USGS Water-Year Summary 2024

05056200 EDMORE COULEE NEAR EDMORE, ND

LOCATION - Lat 48°20'12", long 98°39'36" referenced to North American Datum of 1927, in sec.18, T.156 N., R.62 W., Ramsey County, ND, Hydrologic Unit 09020201, about 13 mi. upstream from Sweetwater Lake, 10 mi. west and 5 mi. south of Edmore.

DRAINAGE AREA - 382 mi² of which 100 mi² probably is noncontributing.

REVISIONS HISTORY - WSP 1728: Drainage area.

SURFACE-WATER RECORDS

PERIOD OF RECORD - DAILY DISCHARGE--April to June 1956, July 1957 to current year (seasonal records only 1982-93 and 1995 to current year).

PERIOD OF RECORD.--DAILY GAGE HEIGHT--March 2001 to current year (seasonal records only).

GAGE - Water-stage recorder. Datum of gage is 1401.25 ft above North American Vertical Datum 1988 (NAVD88) and 1,400.00 ft above National Geodetic Vertical Datum 1929 (NGVD29).

Previous locations and datums.

June 26, 1957, to September 30, 1985, water-stage recorder at same site at datum of 1,479.79 ft above NGVD29. 

April 1956 to June 26, 1957, non-recording gage at same site at datum of 1,479.79 ft above NGVD29.

REMARKS - Accuracy of records for water years prior to 2014 are noted in the individual Annual Data Reports for those water years. For water years 2014 onward, records fair except for the 2019, 2022, and 2023 water years, when records were good.  Estimated discharges are poor, unless otherwise noted.

EXTREMES FOR PERIOD OF RECORD - Maximum peak flow, 1,830 ft³/s, April 24, 1997, peak stage, 87.95 ft; maximum peak stage, 88.04 ft, April 22, 2023, backwater from ice.

WATER-QUALITY RECORDS

PERIOD OF RECORD - Water year 1972 to current year.