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Peak Streamflow for Texas

USGS 08178000 San Antonio Rv at San Antonio, TX

Bexar County, Texas
Hydrologic Unit Code 12100301
Latitude  2924'34", Longitude  9829'41" NAD27
Drainage area 41.8  square miles
Contributing drainage area 41.8  square miles
Gage datum 605.26 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1915 Oct. 23, 1914   4,600C
1916 Sep. 25, 1916   2,650C
1917 Mar. 24, 1917   147C
1919 Sep. 15, 1919   2,380C
1920 Oct. 16, 1919   2,430C
1921 Sep. 10, 1921   15,300C
1923 Jul. 21, 1923   390C
1924 May 26, 1924   648C
1925 May 10, 1925   641C
1926 Apr. 20, 1926   1,9406,C
1927 Jun. 14, 1927   8456,C
1928 Jun. 2, 1928   7556,C
1929 May 24, 1929   5886,C
1940 Jun. 29, 1940   1,0406,C
1941 Apr. 28, 1941   1,4706,C
1942 Sep. 4, 1942   1,6806,C
1943 Oct. 4, 1942   2,3506,C
1944 Sep. 6, 1944   1,2606,C
1945 Dec. 4, 1944   1,8206,C
1946 Sep. 27, 1946   5,7406,C
1947 Nov. 10, 1946   9846,C
1948 Aug. 26, 1948   2,8406,C
1949 Jun. 25, 1949   1,6406,C
1950 Oct. 22, 1949   1,3906,C
1951 Jun. 3, 1951   1,8006,C
1952 Sep. 18, 1952   3636,C
1953 Sep. 4, 1953   1,6106,C
1954 Jun. 26, 1954   7586,C
1955 Feb. 4, 1955   8106,C
1956 May 15, 1956   1,2306,C
1957 May 27, 1957   1,8506,C
1958 Jun. 22, 1958   1,2106,C
1959 May 16, 1959   7726,C
1960 Aug. 15, 1960   2,3606,C
1961 Jul. 22, 1961   3,4106,C
1962 Sep. 6, 1962   1,1406,C
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1963 Sep. 12, 1963   1,5006,C
1964 Mar. 18, 1964   1,8706,C
1965 May 18, 1965   4,5106,C
1966 Apr. 25, 1966   1,1906,C
1967 Sep. 15, 1967 7.60 2,2406,C
1968 Jan. 18, 1968 11.23 5,7306,C
1969 Sep. 23, 1969 11.18 5,3606,C
1970 May 26, 1970 11.52 5,9706,C
1971 Jun. 21, 1971 9.22 2,6106,C
1972 May 7, 1972 12.36 3,8606,C
1973 Sep. 27, 1973 14.78 6,0906,C
1974 Aug. 8, 1974 12.74 3,5206,C
1975 Nov. 24, 1974 11.00 2,7106,C
1976 May 26, 1976 12.60 3,5006,C
1977 Oct. 10, 1976 10.50 1,9406,C
1978 Sep. 13, 1978 12.56 3,4706,C
1979 Jun. 1, 1979 12.41 1,1156,C
1980 May 1, 1980 11.23 2,4406,C
1981 Jun. 16, 1981 12.20 3,0806,C
1982 Oct. 7, 1981 10.77 2,1006,C
1983 Sep. 18, 1983 13.13 3,9006,C
1984 Aug. 12, 1984 11.99 2,9106,C
1985 Oct. 19, 1984 12.79 3,2706,C
1986 Jun. 4, 1986 14.38 4,5706,C
1987 May 19, 1987 13.91 4,1706,C
1988 Jul. 21, 1988 12.11 2,7706,C
1989 Jun. 14, 1989 12.07 2,7206,C
1990 Jul. 15, 1990 15.27 5,3806,C
1991 Jan. 18, 1991 12.71 3,2106,C
1992 May 27, 1992 14.60 4,7706,C
1993 May 5, 1993 14.27 4,4806,C
1994 May 13, 1994 13.84 4,1106,C
1995 Oct. 8, 1994 15.11 5,2306,C
1996 May 27, 1996 12.49 3,0506,C
1997 May 15, 1997 12.09 2,7606,C
1998 Aug. 14, 1998 12.02 2,7106,C
1999 Oct. 17, 1998 16.15 6,6106,C
Peak Streamflow Qualification Codes.
  • 6 -- Discharge affected by Regulation or Diversion
  • C -- All or part of the record affected by Urbanization, Mining, Agricultural changes, Channelization, or other