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Water-Year Summary for Site 06043120

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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
00010 Temperature, water(Max.,Mean,Min.)  
00060 Discharge(Mean)  

Water year 2021: 2021-10-01 to 2022-09-30

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USGS Water-Year Summary 2021
06043120 Gallatin River above Deer Creek, near Big Sky, MT
LOCATION - Lat 45°17'50.20", long 111°12'41.01" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 NE 1/4 sec.22, T.6 S., R.4 E., Gallatin County, MT, Hydrologic Unit 10020008, Gallatin National Forest, on right bank 0.4 mi. upstream from Gallatin Golden Gate Bridge, 0.4 mi upstream from Deer Creek, 4.4 mi. northeast of Big Sky Post Office, and at mile 66.2.
DRAINAGE AREA - 537.6 mi².  
PERIOD OF RECORD - May 2019 to current year.
GAGE - Water-stage recorder. Datum of gage is 5870.00 ft (NAVD88).   
10-04-2019 to 10-14-2020: records are good.
05-01-2019 to 10-04-2019: records are good.
PERIOD OF RECORD - May 2019 to current year.
PERIOD OF DAILY RECORD - WATER TEMPERATURE (seasonal records) : May 2019 to September 2019.
INSTRUMENTATION - Water temperature recorder installed May 1, 2019.
03-01-2020 to 09-30-2020 (seasonal record): records are excellent.
05-01-2019 to 09-30-2019 (seasonal record): records are excellent.
WATER TEMPERATURE: Maximum, 18.9°C, August 2, 2020; 
Minimum, 0.5°C, April 13, 2020.