USGS Water-Year Summary 2021
08047500 Clear Fork Trinity River at Fort Worth, TX
LOCATION - Lat 32°43'56", long 97°21'31" referenced to North American Datum of 1927, Tarrant County, TX, Hydrologic Unit 12030102, at Fort Worth pumping station on left bank, 50 ft upstream from West Rosedale Street bridge, 240 ft upstream from the Texas and Pacific Railway Co. bridge, 830 ft upstream from Interstate Highway 30 bridge, 2.5 mi upstream from mouth, 5.0 mi downstream from Marys Creek, and 10.0 mi downstream from Benbrook Dam.
DRAINAGE AREA - 518 mi².
- WSP 1392: 1924-25, 1927. WSP 1922: Drainage area.
PERIOD OF RECORD - Mar. 1924 to current year.
PERIOD OF RECORD, Water-Quality.--
CHEMICAL DATA: Feb. 1994.
PESTICIDE DATA: Feb. 1994.
SEDIMENT DATA: Feb. 1994.
GAGE - Water-stage recorder and concrete control. Datum of gage is 532.91 ft above NGVD of 1929. Prior to Apr. 3, 1970, various nonrecording and recording gages were located within 650 ft of present site at different datums. Satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Apr. 25, 1922, reached a stage of 27.5 ft, present datum, discharge, 74,300 ft³/s, by slope-area measurement of peak flow; data furnished by Fort Worth City Engineer. Maximum stage since at least 1900, that of May 17, 1949, at present datum.
EXTREMES FOR PERIOD PRIOR TO REGULATION -
WATER YEARS 1924-1952: Maximum discharge, 107,000 ft³/s, May 17, 1949, gage height, 28.20 ft, present datum, from rating curve extended above 16,000 ft³/s on basis of contracted-opening measurement of 107,000 ft³/s. No flow at times many years.
AVERAGE DISCHARGE FOR PERIOD PRIOR TO REGULATION - 28 years (water years 1925-52) prior to regulation by Benbrook Lake, 112 ft³/s (81,140 acre-ft/yr).