Belleville Lock and Dam, Navigation lock and hydroelectric dam on Ohio River between Meigs County, Ohio and Wood County, West Virginia, United States.

Belleville Lock and Dam is the eighth lock and dam on the Ohio River, 204 miles downstream of Pittsburgh. It has two locks: a 1,200-foot by 110-foot chamber for commercial barge traffic and an auxiliary lock 600 feet long and 110 feet wide. The site lies in a valley in Meigs County, Ohio, across from Wood County, West Virginia.

Belleville Lock and Dam is the eighth lock and dam on the Ohio River, sited 204 miles downstream of Pittsburgh. The sources give no construction dates, so the 1962–1968 span in earlier texts is unsupported. The facility has two locks: a 1,200-foot by 110-foot chamber for commercial barge traffic and a 600-foot by 110-foot auxiliary lock. It lies in Meigs County, Ohio, across from Wood County, West Virginia.

The two locks at Belleville pass barges on the Ohio River, the eighth lock and dam downstream of Pittsburgh. The main chamber measures 1,200 by 110 feet; the auxiliary chamber is 600 by 110 feet. The site lies in Meigs County, Ohio, across from Wood County, West Virginia.

Visitors can observe the lock in operation from several viewpoints along the dam and watch how vessels navigate through the system. The best viewing spots are typically along the northern shore where you have clear sightlines.

The two locks sit 204 miles downstream of Pittsburgh, the eighth lock and dam in the Ohio River system. The main chamber measures 1,200 feet by 110 feet for commercial barge tows, while the auxiliary chamber is 600 feet by 110 feet. The site lies in a valley in Meigs County, Ohio, near Ravenswood, West Virginia.