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Water-Year Summary for Site 08077600

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
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Available Parameters
00065 Gage height(Max.,Min.,Mean)  

Water year 2023: 2022-10-01 to 2023-09-30

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USGS Water-Year Summary 2023
08077600 Clear Creek near Friendswood, TX
LOCATION - Lat 29°31'02", long 95°10'42" referenced to North American Datum of 1927, Galveston County, TX, Hydrologic Unit 12040204, on right bank at right downstream side of bridge on Farm Road 528 near Friendswood.
DRAINAGE AREA - 122 mi².
PERIOD OF RECORD - Oct. 1965 to July 1994 (annual maximum), Oct. 1997 to current year (peak discharges greater than base discharge). PERIOD OF RECORD, Water-Quality.-- CHEMICAL DATA: Nov. 1967 to Aug. 1968. BIOCHEMICAL DATA: Nov. 1967 to Aug. 1968.
GAGE - Water-stage recorder. Datum of gage is NAVD of 1988, 2001 adjustment. Prior to Oct. 2006, datum of gage NGVD 1929 (0.09 ft above current datum). Radio telemeter at station. Satellite telemeter at station.
REMARKS - No known regulation or diversions. Some records listed in the "Period of Record" for surface water and water quality may not be available electronically.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 16,900 ft³/s, June 9, 2001, gage height, 20.43 ft (datum then in use); maximum gage height, 20.85 ft (datum then in use), Aug. 1, 1989.