CLOSE THIS WINDOW

USGS Science for a changing world

 

Peak Streamflow for Texas

USGS 08135000 N Concho Rv at San Angelo, TX

Tom Green County, Texas
Hydrologic Unit Code 12090104
Latitude  3127'57", Longitude 10026'51" NAD27
Drainage area 1,525  square miles
Contributing drainage area 1,450  square miles
Gage datum 1,813.42 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1916 Apr. 4, 1916   814
1917 Apr. 18, 1917   6,960
1918 May 17, 1918   2,190
1919 Oct. 21, 1918   9,220
1920 Oct. 7, 1919   7,240
1921 Oct. 24, 1920   890
1923 Apr. 24, 1923   1,730
1924 Apr. 25, 1924   24,500
1925 May 30, 1925   43,000
1926 Mar. 21, 1926   28,500
1927 Apr. 13, 1927   2,840
1929 May 9, 1929   4,300
1930 Jun. 13, 1930   47,000
1936 unknown 1936 34.60 184,0007
1948 Jul. 7, 1948 18.30 33,700
1949 Apr. 19, 1949 11.15 16,100
1950 Sep. 22, 1950 7.40 7,030
1951 Aug. 12, 1951 4.84 3,750
1952 Aug. 1, 1952 2.68 2866
1953 Aug. 20, 1953 3.73 1,6106
1954 Jun. 7, 1954 3.28 8746
1955 Aug. 4, 1955 2.99 5306
1956 Aug. 19, 1956 4.70 3,2306
1957 Apr. 26, 1957 3.15 1,0106
1958 Oct. 22, 1957 8.05 7,7506
1959 Jul. 15, 1959 3.17 7576
1960 Oct. 3, 1959 3.16 7466
1961 Oct. 28, 1960 2.65 2456
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1962 Aug. 16, 1962 2.35 1326
1963 Oct. 18, 1962 2.67 2876
1964 May 28, 1964 3.60 1,3606
1965 Jul. 19, 1965 2.70 2236
1966 Aug. 31, 1966 2.54 1566
1967 Sep. 15, 1967 2.92 3726
1968 May 9, 1968 2.58 1736
1969 Sep. 8, 1969 2.37 946
1970 Oct. 27, 1969 2.24 996
1971 Aug. 13, 1971 2.45 1806
1972 May 13, 1972 2.62 2686
1973 Sep. 6, 1973 2.47 1896
1974 May 25, 1974 2.78 3846
1975 May 10, 1975 3.83 1,9006
1976 Apr. 11, 1976 3.27 1,0406
1977 Jul. 21, 1977 2.25 1476
1978 May 2, 1978 2.78 4256
1979 Aug. 1, 1979 2.25 1466
1980 Sep. 9, 1980 2.99 6396
1981 May 30, 1981 2.73 3856
1982 Oct. 13, 1981 6.18 9136
1983 Jul. 5, 1983 5.59 2906
1984 Jun. 6, 1984 2.97 5536
1985 Sep. 29, 1985   5186
1986 Sep. 2, 1986   6496
1987 May 30, 1987 3.88 1,7806
1988 Dec. 19, 1987 2.54 1816
1989 Jun. 10, 1989 2.68 3166
1990 Sep. 20, 1990 3.10 6806
Peak Streamflow Qualification Codes.
  • 6 -- Discharge affected by Regulation or Diversion
  • 7 -- Discharge is an Historic Peak