USGS Water-Year Summary 2020
09183600 MILL CREEK BELOW SHELEY TUNNEL, NEAR MOAB, UT
- Lat 38°29'08.64", long 109°24'37.56" referenced to North American Datum of 1927, in NE 1/4 SW 1/4 NE 1/4 sec.05, T.27 S., R.23 E., San Juan County, UT, Hydrologic Unit 14030005,
on the left bank, 600 feet below Sheley Tunnel, and nine miles southeast of Moab, UT.
Gage altitude is 5,341 feet, from GPS.
DRAINAGE AREA - 27.6 mi².
PERIOD OF RECORD - October 2003 to current year.
GAGE - Water-stage recorder. Elevation of gage is 5,341 ft. above NGVD of 1929, from GPS.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 1,160 ft³/s, Aug 4, 2010, gage height, 8.16 ft; minimum daily discharge, 0.14 ft³/s, May 30, 31, 2009.
PERIOD OF RECORD - Continuous water temperature since June 19, 2014.
EXTREMES FOR PERIOD OF RECORD - Maximum recorded, 25.9 °C, July 8th 2018; minimum recorded, -0.4 °C, on several days in Dec 2016.