USGS Water-Year Summary 2022
03399800 OHIO RIVER AT SMITHLAND DAM, SMITHLAND, KY
- Lat 37°09'33", long 88°25'38" referenced to North American Datum of 1927, Pope County, IL, Hydrologic Unit 05140203,
at Smithland Dam, 1.1 miles upstream from Cumberland Island, 1.8 miles northwest of Smithland, and at mile 919.0. $word
IS FOR TAILWATER (PRIMARY) GAGE
DRAINAGE AREA - 144,000 mi².
- Discharge revised for 7/16/16 to 1/8/18.
PERIOD OF RECORD - October 1993 to current year.
GAGE - Water-stage recorders with telemetry. Datum of HEADWATER is 311.03 feet above NAVD of 1988 and 311.22 ft above NGVD of 1929. Datum of TAILWATER gage 0.8 miles downstream is 289.09 feet above NAVD of 1988 and 289.28 ft above NGVD of 1929.
COOPERATION - U.S. Army Corps of Engineers, Louisville District.