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Water-Year Summary for Site 09015000

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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
00060 Discharge(Mean)  

Water year 2019: 2018-10-01 to 2019-09-30
 

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USGS Water-Year Summary 2019
09015000 COLORADO RIVER BL SHADOW MOUNTAIN RESERVOIR, CO
LOCATION - Lat 40°12'18.70", long 105°50'15.22" referenced to North American Datum of 1983, in sec.19, T.3 N., R.75 W., Grand County, CO, Hydrologic Unit 14010001, on right bank 1,400 feet downstream of the the outlet of Shadow Mountain Reservoir, 2,070 ft east of the intersection of county roads 66 and 666, 1.2 mi east of U.S. Highway 34, and 3.3 mi southwest of the town of Grand Lake.
DRAINAGE AREA - 190 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1947 to September 1959, October 2014 to current year. Prior to October 1950, monthly discharge only, published in WSP 1313. Prior to September 1959, monthly discharge only, published in WSP 1733. Prior to October 1950, published as "below Shadow Mountain Dam."
GAGE - Water-stage recorder with satellite telemetry and crest-stage gage. Elevation of gage is 7,790 ft above NGVD of 1929, from topographic map.
REMARKS -

Water year 2015; records good except for estimated daily discharges, which are poor. Water year 2016; records good except for estimated daily discharges, which are poor. Water year 2017; records good except for estimated daily discharges, which are poor. Water year 2018; no estimated daily discharges. Records good. Water year 2019; no estimated daily discharges. Records good. Natural flow of stream affected by transmountain diversions, storage reservoirs, and diversions for irrigation.