USGS Water-Year Summary 2018
06823000 North Fork Republican River at Colorado-Nebraska State Line
LOCATION - Lat 40°04'10", long 102°03'03" referenced to North American Datum of 1927, in NW 1/4 SW 1/4 sec.10, T.1 N., R.42 W., Dundy County, NE, Hydrologic Unit 10250002, on right bank 100 ft east of Colorado-Nebraska State line, 9.5 mi upstream from confluence with Arikaree River, and at mile 448.
DRAINAGE AREA - 2,370 mi² of which 2,196 mi² probably is noncontributing.
- WSP 1240: 1947(M). WSP 1390: 1934. WDR NE-94-1: Drainage area.
PERIOD OF RECORD - October 1930 to current year. Prior to October 1932, published as North Fork of Arikaree River at Colorado-Nebraska State line. Monthly discharge only for some periods, published in WSP 1310.
GAGE - Water-stage recorder with satellite telemetry. Steel piling control since January 1965. Datum of gage is 3,336.09 ft above sea level. Prior to Oct. 17, 1934, non-recording gage at present site and datum.
EXTREMES FOR PERIOD OF RECORD - Maximum peak flow, 2,110 ft³/s, April 28, 1947, from rating curve extended above 800 ft³/s on basis of slope-area measurement of peak flow, gage height, 5.92 ft.