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Peak Streamflow for Texas

USGS 08181800 San Antonio Rv nr Elmendorf, TX

Bexar County, Texas
Hydrologic Unit Code 12100301
Latitude  2913'19", Longitude  9821'20" NAD27
Drainage area 1,743  square miles
Contributing drainage area 1,743  square miles
Gage datum 380.00 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1963 Feb. 18, 1963 17.19 2,9206
1964 Oct. 24, 1963 24.30 5,3206
1965 May 18, 1965 35.34 15,1006
1966 Oct. 3, 1965 24.04 5,0206
1967 Sep. 22, 1967 35.25 15,0006
1968 Jan. 18, 1968 40.15 29,8006
1969 Aug. 28, 1969 21.42 3,2206
1970 May 27, 1970 26.99 5,2406
1971 Aug. 4, 1971 27.20 6,2406
1972 May 8, 1972 33.15 12,2006
1973 Sep. 27, 1973 47.60 40,0006
1974 Aug. 8, 1974 35.74 13,4006
1975 Jun. 8, 1975 29.31 7,6706
1976 May 7, 1976 31.80 11,3006
1977 Apr. 20, 1977 35.02 18,0006
1978 Nov. 2, 1977 31.16 12,4006
1979 Jun. 2, 1979 31.96 12,9006
1980 Aug. 11, 1980 24.70 5,8406
1981 Jun. 14, 1981 44.50 18,0006
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1982 Oct. 7, 1981 35.82 7,7306
1983 Sep. 19, 1983 30.89 4,7306
1984 Nov. 5, 1983 21.79 1,8706
1985 Oct. 11, 1984 38.98 10,5006
1986 Jun. 5, 1986 53.06 35,9006
1987 Jun. 1, 1987 40.13 20,4006
1988 Jul. 21, 1988 25.41 5,5406
1989 Jun. 11, 1989 22.59 4,2406
1990 Jul. 16, 1990 39.84 20,7006
1991 Apr. 6, 1991 30.05 8,5406
1992 May 27, 1992 39.82 20,7006
1993 May 6, 1993 36.51 15,4006
1994 May 2, 1994 32.61 5,6206
1995 Jun. 29, 1995 37.22 8,8806
1996 Sep. 15, 1996 23.51 2,3006
1997 Jun. 24, 1997 42.57 13,8006
1998 Aug. 23, 1998 35.14 7,2106
1999 Oct. 18, 1998 64.22 75,1006
2000 Jun. 11, 2000 36.12 7,5006
2001 Nov. 4, 2000 41.56 10,9006
Peak Streamflow Qualification Codes.
  • 6 -- Discharge affected by Regulation or Diversion