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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.
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USGS Water-Year Summary 2024
12323840 LOST CREEK NEAR ANACONDA, MT
LOCATION - Lat 46°09'40.77", long 112°53'37.67" referenced to North American Datum of 1983, in SE 1/4 NE 1/4 NE 1/4 sec.30, T.5 N., R.10 W., Deer Lodge County, MT, Hydrologic Unit 17010201, on left bank 400 ft upstream from Montana Secondary Highway 273, 700 ft upstream from Gardiner Ditch, 5.2 mi upstream from Dutchman Creek, 2.7 mi northeast of Anaconda, and at river mile 10.2.
DRAINAGE AREA - 26.5 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - October 2004 to current year.
GAGE - Water-stage recorder. Elevation of gage is 5,100 ft, referenced to the North American Vertical Datum of 1988.
REMARKS - Numerous diversions for irrigation occur upstream from station.
WATER-QUALITY RECORDS
PERIOD OF RECORD - December 2004 to current year.
PERIOD OF DAILY RECORD - TURBIDITY: May 2006 to current year (seasonal records).
INSTRUMENTATION - Turbidity monitor was installed in May 2006.
REMARKS -
EXTREMES FOR PERIOD OF DAILY RECORD - TURBIDITY (seasonal records): Maximum, 1080 formazin nephelometric units (FNU), July 15, 2017;
minimum, <0.5 FNU, several days most years.
EXTREMES FOR CURRENT YEAR - TURBIDITY: Maximum, 72.3 formazin nephelometric units (FNU), April 21, 2019;
minimum, below 1.0 FNU, during many days in July to October, 2019.
