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Peak Streamflow for the Nation

USGS 10263500 BIG ROCK C NR VALYERMO CA

Los Angeles County, California
Hydrologic Unit Code 18090206
Latitude  34°25'15", Longitude 117°50'19" NAD27
Drainage area 22.9  square miles
Gage datum 4,035.68 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)
1923 1923-04-10 1.40 27.0
1924 1924-04-14 1.35 19.0
1925 1925-04-04 1.41 16.0
1926 1926-04-07 3.38 416
1927 1927-02-16 3.70 510
1928 1928-02-04 2.00 86.0
1929 1929-03-10 2.25 136
1930 1930-03-25 1.94 56.0
1931 1931-04-26 2.20 98.0
1932 1932-02-08 4.15 800
1933 1933-04-04 1.82 24.0
1934 1934-01-01 2.97 246
1935 1934-12-14 3.10 338
1936 1936-02-23 1.85 70.0
1937 1937-02-06 3.25 360
1938 1938-03-02   8,300
1939 1938-12-18 9.70 450
1940 1940-02-25 3.28 150
1941 1941-02-21 4.10 512
1942 1942-08-10 2.90 175
1943 1943-01-23 7.03 3,040
1944 1943-12-19 2.98 180
1945 1944-11-11 3.88 513
1946 1945-12-21 4.17 650
1947 1946-12-26 4.58 900
1948 1948-04-29 2.63 84.0
1949 1949-04-23 2.32 26.0
1950 1950-02-06 2.47 48.0
1951 1951-04-28 2.02 4.30
1952 1951-12-30 3.00 224
1953 1952-12-01 2.24 17.0
1954 1954-01-25 3.39 320
1955 1954-11-11 2.45 48.0
1956 1956-01-26 3.52 380
1957 1957-01-13 3.87 362
1958 1957-12-15 4.05 399
1959 1959-02-16 3.28 215
1960 1960-02-01 1.85 6.50
1961 1960-11-05 2.32 34.0
1962 1962-02-11 5.68 1,090
1963 1963-02-09 2.56 80.0
1964 1963-11-20 1.80 13.0
1965 1965-04-26 2.30 46.0
1966 1965-12-29 6.702 2,100
1967 1966-12-06 4.54 1,290
1968 1967-11-19 2.96 240
1969 1969-01-25 7.70 4,760
1970 1970-02-28 2.07 182
1971 1970-11-29 5.21 534
1972 1971-12-24 4.79 288
1973 1973-02-11 4.39 161
1974 1974-03-02 3.65 35.0
1975 1975-03-06 3.77 31.0
1976 1976-09-11 4.90 360
1977 1977-05-08 3.89 68.0
1978 1978-03-04 6.73 4,070
1979 1979-03-27 2.40 118
1980 1980-02-16 5.00 1,510
1981 1981-03-01 1.31 23.0
1982 1982-04-11 3.66 484
1983 1983-03-01 5.38 1,990
1984 1983-12-25 3.57 473
1985 1985-04-07 2.19 28.0
1986 1986-01-30 3.85 632
1987 1987-03-06 2.40 60.0
1988 1987-10-31 3.13 247
1989 1988-12-24 2.44 35.0
1990 1990-02-17 2.40 29.0
1991 1991-03-01 3.25 295
1992 1992-02-12 4.34 1,010
1993 1993-02-18 5.62 2,240
1994 1994-02-07 2.17 33.0
1995 1995-01-10 3.64 494
1996 1996-02-21 3.50 413
1997 1997-01-26 2.73 120
1998 1998-02-23 5.07 1,660
1999 1999-06-19 2.07 26.0
2000 2000-02-20 2.94 175
2001 2001-03-21 2.35 53.0
2002 2001-11-12 1.782 7.30
2003 2003-02-12 4.73 1,340
2004 2003-12-25 2.74 159
2005 2005-01-09 5.90 2,550
2006 2006-02-28 4.01 744
2007 2006-10-11 1.692 6.60
2008 2008-01-27 3.55 458
2009 2009-02-06 2.17 43.0
2010 2010-01-18 2.61 122
2011 2011-04-01 2.71 250
2012 2011-10-05   17.02
2013 2013-01-25 2.10 17.0
2014 2014-02-28 3.62 488
2015 2015-06-12 2.53 79.0
2016 2016-01-05 2.00 15.0
2017 2017-02-17 2.53 127
2018 2018-03-22 2.35 89.1
2019 2019-02-14 3.97 859
2020 2020-04-06 2.55 122
2021 2021-01-29 1.742 8.78
2022 2021-12-24 2.69 250
2023 2023-01-10 4.46 1,130
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  Peak Gage-Height Qualification Codes.
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  Peak Streamflow Qualification Codes.