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Peak Streamflow for Texas

USGS 08177700 Olmos Ck at Dresden Dr, San Antonio, TX

Bexar County, Texas
Hydrologic Unit Code 12100301
Latitude  2929'56", Longitude  9830'36" NAD27
Drainage area 21.2  square miles
Contributing drainage area 21.2  square miles
Gage datum 726.10 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1969 Aug. 24, 1969 6.86 620C
1970 Oct. 5, 1969 6.53 519C
1971 Aug. 3, 1971 6.20 282C
1972 May 7, 1972 13.20 5,420C
1973 Sep. 26, 1973 12.40 4,600C
1974 Aug. 8, 1974 8.78 1,680C
1975 May 8, 1975 11.20 3,470C
1976 May 7, 1976 13.10 5,310C
1977 Oct. 4, 1976 7.38 1,040C
1978 Sep. 13, 1978 14.82 7,450C
1979 Jun. 1, 1979 7.44 1,080C
1980 Dec. 28, 1979 6.23 553C
1981 Jun. 13, 1981 6.23 2,5002,C
1983 May 21, 1983 5.35 1,050C
1984 May 28, 1984 5.35 1,000C
1985 May 24, 1985 6.38 2,250C
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1986 Jun. 4, 1986 9.85 8,000C
1987 May 31, 1987 8.36 5,080C
1988 Jul. 21, 1988 6.33 2,200C
1989 Jun. 14, 1989 6.64 2,550C
1990 Mar. 14, 1990 6.63 2,540C
1991 Apr. 5, 1991 14.38 19,700C
1992 Mar. 3, 1992 8.04 4,520C
1993 May 5, 1993 12.30 13,860C
1994 May 15, 1994 8.64 2,960C
1995 Oct. 25, 1994 7.82 4,170C
1996 Sep. 24, 1996 6.03 1,860C
1997 Jun. 22, 1997 8.39 5,130C
1998 Mar. 16, 1998 7.89 4,280C
1999 Oct. 17, 1998 14.01 18,600C
2000 Jun. 10, 2000 6.27 2,130C
2001 Nov. 2, 2000 8.75 5,770C
Peak Streamflow Qualification Codes.
  • 2 -- Discharge is an Estimate
  • C -- All or part of the record affected by Urbanization, Mining, Agricultural changes, Channelization, or other