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Water-Year Summary for Site 09129550

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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.
Available Parameters
00045 Precipitation(Sum)  
00054 Reservoir storage(Mean)  

Water year 2021: 2020-10-01 to 2021-09-30

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USGS Water-Year Summary 2021
LOCATION - Lat 38°41'29", long 107°36'20" referenced to North American Datum of 1927, in NW 1/4 NW 1/4 sec.13, T.51 N., R.7 W., Delta County, CO, Hydrologic Unit 14020002, in gate house of Crawford Dam, 1.2 mi south of Crawford.
DRAINAGE AREA - 74.6 mi².
PERIOD OF RECORD - October 2003 to September 2006, October 2017 to current year. 
GAGE - Water-stage recorder with satellite telemetry. Datum of gage is 6,553.00 ft above NGVD of 1929 (levels by U. S. Bureau of Reclamation).
COOPERATION - Capacity tables provided by U.S. Bureau of Reclamation.
REMARKS - Reservoir is formed by an earthfill dam. Dam completed September 1962. Capacity 14,398 acre-ft at elevation 6553.00, crest of spillway. Dead storage below elevation 6,469.0 ft, 269 acre-feet. Figures given are total contents.
EXTREMES FOR PERIOD OF RECORD - Maximum contents, 14,690 acre-ft, Apr. 24, 2006, elevation, 6,553.71 ft; minimum contents, 747.1 acre-ft, Oct. 17, 2018, elevation, 6483.25 ft.
PERIOD OF RECORD - October 2017 to current year (seasonal records only).
INSTRUMENTATION - Tipping-bucket rain gage with satellite telemetry. Datum of gage is 6,553.00 ft above NGVD of 1929 (levels by U.S. Bureau of Reclamation).
EXTREMES FOR PERIOD OF RECORD - (seasonal only) Maximum daily precipitation, 1.16 inches, Aug. 19, 2021.
REMARKS - Gage operated seasonally, April through September.