USGS Water-Year Summary 2024
08188060 San Antonio River at SH 72 near Runge, TX
LOCATION - Lat 28°50'55.3", long 97°44'13.7" referenced to North American Datum of 1983, Karnes County, TX, Hydrologic Unit 12100303,
DRAINAGE AREA - 3,570 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 12, 2011 to current year.
GAGE - Water-stage recorder. Datum of gage is 188 ft above NAVD of 1988. Satellite telemeter at station.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - May 12, 2011 to current year.
INSTRUMENTATION - Unshielded, standard 8-in. diameter, tipping bucket raingage, mounted at the gage 10 ft above the ground.
WATER-QUALITY RECORDS
INSTRUMENTATION - Multi-parameter water quality sonde, measuring temperature (degrees Celsius), specific conductance (uS/cm), pH (units), dissolved oxygen (mg/L), turbidity (NTU). Mounted to the bridge at the center of the channel. A swing pipe allows for movement during higher flow regimes. Water quality sonde and radar unit both transmit data back to the gage via radio.