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Great Loop Lock Reference

Smithland Locks and Dam

Reviewed planning reference for lock approach, communications, and float-plan preparation.

Ohio River / Cumberland River junction area

Smithland Locks and Dam

Smithland, KY

Latitude / Longitude37.138000
-88.400000
PhoneNot listed
VHF Channel13
Operating AuthorityNot listed
Last Reviewed2026-07-09

Lock Location

Zoomed-in location for this Great Loop lock reference.

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About This Lock

Segment: Ohio River / Cumberland River junction area. Route status: route-dependent. Approximate coordinate; included because Loopers may choose Cumberland/Barkley routing from the Ohio. Verify phone/VHF in current USACE notices. Source: https://catalog.data.gov/dataset/waterway-locks

Continue planning: Check Marine Weather, estimate your trip with the Boat Fuel Calculator, or review the Solo Boating Safety Guide.

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