USGS Water-Year Summary 2024
09112500 EAST RIVER AT ALMONT, CO
LOCATION - Lat 38°39'52", long 106°50'51" referenced to North American Datum of 1927, in NW 1/4 SE 1/4 sec.22, T.51 N., R.1 E., Gunnison County, CO, Hydrologic Unit 14020001, on left bank at Almont, 200 ft upstream from bridge on State Highway 135, and 400 ft upstream from confluence with Taylor River.
DRAINAGE AREA - 289 mi².
REVISIONS HISTORY - WSP 1313: 1911. WSP 1733: 1952. WSP 1924: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April to October 1905, July 1910 to September 1922, October 1934 to current year. Monthly discharges only for some periods, published in WSP 1313.
GAGE - Water-stage recorder with satellite telemetry and crest-stage gage. Datum of gage is 8,006.29 ft above NGVD of 1929. Apr. 16 to Sept. 30, 1905, and July 27, 1910 to Apr. 30, 1922, nonrecording gages at bridge 200 ft downstream, at different datums. Oct. 1, 1934 to Sept. 22, 1954, water-stage recorder at present site at datum 2.00 ft higher.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 6,500 ft³/s, June 15, 1921, from rating curve extended above 3,000 ft³/s, gage height, 6.60 ft, site and datum then in use.