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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
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USGS Water-Year Summary 2024
302903097424999 UBC Dam 9 nr Austin, 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.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 2013 to current year. Prior to Jan. 2023, published as UBCWCID Dam 9 nr Round Rock.
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).
REMARKS - Records good. Some records listed in the "Period of Record" for surface water and water quality may not be available electronically.
EXTREMES FOR PERIOD OF RECORD - July 2013 to current year: Maximum elevation, 781.22 ft, Oct. 31, 2013, minimum elevation, not determined.
