LOCATION.-- Lat 46o51'40", long 96o47'00", in NW1/4NE1/4 sec.18, T.139 N., R.48 W., Cass County, Hydrologic Unit 09020104, 25 mi upstream from mouth of Sheyenne River, and at mile 453. DRAINAGE AREA.-- 6,800 mi2. PERIOD OF RECORD.-- 1901 to current year.