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Water-Year Summary for Site 08053000

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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(Max.,Min.,Mean)  
00065 Gage height(Mean)  

Water year 2020: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2020
08053000 Elm Fork Trinity River near Lewisville, TX
LOCATION - Lat 33°02'44", long 96°57'39" referenced to North American Datum of 1927, Denton County, TX, Hydrologic Unit 12030103, on downstream side of bridge on State Highway Business 121, 1.8 mi east of Lewisville, 1.9 mi downstream from Lewisville Lake, 8.3 mi upstream from Denton Creek, and 28.2 mi upstream from mouth.
DRAINAGE AREA - 1,673 mi².
REVISIONS HISTORY - WSP 1922: Drainage area.
PERIOD OF RECORD - Mar. 1949 to current year. PERIOD OF RECORD, Water-Quality.-- CHEMICAL DATA: Jan. 1981 to July 1997. BIOCHEMICAL DATA: Jan. 1981 to July 1997. RADIOCHEMICAL DATA: May 1981. PERIOD OF DAILY RECORD, Water-Quality.-- SPECIFIC CONDUCTANCE: Oct. 1988 to Sept. 1989. WATER TEMPERATURE: Oct. 1988 to Sept. 1989.
GAGE - Water-stage recorder. Datum of gage is 432.39 ft above NGVD of 1929 (U.S. Army Corps of Engineers benchmark). Prior to Jan. 6, 1950, non-recording gage 0.6 mi upstream at datum 3.26 ft lower. Satellite telemeter at station.
REMARKS - Some records listed in the "Period of Record" for surface water and water quality may not be available electronically. Since Nov. 1954, at least 10% of contributing drainage area has been regulated. Most of low flow is used by the City of Dallas for municipal supply (see Elm Fork Trinity River near Carrollton, station 08055500).
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum stage since at least 1907, 33.8 ft in 1908, present site and datum, from information by local resident.
EXTREMES FOR PERIOD PRIOR TO REGULATION - WATER YEARS 1950-1954: Maximum discharge, 21,700 ft³/s, Sept. 15, 1950, gage height, 30.75 ft; no flow June 14, 1954.
AVERAGE DISCHARGE FOR PERIOD PRIOR TO REGULATION - 5 years (water years 1950-54) prior to regulation, 402 ft³/s (291,200 acre-ft/yr).