USGS Water-Year Summary 2019
09378170 SOUTH CREEK ABOVE RESERVOIR, NEAR MONTICELLO, UT
LOCATION - Lat 37°50'48", long 109°22'08" referenced to North American Datum of 1927, in NE 1/4 SW 1/4 SW 1/4 sec.02, T.34 S., R.23 E., San Juan County, UT, Hydrologic Unit 14080203, 200 feet upstream from west side of reservoir and 2 miles southwest of Monticello.
DRAINAGE AREA - 8.64 mi².
PERIOD OF RECORD - October 1985 to current year.
GAGE - Water-stage recorder. Elevation of gage is 7,170 ft above NGVD of 1929, from topographic map.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 208 cfs, Jul 14, 2018, gage height, 5.14 ft; no flow at times in some years.