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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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USGS Water-Year Summary 2024
07343450 Sulphur River at IH 30 near Dalby Springs, TX
LOCATION - Lat 33°18'34", long 94°41'53" referenced to North American Datum of 1983, Bowie County, TX, Hydrologic Unit 11140302, on downstream side of downstream IH 30 bridge, 19 mi northeast of Mount Pleasant, and 5.7 mi upstream of confluence with White Oak Creek.
DRAINAGE AREA - 1,976 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Sept. 2008 to current year.
GAGE - Water-stage recorder. Datum of gage is 226.05 ft above NGVD of 1929; 225.70 ft above NAVD of 1988. Satellite telemeter at station.
REMARKS - Gage is periodically subject to backwater conditions from Wright Patman Lake. Since installation of gage, at least 10% of contributing drainage area has been regulated.
EXTREMES OUTSIDE PERIOD OF RECORD - Maximum discharge since 1957, 79,800 ft³s, Dec., 2001 at upstream station 07343200 (Sulphur River near Talco); no flow at times.
