USGS Water-Year Summary 2020
08183200 San Antonio River near Floresville, TX
LOCATION - Lat 29°06'36", long 98°10'28" referenced to North American Datum of 1983, Wilson County, TX, Hydrologic Unit 12100303, on right bank at upstream side of bridge on Hwy 97, 2.0 mi southwest of Floresville, and at mile 175.8.
DRAINAGE AREA - 1,964 mi².
PERIOD OF RECORD - Jan. 2006 to current year.
GAGE - Water stage recorder. Datum of gage is 327.69 ft above North American Vertical Datum of 1988. Satellite telemeter at station. Some records listed in the "Period of Record" for surface water and water quality may not be available electronically.
PERIOD OF RECORD - Oct. 2010 to Current
INSTRUMENTATION - Unshielded, standard 8-in. diameter tipping-bucket raingage, mounted 3 ft above the gage shelter, with satellite telemetry. Datum of gage is 327.69 ft. above NAVD 88.