USGS Water-Year Summary 2019
302903097424999 UBCWCID Dam 9 near Round Rock, TX
LOCATION - Lat 30°29'02.63", long 97°42'48.87" referenced to North American Datum of 1983, Williamson County, TX, Hydrologic Unit 12070205,
DRAINAGE AREA - 18.16 mi².
PERIOD OF RECORD - July 2013 to current year.
GAGE - Water-stage recorder. Datum of gage is NAVD88. Satellite telemeter at station.
COOPERATION - The gaging station was built, the equipment furnished and maintained by the USGS for the Upper Brushy Creek Water Control and Improvement District (UBCWCID).
EXTREMES FOR PERIOD OF RECORD - July 2013 to current year: Maximum elevation, 781.22 ft, Oct. 31, 2013, minimum elevation, not determined.