USGS Water-Year Summary for Site 10129900

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	Available Parameters
	00010 Temperature, water(Mean,Max.,Min.)
	00060 Discharge(Mean)
	00095 Specific cond at 25C(Mean,Min.,Max.)
	00300 Dissolved oxygen(Mean,Min.,Max.)
	00400 pH(Med.,Min.,Max.)

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

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USGS Water-Year Summary 2023

10129900 SILVER CREEK NEAR SILVER CREEK JUNCTION, UT

LOCATION - Lat 40°44'07", long 111°28'31" referenced to North American Datum of 1927, in SW 1/4 SE 1/4 NE 1/4 sec.15, T.1 S., R.4 E., Summit County, UT, Hydrologic Unit 16020101, on left bank 1.2 mi east of Silver Creek Junction, and 7 mi northeast of Park City.

DRAINAGE AREA - 17.4 mi².

REVISIONS HISTORY - Prior to Dec 4, 2020 the datum of the gage was 6,470 ft above NGVD of 1929, from topographic map.

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 2001 to current year.

GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 6,443.93 ft. above NAVD of 1988 from a Level II GNSS survey conducted on December 4, 2020. Prior to June 8, 2007 gage was located 200 ft upstream at a datum 1.0 ft higher.

REMARKS - Records fair. Gage is located immediately downstream of waste-water treatment plant outflow.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 150 ft³/s, Apr 3, 2011, gage height, 7.74 ft; minimum daily discharge 0.83 ft³/s, Aug 8, 2004, Aug 27, 2010.

WATER-QUALITY RECORDS

PERIOD OF RECORD - October 2001 to current year.

PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 2001 to current year. SPECIFIC CONDUCTANCE: October 2001 to current year. DISSOLVED OXYGEN: October 2001 to current year. pH: October 2001 to current year.

INSTRUMENTATION - Water quality monitor from October 2001 to current year.

REMARKS - Quality of data for specific periods can be obtained by contacting the Utah Water Science Center.

EXTREMES FOR PERIOD OF DAILY RECORD - WATER TEMPERATURE: Maximum, 25.7°C, Jul 30, 2003; minimum, -0.1°C, few days during the winter months. SPECIFIC CONDUCTANCE: Maximum, 4,200 microsiemens/cm, Feb 28, 2004; minimum, 644 microsiemens/cm, Mar 31, 2002. DISSOLVED OXYGEN: Maximum, 14.0 mg/L, Feb 12, 2007; minimum, 0.7 mg/L, Sep 8, 2013. pH: Maximum, 8.6 standard units, Jun 1, 2, 3, 2011 and Jul 13, 2016; minimum, 6.7 standard units, Apr 18, 20, 21, 22, 2003.