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Water-Year Summary for Site 10172800

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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(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 

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USGS Water-Year Summary 2023
10172800 SOUTH WILLOW CREEK NEAR GRANTSVILLE, UT
LOCATION - Lat 40°29'47", long 112°34'25" referenced to North American Datum of 1927, in SW 1/4 NW 1/4 SW 1/4 sec.06, T.4 S., R.6 W., Tooele County, UT, Hydrologic Unit 16020304, on right bank 200 ft upstream from Forest Service Guard Station, 1.7 mi above Wasatch National Forest boundary, 9.2 mi southwest of Grantsville, and 14.8 mi west of Tooele.
DRAINAGE AREA - 4.19 mi².
REVISIONS HISTORY - WDR UT-83-1: 1982.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1963 to current year. Annual maximum only, July 1960 to July 1963, at crest-stage gage site.
GAGE - Water-stage recorder and concrete control. Datum of gage is 6,334.75 ft. above NAVD of 1988 from Level II GNSS surveys conducted on May 12, 2023. Prior to July 23, 1963, crest-stage gage only, at site 1.4 mi upstream at different datum.
REMARKS - Records are fair except for estimates, which are poor. 
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 118 ft³/s, Jul 24, 1998, gage height, 2.45 ft, from rating extended above 75 ft³/s by slope-conveyance methods; minimum daily discharge, 1.3 ft³/s, Mar 7, 8, 2004.