Smithland Lock and Dam is the 18th lock and dam on the Ohio River, 919 miles down stream of Pittsburgh and 63 miles upstream from the confluence of the Mississippi with the Ohio. There are 2 locks for commercial barge traffic that are 1,200 feet long by 110 feet wide.^[1]

Quick Facts Location, Coordinates ...

Smithland Lock and Dam
Location	Kentucky/Illinois border
Coordinates	37.1664°N 88.4284°W / 37.1664; -88.4284
Construction began	1971
Opening date	1980
Operator(s)	United States Army Corps of Engineers Louisville District
Dam and spillways
Type of dam	Concrete fixed weir with 11 Tainter gates
Impounds	Ohio River
Length	2,951 feet
Reservoir
Normal elevation	324 feet above sealevel

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Smithland lock and dam was authorized in 1965 to replace lock and dam 50 and 51 on the Ohio River.

Wikimedia Commons has media related to Smithland Lock and Dam.

• List of locks and dams of the Ohio River
• List of locks and dams of the Upper Mississippi River