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Water-Year Summary for Site 06020600

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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: 2019-10-01 to 2020-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 45°14'30.73", long 112°06'40.46" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 NE 1/4 sec.08, T.7 S., R.4 W., Madison County, MT, Hydrologic Unit 10020003, on right bank 0.2 mi downstream from Ruby Dam, 5.7 mi south of Alder, and at river mile 47.8.
DRAINAGE AREA - 595 mi².
REVISIONS HISTORY - Water Data Report MT-85-1, maximum discharge.
PERIOD OF RECORD - December 1962 to current year.
GAGE - Water-stage recorder. Elevation of gage is 5,286.63 ft, referenced to the National Geodetic Vertical Datum of 1929 (levels by U.S. Army Corps of Engineers).
10-19-2017 to 10-01-2018: records are good, except estimated records are poor.
10-12-2016 to 10-18-2017: records are good, except estimated records are poor.
10-06-2015 to 10-11-2016: records are good.
11-06-2014 to 10-05-2015: records are good. 
10-01-2013 to 11-05-2014: records are good.
Flow is regulated by Ruby River Reservoir (station number 06020500). Diversions for irrigation 
of about 3,500 acres occur upstream from station.