LOCATION.-- Lat 48o20'25", long 96o48'58", in NE1/4NW1/4 sec. 15, T.156 N., R.48 W., Marshall County, Hydrologic Unit 09020309, on left bank 30 ft upstream of bridge on County Highway 4 in Argyle and 14 mi upstream from mouth. DRAINAGE AREA.--255 mi2. PERIOD OF RECORD.--March to September 1945, November 1950 to September 1981, February 1982 to current year.