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Peak Streamflow for Texas

USGS 08452500 Rio Grande nr Del Rio, TX

Val Verde County, Texas
Hydrologic Unit Code 13080001
Latitude  2920'00", Longitude 10056'00" NAD27
Drainage area 123,303  square miles
Contributing drainage area 123,303  square miles
Gage datum 864.30 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1900 Aug. 9, 1900   26,750
1901 Sep. 9, 1901   34,280
1902 Sep. 10, 1902   40,000
1903 Jun. 13, 1903   28,180
1904 Sep. 14, 1904   138,800
1905 Jun. 29, 1905   95,000
1906 Aug. 12, 1906   121,000
1907 Sep. 21, 1907   17,260
1908 Aug. 15, 1908   24,500
1909 Jul. 23, 1909   34,260
1910 Sep. 6, 1910   27,440
1911 May 17, 1911   21,380
1912 Sep. 15, 1912   27,000
1913 May 4, 1913   31,600
1924 Sep. 22, 1924   14,4006
1925 May 29, 1925   142,0006
1926 Aug. 26, 1926   25,1006
1927 Sep. 28, 1927   25,9006
1928 Aug. 10, 1928   35,6006
1930 Aug. 17, 1930   11,2006
1931 Oct. 6, 1930   77,9006
1932 Sep. 1, 1932   605,0006
1933 Oct. 6, 1932   86,5206
1934 Oct. 15, 1933   17,5406
1935 Sep. 5, 1935   224,0006
1936 Sep. 28, 1936   66,2006
1937 Jun. 4, 1937   21,8006
1938 Jul. 24, 1938   118,0006
1939 Oct. 1, 1938   16,7006
1940 May 23, 1940   21,2006
1941 Sep. 18, 1941   81,6006
1942 Sep. 13, 1942 15.75 65,7006
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1943 Jul. 11, 1943 10.00 28,9006
1944 Sep. 7, 1944 11.90 42,1006
1945 Oct. 3, 1944 13.52 50,2006
1946 Jun. 23, 1946 20.85 112,0006
1947 Oct. 7, 1946 14.50 58,4006
1948 Jun. 24, 1948 33.55 475,0006
1949 Jul. 26, 1949 21.12 107,0006
1950 Jul. 14, 1950 15.80 58,2006
1951 May 24, 1951 7.88 18,6006
1952 May 27, 1952 13.46 43,5006
1953 Aug. 23, 1953 6.45 13,8006
1954 Jun. 28, 1954 38.25 1,140,0006
1962 Sep. 10, 1962 7.98 18,0006
1963 Oct. 20, 1962 10.14 26,6006
1964 Sep. 24, 1964 27.60 193,0006
1965 Jun. 12, 1965 14.75 56,7006
1966 Apr. 29, 1966 11.95 37,1006
1967 Aug. 12, 1967 10.52 26,0006
1968 Apr. 19, 1968 4.48 13,5006
1969 Apr. 11, 1969 3.31 5,8506
1970 Oct. 4, 1969 6.80 33,6006
1971 Sep. 24, 1971 7.97 41,5006
1972 Aug. 12, 1972 3.89 10,0006
1973 May 1, 1973 3.93 10,3006
1974 Sep. 22, 1974 14.08 64,4006
1975 Oct. 1, 1974 4.82 15,2006
1976 Aug. 23, 1976 5.94 20,3006
1977 May 9, 1977 3.92 9,6006
1978 Jun. 3, 1978 4.11 10,6006
1979 Jun. 21, 1979 4.25 12,5006
1980 Jul. 17, 1980 3.67 8,0206
1981 Jun. 16, 1981 4.00 9,9606
1983 Mar. 21, 1983 3.26 5,7606
Peak Streamflow Qualification Codes.
  • 6 -- Discharge affected by Regulation or Diversion