USGS Water-Year Summary 2019
08105505 Willis Creek near Granger, TX
LOCATION - Lat 30°42'07.8", long 97°26'03.0" referenced to North American Datum of 1983, Williamson County, TX, Hydrologic Unit 12070205, on the left, downstream side of the County Road 347 Bridge, 1/4 mile downstream of SH 95, 1 mile south of Granger.
DRAINAGE AREA - 57.8 mi².
PERIOD OF RECORD - August 2008 to current year.
GAGE - Water stage recorder. Datum of gage is 538 ft above NAVD 1988. Satellite telemeter at station.