Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

Peak Streamflow for the Nation

USGS 11098000 ARROYO SECO NR PASADENA CA

Los Angeles County, California
Hydrologic Unit Code 18070105
Latitude  34°13'20", Longitude 118°10'36" NAD27
Drainage area 16.0  square miles
Gage datum 1,397.88 feet above NGVD29
Output formats
Table
Graph
Tab-separated file
peakfq (watstore) format
Reselect output format
Water
Year		 Date Gage
Height
(feet)		 Stream-
flow
(cfs)
1914 1914-02-20 12.50 5,800
1915 1915-02-03 5.60 634
1916 1916-01-17 9.30 3,150
1917 1916-12-24 4.796 760
1918 1918-03-10 4.10 570
1919 1919-02-11 2.72 92.0
1920 1920-03-02 3.74 450
1921 1921-03-13 4.30 650
1922 1921-12-19 7.75 2,800
1923 1922-12-13 3.50 370
1924 1924-03-26 2.35 81.0
1925 1925-04-04 2.95 210
1926 1926-04-07 5.95 1,450
1927 1927-02-16 5.90 1,400
1928 1928-02-04 3.45 298
1929 1929-04-04 2.78 155
1930 1930-05-03 2.65 143
1931 1931-02-03 2.70 151
1932 1931-12-28 4.80 480
1933 1933-01-19 4.85  
1934 1934-01-01 6.38 950
1935 1934-10-17 8.60 2,0002
1936 1936-02-12 5.20 706
1937 1937-02-06 4.20 640
1938 1938-03-02   8,620
1939 1938-12-18 7.70 375
1940 1940-01-08 7.92 452
1941 1941-02-20 8.57 1,340
1942 1941-12-10 6.57 146
1943 1943-01-23 11.86 5,660
1944 1944-02-22 9.00 1,800
1945 1944-11-11 8.38 1,210
1946 1946-03-30 4.176 680
1947 1946-12-25 4.052 600
1948 1948-04-29 1.84 45.0
1949 1949-01-20 1.60 35.0
1950 1949-11-10 2.76 150
1951 1951-04-29 1.70 12.0
1952 1952-01-16 4.75 1,090
1953 1952-12-02 1.80 49.0
1954 1954-01-24 4.00 571
1955 1955-04-30 2.39 107
1956 1956-01-26 4.30 815
1957 1957-02-23 2.84 158
1958 1958-04-03 4.23 715
1959 1959-02-16 3.54 351
1960 1960-01-12 2.88 170
1961 1960-11-06 4.30 769
1962 1962-02-11 5.06 1,500
1963 1963-02-09 3.75 464
1964 1964-01-21 2.94 182
1965 1965-04-09 3.00 194
1966 1965-11-22 6.33 3,160
1967 1966-12-06 4.80 1,530
1968 1967-11-19 4.99 1,720
1969 1969-01-25 9.37 8,540
1970 1970-02-28 3.78 668
1971 1970-11-29 4.60 1,330
1972 1971-12-24 2.84 222
1973 1973-02-11 6.43 3,740
1974 1974-03-08 3.22 390
1975 1975-03-06 3.58 535
1976 1976-02-09 3.64 590
1977 1977-05-09 2.88 230
1978 1978-03-04 7.57 5,360
1979 1979-02-21 2.82 193
1980 1980-02-16 6.06 3,080
1981 1981-01-29 3.76 627
1982 1982-03-17 3.74 615
1983 1983-03-02 6.09 2,640
1984 1983-12-25 3.06 217
1985 1984-12-16 2.79 139
1986 1986-01-30 3.05 213
1987 1987-01-05 1.58 13.0
1988 1988-02-29 3.57 457
1989 1988-12-16 2.83 155
1990 1990-02-17 2.86 163
1991 1991-03-01 4.30 921
1992 1992-02-11 5.25 1,710
1993 1993-01-17 5.25 1,710
1994 1994-02-07 2.69 129
1995 1995-01-10 5.27 1,730
1996 1996-02-21 3.83 584
1997 1996-12-22 3.81 569
1998 1998-02-23 7.34 4,380
1999 1999-02-09 2.34 62.0
2000 2000-02-20 3.66 509
2001 2001-02-13 3.37 348
2002 2002-01-28 2.13 41.0
2003 2003-02-12 3.53 433
2004 2004-02-26 4.07 705
2005 2005-01-09 6.76 3,540
2006 2006-01-02 4.58 1,120
2007 2007-02-27 1.64 12.0
2008 2008-01-28 4.26 892
2009 2009-02-06 3.19 270
2010 2010-02-06 7.45 4,620
2011 2010-12-22 5.77 2,260
2012 2012-03-17 3.07 227
2013 2012-10-11 1.82 30.0
2014 2014-02-28 4.31 835
2015 2015-07-19 4.86 1,360
2016 2016-01-31 3.11 212
2017 2017-02-17 4.34 917
2018 2018-03-15 2.84 149
2019 2019-01-17 4.41 997
2020 2020-04-06 3.68 506
2021 2021-01-29 2.17 60.4
2022 2021-12-14 3.77 515
2023 2023-02-25 4.65 1,170
?
  Peak Gage-Height Qualification Codes.
?
  Peak Streamflow Qualification Codes.