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Water-Year Summary for Site 08158930

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean,Min.,Max.)  
00065 Gage height(Min.,Mean,Max.)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
08158930 Williamson Creek at Manchaca Road, Austin, TX
LOCATION - Lat 30°13'16", long 97°47'36" referenced to North American Datum of 1927, Travis County, TX, Hydrologic Unit 12090205, on upstream side of the bridge on Manchaca Road, 0.7 mile south of the intersection of Ben White Boulevard and Manchaca Road, and 4.9 miles southwest of the State Capitol Building in Austin.
DRAINAGE AREA - 19 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 1975 to Sept. 1984 (selected storm events), Oct. 1984 to Sept. 1985, Jan. 2000 to current year. PERIOD OF RECORD, Water-Quality.-- CHEMICAL DATA: May 2000 to Feb. 2006. BIOCHEMICAL DATA: May 2000 to Feb. 2006. PESTICIDE DATA: May 2000, Mar. 2002 to May 2005. SEDIMENT CHEMISTRY DATA: May 2000 to May 2005. SEDIMENT DATA: May 2000, Mar. 2002 to Feb. 2006. RADIOCHEMICAL DATA: May 2000 to Nov. 2003.
GAGE - Water-stage recorder. Datum of station is 618.39 ft above NGVD of 1929. Satellite telemeter at station.
REMARKS - Records poor. No known regulation or diversions. No flow at times. Some records listed in the "Period of Record" for surface water and water quality may not be available electronically.
WATER-QUALITY RECORDS
PERIOD OF RECORD - CHEMICAL DATA: Jan. 2000 to Feb. 2006. BIOCHEMICAL DATA: Mar. 2002 to Feb. 2006. PESTICIDE DATA: May 2000, and Mar. 2002 to May 2005. SEDIMENT CHEMISTRY DATA: May 2000 to May 2005. SEDIMENT DATA: May 2000, and Mar. 2002 to Feb. 2006.