Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

Water-Year Summary for Site 09147500

Click to hide Water-Year Summary instructions and information
  • 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
00010 Temperature, water(Max.,Min.)  
00045 Precipitation(Sum)  
00060 Discharge(Mean)  
00095 Specific cond at 25C(Mean)  

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

Print this page
USGS Water-Year Summary 2019
09147500 UNCOMPAHGRE RIVER AT COLONA, CO
LOCATION - Lat 38°19'53.15", long 107°46'45.21" referenced to North American Datum of 1983, in NW 1/4 NW 1/4 sec.17, T.47 N., R.8 W., Ouray County, CO, Hydrologic Unit 14020006, on right bank 75 ft downstream from county highway crossing, 0.2 mi north of Colona, and 1.0 mi upstream from Beaton Creek.
DRAINAGE AREA - 448 mi².
REVISIONS HISTORY - WSP 1313: 1904. WDR CO-88-2: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 1903 to November 1905, April to June 1906 (gage heights and discharge measurements only), October 1912 to current year. Monthly discharge only for some periods, published in WSP 1313. Published as "near Colona" 1904-06, 1922-34. Statistical summary computed for 1986 to current year.
GAGE - Water-stage recorder with satellite telemetry and crest-stage gage. Elevation of gage is 6,320 ft above NGVD of 1929, from topographic map. See WSP 1713 or 1733 for history of changes prior to Sept. 30, 1949. Prior to July 10, 2013, at datum 3.00 ft higher.
REMARKS - Water year 2014; records good except for estimated daily discharges, which are poor. 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; records good except for estimated daily discharges, which are poor. Water year 2019; records good except for estimated daily discharges, which are poor. Flow regulated by Ridgway Reservoir, 7.7 mi upstream, since 1986, total capacity, 84,590 acre-ft. Diversions upstream from station for irrigation of about 2,600 acres downstream from station.
CLIMATOLOGICAL RECORDS
PERIOD OF RECORD - October 2017 to current year (seasonal records only).
INSTRUMENTATION - Tipping-bucket rain gage with satellite telemetry. Elevation of gage is 6,320 ft above NGVD of 1929, from topographic map. 
EXTREMES FOR PERIOD OF RECORD - (seasonal only) Maximum daily precipitation, 0.58 inches, May 1, 2019.
REMARKS - Gage operated seasonally, April through September. Prior to January 2019, gage operated April through October.