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Peak Streamflow for Texas

USGS 08158930 Williamson Ck at Manchaca Rd, Austin, TX

Travis County, Texas
Hydrologic Unit Code 12090205
Latitude  3013'16", Longitude  9747'36" NAD27
Drainage area 19.0  square miles
Contributing drainage area 19.0  square miles
Gage datum 618.39 feet above sea level NGVD29
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1976 Apr. 18, 1976 9.07 2,960C
1977 Apr. 15, 1977 5.75 764C
1978 May 2, 1978 5.29 551C
1979 May 22, 1979 12.49 5,560C
1980 May 12, 1980 6.19 1,000C
Water
Year
Date Gage
Height
(feet)
Stream-
flow
(cfs)
1981 Jun. 11, 1981 16.00 8,490C
1982 May 13, 1982 10.33 3,900C
1983 Aug. 8, 1983 7.25 1,670C
1984 Nov. 5, 1983 6.70 1,320C
2000 Jun. 9, 2000 7.65 1,290C
Peak Streamflow Qualification Codes.
  • C -- All or part of the record affected by Urbanization, Mining, Agricultural changes, Channelization, or other