USGS Water-Year Summary 2021
12323710 WILLOW CREEK NEAR ANACONDA, MT
LOCATION - Lat 46°03'52.24", long 112°53'36.71" referenced to North American Datum of 1983, in SE 1/4 SE 1/4 SW 1/4 sec.30, T.4 N., R.10 W., Deer Lodge County, MT, Hydrologic Unit 17010201, on left bank 1.2 mi downstream from Long Canyon Creek, 4.5 mi southeast of Anaconda, and at river mile 6.5.
DRAINAGE AREA - 13.7 mi².
- The maximum discharge and gage height for 2005 were revised on July 22, 2019, based upon review following peak flow file data migration.
PERIOD OF RECORD - April 2005 to current year.
GAGE - Water-stage recorder. Elevation of gage is 5,310 ft, referenced to the North American Vertical Datum of 1988.
PERIOD OF RECORD - December 2004 to September 2012.
PERIOD OF DAILY RECORD - TURBIDITY: June 2006 to September 2012 (seasonal records).