USGS Water-Year Summary 2019
08134250 North Concho River near Grape Creek, TX
LOCATION - Lat 31°32'33", long 100°33'17" referenced to North American Datum of 1927, Tom Green County, TX, Hydrologic Unit 12090104, on left bank at downstream side of bridge on Farm Road 2288, 1.2 mi upstream from Bald Eagle Creek, 1.3 mi south of U.S. Highway 87 at community of Grape Creek, 2.8 mi downstream from Grape Creek, and 6.0 mi upstream from O.C. Fisher Dam.
DRAINAGE AREA - 1,400 mi² of which 75 mi² probably is noncontributing.
PERIOD OF RECORD - Feb. 2000 to current year.
GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 1,895.83 ft (Texas Department of Transportation benchmark, vertical control datum unknown). Satellite telemeter at station.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 20,600 ft³/s, May 19, 2015, by slope area measurement; gage height, 29.46 ft. No flow many days.