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Water-Year Summary for Site 10172800

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Available Parameters
00060 Discharge(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30
 

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USGS Water-Year Summary 2021
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. Elevation of gage is 6,360 ft above NGVD of 1929, from topographic map. Prior to July 23, 1963, crest-stage gage only, at site 1.4 mi upstream at different datum.
REMARKS - Records are good except for estimates, which are fair, and other periods as follows: June 7-8, 2019 rated 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.