USGS Water-Year Summary 2021
06468170 JAMES RIVER NEAR GRACE CITY, ND
LOCATION - Lat 47°33'29", long 98°51'45" referenced to North American Datum of 1927, in sec.18, T.147 N., R.64 W., Foster County, ND, Hydrologic Unit 10160001, on left bank on upstream side of county highway bridge and 2.5 mi northwest of Grace City.
DRAINAGE AREA - 1,060 mi² of which 650 mi² probably is noncontributing.
PERIOD OF RECORD - DAILY DISCHARGE--June 1968 to current year.
PERIOD OF RECORD.--DAILY GAGE HEIGHT--October 2000 to current year.
GAGE - Water-stage recorder. Datum of gage is 1458.9 ft above North American Vertical Datum of 1988 (NAVD88). National Geodetic Vertical Datum of 1929 (NGVD29) datum was converted to NAVD88 datum using the National Geodetic Surveys VDATUM transformation tool in November, 2017. Prior to October 1, 2017, datum was published as 1,457.60 ft above NGVD29, determined from USC & GS TT4T 1948, elevation 1507.301 ft above NGVD29
EXTREMES FOR PERIOD OF RECORD - Maximum peak flow, 8,140 ft³/s, April 11, 2011, peak stage, 17.54 ft, from floodmark.
PERIOD OF RECORD - Water year 1972 to 2012.