USGS Water-Year Summary 2019
06347000 ANTELOPE CREEK NEAR CARSON, ND
LOCATION - Lat 46°32'43", long 101°38'42" referenced to North American Datum of 1927, in sec.05, T.135 N., R.87 W., Grant County, ND, Hydrologic Unit 10130203, on right bank about 90 ft upstream from county road bridge, 3 mi upstream from mouth and 9 mi northwest of Carson.
DRAINAGE AREA - 221 mi². approximately.
PERIOD OF RECORD - DAILY DISCHARGE--June 1948 to September 1975, 1976 (annual maximum only), February 1999 to current year (seasonal records only).
PERIOD OF RECORD.--DAILY GAGE HEIGHT--February 2001 to current year (seasonal records only).
GAGE - Water-stage recorder. Datum of gage is 1,960 ft above National Geodetic Vertical Datum of 1929, from topographic map. Prior to June 23, 1958, wire weight gage at site 1 mi upstream and June 24, 1958, to September 30, 1975, 1.15 mi upstream at datum 14 ft higher.
EXTREMES OUTSIDE PERIOD OF RECORD - The flood of March 25, 1943, reached a stage of 17.1 ft (site and datum then in use) and was the highest known flood prior to 1950.
EXTREMES FOR PERIOD OF RECORD - Maximum peak flow, 11,100 ft³/s, April 16, 1950, peak stage, 17.95 ft from floodmark, site and datum then in use. From rating curve extended above 1,000 ft³/s on basis of slope-area measurement of peak flow. Maximum peak stage, 19.10 ft, May 9, 1970, site and datum then in use.
PERIOD OF RECORD - Water year 1999 to current year.