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Peak Streamflow for Texas

USGS 08185000 Cibolo Ck at Selma, TX

Bexar County, Texas
Hydrologic Unit Code 12100304
Latitude  2935'38", Longitude  9818'39" NAD27
Drainage area 274  square miles
Contributing drainage area 274  square miles
Gage datum 728.34 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1946 Sep. 27, 1946 10.48 7,240
1947 Nov. 10, 1946 9.00 4,900
1948 Jul. 5, 1948 3.37 37
1949 Apr. 29, 1949 5.57 996
1950 Oct. 24, 1949 3.62 69
1951 Jun. 3, 1951 5.79 1,180
1952 Sep. 11, 1952 19.37 36,400
1953 Sep. 5, 1953 4.15 189
1954 Dec. 2, 1953 4.37 262
1955 May 19, 1955 3.00 8.0
1956 May 15, 1956 2.96 6.0
1957 May 27, 1957 14.48 16,900
1958 May 3, 1958 21.70 49,200
1959 Oct. 30, 1958 4.73 380
1960 Aug. 16, 1960 10.60 7,380
1961 Oct. 29, 1960 6.41 1,560
1962 Oct. 10, 1961 4.51 280
1963 Dec. 2, 1962 3.49 44
1964 Sep. 27, 1964 17.12 26,500
1965 May 17, 1965 16.75 25,300
1966 Oct. 18, 1965 12.16 10,800
1967 Sep. 5, 1967 4.56 284
1968 Jan. 20, 1968 10.97 8,100
1969 May 17, 1969 5.31 743
1970 May 26, 1970 3.94 113
1971 Aug. 14, 1971 9.82 6,000
1972 May 12, 1972 24.34 54,000
1973 Jul. 16, 1973 26.20 65,000
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1974 Oct. 15, 1973 10.50 7,300
1975 Feb. 4, 1975 7.08 2,160
1976 Apr. 18, 1976 11.95 10,200
1977 Oct. 24, 1976 11.55 9,370
1978 Sep. 13, 1978 7.49 2,490
1979 Mar. 21, 1979 10.81 7,890
1980 Sep. 7, 1980 3.13 7.76
1981 Jun. 14, 1981 14.67 16,9006
1982 May 13, 1982 8.00 3,2806
1983 May 20, 1983 5.36 7436
1984 unknown 1984   0.006
1985 Jun. 6, 1985 19.42 32,7006
1986 Jun. 4, 1986 4.93 4816
1987 Jun. 4, 1987 15.41 19,0006
1988 unknown 1988   0.006
1989 unknown 1989   0.006
1990 Jul. 17, 1990 2.74 0.486
1991 Apr. 5, 1991 9.92 6,2806
1992 May 22, 1992 20.97 38,8006
1993 May 5, 1993 12.16 10,7006
1994 May 16, 1994 4.28 2436
1995 Oct. 18, 1994 4.69 4266
1996 Sep. 24, 1996 3.78 936
1997 Jun. 22, 1997 29.73 69,6006
1998 Mar. 16, 1998 14.11 14,7006
1999 Oct. 17, 1998 35.37 98,1006
2000 Jun. 10, 2000 3.52 526
2001 Sep. 1, 2001 11.38 8,8406
Peak Streamflow Qualification Codes.
  • 6 -- Discharge affected by Regulation or Diversion