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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
- For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
- Not all sites have reports available for every water year.
USGS Water-Year Summary 2024
07103987 COTTONWOOD CK AT UNION BLVD, AT COLO SPRINGS, CO
LOCATION - Lat 38°55'49.30", long 104°46'34.14" referenced to North American Datum of 1983, in NE 1/4 SE 1/4 sec.09, T.13 S., R.66 W., El Paso County, CO, Hydrologic Unit 11020003, on left bank 270 ft downstream of Union Blvd, 1.95 mi east of Interstate 25, 2.10 mi upstream from mouth, and 6.4 mi southeast of the U.S. Air Force Academy.
DRAINAGE AREA - 16.1 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - March 2018 to current year.
GAGE - Water-stage recorder with satellite telemetry and crest-stage gage. Elevation of gage is 6,494 ft above NAVD of 1988, from digital elevation model.
REMARKS - Water year 2018; records poor. Water year 2019; records poor. Water year 2020; records poor. Water year 2021; records poor. Water year 2022; records poor. Water year 2023; records poor. Natural flow of stream affected by municipal runoff, erosion-control, livestock watering reservoirs, and groundwater withdrawals.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 2,280 ft³/s (estimated), June 21, 2023, based on straight-line extension of Rating 4.0, gage height, 15.37 ft.
