USGS Water-Year Summary 2024
09168730 DOLORES RIVER NEAR SLICK ROCK, CO
LOCATION - Lat 38°02'40", long 108°54'17" referenced to North American Datum of 1927, in NE 1/4 SE 1/4 sec.25, T.44 N., R.19 W., San Miguel County, CO, Hydrologic Unit 14030002, on left bank 15 ft downstream from County Road S-8 bridge, 0.7 mi upstream from Summit Canyon, 1.2 mi northwest of Slick Rock Post Office, and 2 mi downstream from State Highway 141 at Slick Rock Bridge.
DRAINAGE AREA - 1,434 mi².
REVISIONS HISTORY - WDR-US-2011: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 1997 to June 1999 (seasonal records only). October 1999 to September 2000. October 2000 to June 2003 (seasonal records only). April 2008 to September 2017. March 2018 to current year (seasonal records only).
GAGE - Water-stage recorder with satellite telemetry. Datum of gage is 5,427.45 ft above NAVD of 1988, from GNSS survey. Prior to July 20, 2022, elevation of gage was reported as 5,400 ft above NGVD of 1929, from topographic map.
EXTREMES OUTSIDE PERIOD OF RECORD - Major flows occurred in Oct. 1911, Sept. 1970, and Apr. 1973. Minimum flow not determined.