USGS Water-Year Summary for Site 06427850

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	Available Parameters
	00010 Temperature, water(Max.,Min.,Mean)
	00065 Gage height(Mean)
	00095 Specific cond at 25C(Max.,Min.,Mean)
	00300 Dissolved oxygen(Max.,Min.,Mean)
	00400 pH(Max.,Min.)

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Water year 2024: 2024-10-01 to 2025-09-30

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USGS Water-Year Summary 2024

06427850 BELLE FOURCHE RIVER AT DEVILS TOWER, WY

LOCATION - Lat 44°35'22", long 104°42'12" referenced to North American Datum of 1927, Crook County, WY, Hydrologic Unit 10120201,

SURFACE-WATER RECORDS

PERIOD OF RECORD - March 2013 to November 2013, March to November 2016. April 2019 to current.

GAGE - Water-stage recorder. Elevation of gage is 3,840 ft above sea level, from topographic map. U.S. Geological Survey data collection platform with satellite telemetry at station.

REMARKS - Records excellent.

EXTREMES FOR PERIOD OF RECORD - Maximum recorded gage height, 7.13 ft, June 2, 2013; minimum recorded gage height, 1.07 ft, October 3, 2013.

WATER-QUALITY RECORDS

PERIOD OF RECORD - Water years 1968-1992.

PERIOD OF DAILY RECORD - March to November 2013, March to October 2016, April 2019 to current.

INSTRUMENTATION - Water-quality monitors for specific conductance, pH, water temperature and dissolved oxygen.

REMARKS -

SPECIFIC CONDUCTANCE
03-08-2016 TO 11-01-2016: records are excellent except records from May 16-24, June 24 to July 6, 
Aug. 12-24, and Oct. 22 to Nov. 1 are good.  

pH
03-08-2016 TO 11-01-2016: records are excellent except records from Aug. 18-24 are good. 

WATER TEMPERATURE
03-08-2016 TO 11-01-2016: records are excellent.  Water-temperature records represent water temperature at sensor within 0.2°C. 

DISSOLVED OXYGEN
03-08-2016 TO 11-01-2016: records are excellent except records from June 29, July 3-5, and 
Aug. 28-30, which are good; records from Aug. 31 to Sept. 7 and Sept 10, 13, are fair; and 
records from Sept. 8, 9, 11, 12, and Sept. 14 to Oct. 3, are poor.

Maximum and minimum recorded values in the EXTREMES paragraphs may have occurred during days of partial record and may not appear in the daily values tables.

EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE: Maximum recorded, 2,190 uS/cm, June 22, 2106; minimum recorded, 452 uS/cm, October 10, 2013. pH: Maximum recorded, 8.7 units, many days 2016; minimum recorded, 7.6 units, August 12 and September 6-8, 2013. WATER TEMPERATURE: Maximum recorded, 29.6°C, July 11, 2013, June 16, 19, 2016; minimum recorded -0.1°C, March 23-26, April 9, 10, and November 18, 2013. DISSOLVED OXYGEN: Maximum recorded, 13.8 mg/L, October 5, 2013; minimum recorded, 4.4 mg/L, August 13, 2013.

EXTREMES FOR CURRENT YEAR - SPECIFIC CONDUCTANCE: Maximum recorded, 2,080 uS/cm, April 6-8, 13, May 15, 16; minimum recorded, 452 uS/cm, October 10. pH: Maximum recorded, 8.4 units, September 10; minimum recorded, 7.6 units, August 12 and September 6-8. WATER TEMPERATURE: Maximum recorded, 16.7°C, October 1; minimum recorded -0.1°C, November 18. DISSOLVED OXYGEN: Maximum recorded, 13.8 mg/L, October 5; minimum recorded, 4.4 mg/L, August 13.