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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
09046600 BLUE RIVER NEAR DILLON, CO
LOCATION - Lat 39°34'00", long 106°02'56" referenced to North American Datum of 1927, in SW 1/4 SE 1/4 sec.31, T.5 S., R.77 W., Summit County, CO, Hydrologic Unit 14010002, on left bank 0.3 mi upstream from Dillon Reservoir, and 5.0 mi south of Dillon.
DRAINAGE AREA - 123 mi².
REVISIONS HISTORY - WDR CO-95-2: 1994. WDR-US-2011: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1957 to current year.
GAGE - Water-stage recorder with satellite telemetry and crest-stage gage. Elevation of gage is 9,020 ft above NGVD of 1929, from topographic map. Prior to Aug. 6, 1992, at site 1.4 mi upstream at different datum. Aug. 6, 1992 to Oct. 20, 1994, at site 200 ft upstream at different datum.
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. Water year 2020; records good except for estimated daily discharges, which are poor. Water year 2021; records good except for estimated daily discharges, which are poor. Water year 2022; records good except for estimated daily discharges, which are poor. Water year 2023; records good except for estimated daily discharges, which are poor. Diversions upstream from station by Boreas Pass Ditch and Hoosier Pass Tunnel. Water Year and Period of Record annual mean and annual runoff figures significantly affected by upstream diversions to Hoosier Pass Tunnel.
