LOCATION.--Lat 46×41'40", long 101×28'01", in NE14NE14SE14 sec.12, T.137 N., R.86 W., Morton County, Hydrologic Unit 10130203, on left bank 50 ft downstream from county highway bridge, 2 mi downstream from Hailstone Creek, 3 mi southeast of Almont, and 12 mi upstream from mouth.
PERIOD OF RECORD.--October 1945 to September 1970, October 1970 to September 1973 (annual maximum discharge), February 1991 to current year (seasonal records only since February 1991).
GAGE.--Water-stage recorder. Elevation of gage is 1,864 ft above National Geodetic Vertical Datum of 1929, by barometer. Prior to Sept. 5, 1952, nonrecording gage at same site and datum.
EXTREMES FOR CURRENT YEAR.--Maximum discharge, about 1,200 ft3/s, Mar. 10, gage height, 14.26 ft, backwater from ice; maximum gage height, 14.99 ft, Mar. 11, backwater from ice; minimum daily discharge recorded, 0.49 ft3/s, Sept. 13.
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