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Water-Year Summary for Site 08105505

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Max.,Min.,Mean)  
00065 Gage height(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
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.
SURFACE-WATER RECORDS
PERIOD OF RECORD - August 2008 to current year.
GAGE -

Water stage recorder.  Satellite telemetry at station.

Datum of gage: 513.879 ft NAVD88 based on a Level 2 Static GNSS survey processed through OPUS with Ref Frame NAD83 (2011)(EPOCH:2010.0000) ITRF2014 (EPOCH:2021.2321) and Geoid 18.  The survey was completed on 3/26/2021 while occupying a TRM referenced to local datum via differential levels. 

Prior to 3/26/2021 the datum of the gage was 538 ft NAVD88 as determined by GPS (GWSI Method Code "G")

REMARKS - Records fair except for discharges below 5 ft³/s and estimated discharges, which are poor. No known regulations or diversions. No flow at times. Some records listed in the "Period of Record" for surface water and water quality may not be available electronically.