USGS Water-Year Summary 2020
08155240 Barton Creek at Lost Creek Boulevard, Austin, TX
LOCATION - Lat 30°16'26", long 97°50'40" referenced to North American Datum of 1927, Travis County, TX, Hydrologic Unit 12090205, 1.4 mi southwest of intersection of Lost Creek Boulevard and Loop 360, and 6.2 mi west of State Capitol Building in Austin.
DRAINAGE AREA - 107 mi².
PERIOD OF RECORD - Jan. 1979 to Sept. 1980 (periodic gage heights and discharge measurements only), Dec. 1988 to current year.
GAGE - Water-stage recorder. Datum of gage is 600 ft above NGVD of 1929, from topographic map. Satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - The highest known peak was May 28, 1929, estimated as 39,400 ft³/s, based on slope-area measurement of peak flow at a site about 2.1 mi downstream.
PERIOD OF RECORD - CHEMICAL DATA: Dec. 1988 to current year.
BIOCHEMICAL DATA: Dec. 1988 to current year.
BIOLOGICAL DATA: Dec. 1988 to Sep. 2003, May 2006 to Mar. 2010.
STABLE ISOTOPES DATA: Jan. 2009 to Mar. 2010.
PESTICIDE DATA: Jan. 1993 to May 1995, July 2007 to Feb. 2010.
ORGANICS, OTHER DATA: Feb. 2009 to Feb. 2010.
SEDIMENT CHEMISTRY DATA: Nov. 1993.
SEDIMENT DATA: May 1999 to Dec. 2002, Apr. 2004 to June 2010.
INSTRUMENTATION - Stage-activated automatic sampler.