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Water-Year Summary for Site 06288400

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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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Available Parameters
00060 Discharge(Mean)  

Water year 2018: 2017-10-01 to 2018-09-30
 

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USGS Water-Year Summary 2018
06288400 Bighorn River at Two Leggins Bridge, near Hardin MT
LOCATION - Lat 45°38'39", long 107°39'27" referenced to North American Datum of 1927, in SE 1/4 SW 1/4 NE 1/4 sec.21, T.2 S., R.33 E., Big Horn County, MT, Hydrologic Unit 10080016, on Secondary Highway 313 bridge over the Bighorn River at Two Leggins Fishing Access about 5.3 miles southwest of Hardin MT.
DRAINAGE AREA - 20,610 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - April 2012 to current year.
GAGE - Water-stage recorder. Elevation of gage is 2,930 ft, referenced to the North American Vertical Datum of 1988.
REMARKS -
10-01-2017 to 09-30-2018: records are fair.
10-01-2016 to 09-30-2017: records are fair.
10-01-2015 to 09-30-2016: records are fair.
10-01-2014 to 09-30-2015: records are fair. 
10-01-2013 to 09-30-2014: records are fair.  

After November 1965, flow has been regulated by Bighorn Lake (usable capacity, 1,312,000 acre-ft). 
Major regulation prior to November 1965 occurred from 14 reservoirs in Wyoming and one in Montana with 
a combined usable capacity of about 1,400,000 acre-ft.