USGS Water-Year Summary 2024
07343200 Sulphur River near Talco, TX
LOCATION - Lat 33°23'10", long 95°07'56" referenced to North American Datum of 1927, Franklin County, TX, Hydrologic Unit 11140302, on downstream side of Hwy 271 bridge, 2.2 mi northwest of Talco, 3.2 mi downstream from Mustang Creek, and 162 mi upstream from mouth.
DRAINAGE AREA - 1,365 mi².
REVISIONS HISTORY - WDR TX-76-1: (P).
SURFACE-WATER RECORDS
PERIOD OF RECORD - Oct. 1956 to current year. Oct. 1997 to Sept. 2000, published as "below Talco" (station 07343210).
PERIOD OF RECORD, Water-Quality.--
CHEMICAL DATA: Mar. 1965 to Jan. 2002, Feb. 2005 to Sept. 2007.
BIOCHEMICAL DATA: Mar. 1965 to Jan. 2002, Feb. 2005 to Sept. 2007.
RADIOCHEMICAL DATA: Feb. to June 1981, Mar. 1999 to Jan. 2002, Feb. 2005 to Aug. 2007.
PESTICIDE DATA: Jan. 1968 to Sept. 1995.
PERIOD OF DAILY RECORD, Water-Qualiy.--
SPECIFIC CONDUCTANCE: Oct. 1966 to Sept. 1991.
WATER TEMPERATURE: Oct. 1966 to Sept. 1991.
GAGE - Water-stage recorder. Datum of gage is 290.82 ft above NGVD of 1929; 290.91 ft above NAVD of 1988. May 22, 1997 to Sept. 30, 2015 at site 6.7 mi downstream at datum 15.34 ft lower. Satellite telemeter at station.
EXTREMES OUTSIDE PERIOD OF RECORD - Floods in 1908 and 1914 each reached a stage of 27.5 ft, and flood in 1945 reached a stage of 26.5 ft, from information by local residents.
EXTREMES FOR PERIOD PRIOR TO REGULATION - WATER YEARS 1957-1991: Maximum discharge, 77,000 ft³/s, Dec. 11, 1971 (gage height, 29.40 ft); no flow at times.
AVERAGE DISCHARGE FOR PERIOD PRIOR TO REGULATION - 35 years (water years 1957-1991) prior to regulation by Jim L. Chapman Lake (station 07342495), 1,408 ft³/s (1,020,000 acre-ft/yr).
WATER-QUALITY RECORDS
PERIOD OF RECORD -
CHEMICAL DATA: Mar. 1965 to Sept. 1995, Oct. 1996 to Jan. 2002, Feb. 2005 to Sept. 2007(discontinued).
BIOCHEMICAL DATA: Jan. 1968 to Sept. 1995, Oct. 1996 to Jan. 2002, Feb. 2005 to Sept. 2007(discontinued).
PESTICIDE DATA: Jan. 1968 to Sept. 1995.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Oct. 1966 to Sept. 1991.
WATER TEMPERATURE: Oct. 1966 to Sept. 1991.
EXTREMES FOR PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Maximum, 1,800 microsiemens/cm, Feb. 17, 1976; minimum, 65 microsiemens/cm, Jan. 15, 1989.
WATER TEMPERATURE: Maximum, 39.0°Cm Aug. 13, 1987; minimum, 0.0 °C, on many days during winter months.