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.
USGS Water-Year Summary 2024
12323750 SILVER BOW CREEK AT WARM SPRINGS, MT
LOCATION - Lat 46°10'46.19", long 112°46'50.02" referenced to North American Datum of 1983, in SW 1/4 SE 1/4 SW 1/4 sec.18, T.5 N., R.9 W., Deer Lodge County, MT, Hydrologic Unit 17010201, on left bank 1.0 mi upstream from confluence with Warm Springs Creek, 1.1 mi upstream from county highway bridge, and 0.5 mi east of Warm Springs.
DRAINAGE AREA - 473 mi². Site used prior to May 24, 1994, had an area of 483 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - March 1972 to September 1979, April 1993 to current year.
GAGE - Water-stage recorder. Elevation of gage is 4,800.31 ft, referenced to the National Geodetic Vertical Datum of 1929. Prior to May 24, 1994, gage located at sites 0.8 mi downstream at different elevation.
REMARKS - Flow is regulated by dam on tailing ponds about 0.2 mi upstream from gage. Diversions for irrigation occur
upstream from station.
WATER-QUALITY RECORDS
PERIOD OF RECORD - March 1993 to current year.
PERIOD OF DAILY RECORD - SUSPENDED-SEDIMENT DISCHARGE: April 1993 to September 1995.
REMARKS -
EXTREMES FOR PERIOD OF DAILY RECORD - SEDIMENT CONCENTRATION: Maximum daily mean, 429 mg/L, Mar. 15, 1994; minimum daily mean, 1 mg/L, several days in October 1995.
SEDIMENT LOAD: Maximum daily, 302 tons, June 6, 1995; minimum daily, 0.12 ton, several days in August 1995.
