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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.
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USGS Water-Year Summary 2024
06017000 BEAVERHEAD RIVER AT DILLON, MT
LOCATION - Lat 45°13'06.18", long 112°39'19.20" referenced to North American Datum of 1983, in NW 1/4 NE 1/4 NW 1/4 sec.24, T.7 S., R.9 W., Beaverhead County, MT, Hydrologic Unit 10020002, on right bank 0.2 mi downstream from West Side Canal and county road bridge, at Dillon, and at river mile 2,456.1.
DRAINAGE AREA - 2,892 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - August to September 1907 (gage heights only), October 1950 to September 1952, September 1963 to September 1971, April 2002 to September 2009 (seasonal records only), October 2009 to September 2011, October 2011 to current year (seasonal records only).
GAGE - Water-stage recorder. Elevation of gage is 5,100 ft, referenced to the North American Vertical Datum of 1988. Prior to Sept. 30, 1952, nonrecording gages at same site at different elevation.
REMARKS - Some regulation by Lima Reservoir (station number 06012500) and nearly complete regulation by
Clark Canyon Reservoir (station number 06015300) since August 1964. Diversions for irrigation
occur upstream from station.
