USGS Water-Year Summary 2024

10168000 LITTLE COTTONWOOD CREEK AT JORDAN RIVER NEAR SALT LAKE CITY, UT

LOCATION - Lat 40°39'51.5", long 111°53'55.9" referenced to North American Datum of 1983, in SW 1/4 NW 1/4 NE 1/4 sec.12, T.2 S., R.1 W., Salt Lake County, UT, Hydrologic Unit 16020204, on right bank 10 ft upstream from 300 W. bridge, and 3000 ft upstream from mouth.

REVISIONS HISTORY - Discharge and gage height for the period Aug 16, 2022 to Oct 24, 2022, was revised on Jan 18, 2023, based on changes to the gage height record and the stage/discharge rating. 

SURFACE-WATER RECORDS

PERIOD OF RECORD - October 1980 to September 1981, October 1, 1998 to current year.

GAGE - Water-stage recorder and crest-stage gage. Datum of gage is 4,254.24 ft. above NAVD of 1988 from a Level II GNSS survey conducted on January 15, 2021. Prior to October 1998 at site 1000 feet downstream at different datum. Additional discharge records available from Salt Lake County Flood Control Engineering.

REMARKS - Records are generally good except for estimates, which are poor.

EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 885 ft³/s, Jun 7, 2010, gage height 6.17 ft; minimum daily discharge, 0.35 ft³/s, Nov 5, 2002.

WATER-QUALITY RECORDS

PERIOD OF RECORD - February 1979 to August 1982, October 1998 to current year.

PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: October 1998 to September 2002. WATER TEMPERATURE: October 1998 to September 2002.

REMARKS - Additional water quality data may be obtained at http://nwis.waterdata.usgs.gov/ut/nwis/qwdata.

EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum, 15,100 microsiemens/cm, Jan 27, 1999; minimum, 98 microsiemens/cm, Nov 22, 2001. WATER TEMPERATURE: Maximum, 26.8°C, Jul 13, 2002; minimum, 0.0°C, Jan 19, 2002.