude  40°13'05", Longitude 105°15'34" NAD27
Drainage area 216  square miles
Gage datum 5,292.00 feet above NGVD29
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Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1888 1888-06-19   5352
1889 1889-05-28   5482
1890 1890-06-02   6752
1891 1891-05-27   1,4002
1895 1895-06-16 5.08 1,1302
1896 1896-08-18 6.00 1,5002
1897 1897-05-18 5.60 1,0202
1898 1898-06-17 4.20 6032
1899 1899-06-20 4.70 1,1802
1900 1900-04-29 4.80 9182
1901 1901-06-23 4.20 8572
1902 1902-06-09 3.70 5142
1903 1903-06-23 4.80 1,7102
1904 1904-06-20   8502
1905 1905-06-09   1,6602
1906 1906-06-13   1,1702
1907 1907-07-02   1,1202
1908 1908-07-30   6502
1909 1909-07-04   1,1502
1910 1910-06-03   4652
1911 1911-06-09   6602
1912 1912-06-25   1,1502
1913 1913-06-11   4902
1914 1914-06-02   1,5402
1915 1915-06-20   9552
1916 1916-06-20   6202
1917 1917-06-23 4.35 1,2402
1918 1918-06-22   1,7002
1919 1919-07-30 7.90 9,400
1920 1920-05-26 3.85 7332
1921 1921-06-07 5.55 2,0502
1922 1922-06-14 3.05 5742
1923 1923-06-09 4.956 1,670
1924 1924-06-14 5.00 2,230
1925 1925-06-02 2.96 410
1926 1926-06-09 4.18 1,100
1927 1927-06-29 3.29 604
1928 1928-05-31 4.19 1,010
1929 1929-07-03 3.66 765
1930 1930-08-10 5.10 2,040
1931 1931-07-17 4.76 1,450
1932 1932-06-18 3.64 854
1933 1933-06-20 4.40 1,130
1934 1934-05-10 3.28 628
1935 1935-05-27 5.50 2,340
1936 1936-06-17 3.75 832
1937 1937-06-26 4.37 1,230
1938 1938-09-03 4.74 1,650
1939 1939-08-30 3.82 978
1940 1940-05-27 3.57 675
1941 1941-06-22 8.06 10,500
1942 1942-08-02 3.84 1,510
1943 1943-05-29 3.56 1,230
1944 1944-05-18 3.48 962
1945 1945-06-25 3.30 1,000
1946 1946-07-18 4.32 2,140
1947 1947-06-17 4.58 2,360
1948 1948-06-11 2.94 820
1949 1949-06-04 4.95 2,970
1950 1950-06-13 3.33 712
1951 1951-08-03 5.37 3,920
1952 1952-06-08 3.71 1,610
1953 1953-06-13 3.50 970
1954 1954-05-21 1.94 285
1955 1955-07-24 2.97 680
1956 1956-06-03 2.84 749
1957 1957-05-09 5.976 3,060
1958 1958-05-08 4.90 1,290
1959 1959-06-15 4.35 857
1960 1960-06-18 4.24 717
1961 1961-06-03 5.73 2,540
1962 1962-06-30 4.51 1,140
1963 1963-06-16 4.64 1,300
1964 1964-05-27 3.73 458
1965 1965-06-17 5.70 1,840
1966 1966-07-20 4.82 1,210
1967 1967-08-30 5.80 2,010
1968 1968-06-21 4.01 636
1969 1969-05-07 6.80 2,900
1970 1970-06-29 4.96 958
1971 1971-04-25 5.72 1,760
1972 1972-06-04 4.91 940
1973 1973-06-11 5.33 1,360
1974 1974-06-18 4.54 641
1975 1975-06-09 4.94 922
1976 1976-08-01 4.65 835
1977 1977-07-24 4.58 732
1978 1978-05-17 5.71 1,560
1979 1979-06-15 5.22 1,050
1980 1980-04-30 6.24 2,330
1981 1981-06-04 4.08 418
1982 1982-07-27 5.65 1,600
1983 1983-06-19 5.51 1,470
1984 1984-08-01 5.36 1,340
1985 1985-06-09 5.08 1,040
1986 1986-06-19 5.37 1,120
1987 1987-06-09 5.12 1,080
1988 1988-06-12 4.49 568
1989 1989-06-03 5.03 998
1990 1990-06-12 5.00 908
1991 1991-06-21 5.40 1,280
1992 1992-06-12 4.48 548
1993 1993-06-17 4.95 818
1994 1994-08-10 4.95 874
1995 1995-05-29 7.85 4,200
1996 1996-05-26 5.24 1,120
1997 1997-06-07 5.89 1,640
1998 1998-06-04 4.81 662
2013 2013-09-12   23,800
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.