Ohio River Navigational Dams

Mile Point
Name
Normal Pool
Elevation (ft)*
Year Placed
in Operation**
6.2
Emsworth
710.0
1921
13.2
Dashields
692.0
1929
31.7
Montgomery
682.0
1936
54.4
New Cumberland
664.5
1959
84.2
Pike Island
644.0
1963
126.4
Hannibal
623.0
1972
161.7
Willow Island
602.0
1972
203.9
Belleville
582.0
1965
237.5
Racine
560.0
1967
279.2
Robert C. Byrd
538.0
1937
341.0
Greenup
515.0
1962
436.2
Meldahl
485.0
1964
531.5
Markland
455.0
1963
606.8
McAlpine
420.0
1961
720.7
Cannelton
383.0
1972
776.1
Newburgh
358.0
1975
846.0
Uniontown
342.0
1975
918.5
Smithland
324.0
1980
938.9
Lock and Dam 52
302.0
1928
962.6
Lock and Dam 53
290.0
1929
964.6
Olmsted
290.0
2018

* Height of water surface above mean sea level (National Geodetic Vertical Data)
** Year placed in operation defined as when the pool was raised.
Information provided by the United States Corps of Engineers – Ohio River Division