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Water-Year Summary for Site 06066500

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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.,Min.,Mean)  
00060 Discharge(Mean)  

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

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USGS Water-Year Summary 2019
06066500 MISSOURI RIVER BELOW HOLTER DAM, NEAR WOLF CREEK, MT
LOCATION - Lat 46°59'41.06", long 112°00'38.40" referenced to North American Datum of 1983, in NE 1/4 SW 1/4 SE 1/4 sec.5, T.14 N., R.3 W., Lewis and Clark County, MT, Hydrologic Unit 10030102, on left bank 0.4 mi downstream from Holter Dam, 2.8 mi southeast of Wolf Creek, and at river mile 2,210.7.
DRAINAGE AREA - 16,924 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1945 to current year.
GAGE - Water-stage recorder. Elevation of gage is 3,464.11 ft, referenced to the National Geodetic Vertical Datum of 1929.
REMARKS -
12/07/2017 to 10/02/2018: records are good.
10/27/2016 to 12/06/2017: records are good.
12/10/2015 to 10/26/2016: records are good.
06/24/2015 to 12/09/2015: records are good. 
04/21/2015 to 06/23/2015: records are good. 
10/21/2014 to 04/20/2015: records are good. 
10/01/2013 to 10/20/2014: records are good, except records from July 1 through Sept. 30 are fair. 

Flow is regulated by nine smaller irrigation reservoirs and powerplants, Clark Canyon Reservoir 
(station number 06015300), and Canyon Ferry Lake (station number 06058500). Diversions for irrigation 
include about 594,400 acres.
WATER-QUALITY RECORDS
PERIOD OF DAILY RECORD - WATER TEMPERATURE: October 1999 to current year.
INSTRUMENTATION - Water temperature probe was installed Sept. 30, 1999.
REMARKS -
WATER TEMPERATURE
10-12-2017 to 10-02-2018: records are good.
04-29-2017 to 10-11-2017: records are good.
12-09-2015 to 04-28-2017: records are fair.
10-09-2014 to 12-09-2015: records are good except June 20 to Aug. 31 are fair. 
09-18-2013 to 10-08-2014: records are excellent except Sept. 18 to Nov. 5, Apr. 18 to Oct. 8 are good. 
EXTREMES FOR PERIOD OF DAILY RECORD -
WATER TEMPERATURE: Maximum, 22.5°C, July 27, 2007; minimum, 0.5°C, many days in winter months.