Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.
Click to hideNews Bulletins

Water-Year Summary for Site 06307830

Click to hide Water-Year Summary instructions and information
  • 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)  
00095 Specific cond at 25C(Max.,Min.,Mean)  

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

Print this page
USGS Water-Year Summary 2021
06307830 TONGUE RIVER BELOW BRANDENBERG BRIDGE, NEAR ASHLAND MT
LOCATION - Lat 45°50'25.39", long 106°13'24.36" referenced to North American Datum of 1983, in SE 1/4 SW 1/4 NE 1/4 sec.14, T.1 N., R.44 E., Rosebud County, MT, Hydrologic Unit 10090102, on right bank downstream from county bridge, 22 mi north of Ashland, and at river mile 81.3.
DRAINAGE AREA - 3,879 mi². Area at site used prior to July 2000, 4,062 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 1973 to September 1984, July 2000 to September 2007, November 2013 to current year.
GAGE - Water stage recorder. Elevation of gage is 2,760 ft, referenced to the National Geodetic Vertical Datum of 1929, from topographic map. October 1973 to September 1984, water-stage recorder at site 6.5 mi downstream at different elevation.
REMARKS -
10-09-2019 to 10-20-2020: records are good, except records 06-23-20 to 07-21-20 are fair, and estimated records are poor.
10-24-2018 to 10-08-2019: records are good, except estimated records are poor.
10-19-2017 to 10-23-2018: records are good, except estimated records are poor.
11-08-2016 to 10-18-2017: records are good, except estimated records are poor.
10-01-2015 to 11-07-2016: records are good, except estimated records are poor.
10-01-2014 to 10-20-2015: records are good, except estimated records are poor.
11/06/2013 to 09/30/2014: records are good, except estimated records are poor.

Flow is regulated by Tongue River Reservoir (station 0630700) with capacity of 79,100 acre-feet, and many small reservoirs in Wyoming with combined capacity about 15,000 acre-ft. Numerous diversions for irrigation upstream from station.

 

WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 1974-81, June 2000 to October 2007, March 2014 to October 2016 (discontinued).
PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: August 2000 to November 2016, (seasonal) (discontinued).
SUSPENDED-SEDIMENT DISCHARGE: October 1974 to September 1981.
INSTRUMENTATION - Specific conductance probe installed March 2014.
REMARKS -
SPECIFIC CONDUCTANCE
11-18-2015 to 11-08-2016: records are excellent except records on May 5-18, June 6-14, Aug. 2-16, and 
Sept. 20 to Oct. 12 are good; and records from May 19-25 and June 15-20 are fair; and June 21-23 are 
poor.

03-26-2015 to 11-17-2015: records are excellent, except records on May 7 are good; and records from 
May 30 to June 8 are poor.

03-27-2014 TO 10-31-2014 (seasonal record): records are excellent, except records from Apr. 1-10, 
and May 27-28 are good. 
EXTREMES FOR PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Maximum, 1,280 microsiemens per centimeter (uS/cm), May 4, 2105, May 3, 2016; 
minimum, 158 uS/cm, June 8, 2006.
SEDIMENT CONCENTRATION: Maximum daily mean, 6,400 mg/L July 26, 1979; minimum daily mean, 1 mg/L 
Oct. 18, 24, 1976.
SEDIMENT LOAD: Maximum daily, 27,200 tons May 19, 1978; minimum daily, 0.47 ton Nov. 15-17, 1975.
EXTREMES FOR CURRENT YEAR - SPECIFIC CONDUCTANCE: During period of seasonal operation, maximum, 1,130 microsiemens per centimeter (uS/cm), May 8 and 9; minimum, 337 uS/cm, June 6.