USGS Water-Year Summary 2021
07096000 ARKANSAS RIVER AT CANON CITY, CO
LOCATION - Lat 38°26'02", long 105°15'24" referenced to North American Datum of 1927, in SE 1/4 SE 1/4 sec.31, T.18 S., R.70 W., Fremont County, CO, Hydrologic Unit 11020002, on right bank 800 ft upstream from Sand Creek, 0.7 mi downstream from Grape Creek, and 0.7 mi upstream from First Street Bridge at Canon City.
DRAINAGE AREA - 3,117 mi².
- WSP 1117: Drainage area. WSP 1311: 1897-98.
PERIOD OF RECORD - January 1888 to current year. Monthly discharge only for some periods, published in WSP 1311. Published as "near Canyon" 1900-1906.
GAGE - Water-stage recorder with satellite telemetry. Datum of gage is 5,342.13 ft above NGVD of 1929. See WSP 1711 or 1731 for history of changes prior to Oct. 1, 1957. Oct. 1, 1957 to Nov. 15, 1962, water-stage recorder at present site at datum 1.49 ft higher.
COOPERATION - Records collected and computed by Colorado Division of Water Resources and reviewed by Geological Survey.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 19,000 ft³/s, Aug. 2, 1921, from rating curve extended above 5,000 ft³/s, gage height, 10.70 ft, from floodmark.