USGS Water-Year Summary 2018
06308400 PUMPKIN CREEK NEAR MILES CITY, MT
LOCATION - Lat 46°13'42.08", long 105°41'26.19" referenced to North American Datum of 1983, in SW 1/4 NE 1/4 SW 1/4 sec.35, T.6 S., R.48 E., Custer County, MT, Hydrologic Unit 10090102, on right bank 12 ft upstream from bridge on U.S.Highway 312, 7.5 mi upstream from mouth, and 16 mi southeast of Miles City.
DRAINAGE AREA - 696 mi².
PERIOD OF RECORD - October 1972 to November 1985, May 2004 to current year.
GAGE - Water-stage recorder. Elevation of gage is 2,474.86 ft, referenced to the National Geodetic Vertical Datum of 1929. May 2004 to April 2013, recording gage at same site but different datum.
PERIOD OF RECORD - Water years 1976 to 1985, March 2004 to current year.
PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE (seasonal records): May 2004 to July 2004, April 2005 to October 2007 (discontinued).
EXTREMES FOR PERIOD OF DAILY RECORD - SPECIFIC CONDUCTANCE (seasonal records): Maximum daily, 4,650 microsiemens per centimeter (uS/cm) at 25.0°C, July 17, 2007; minimum daily, 100 uS/cm at 25.0°C, June 10, 2004.