Ouachita River Lock and Dam No. 8

The Ouachita River Lock and Dam No. 8 are a historic lock and dam on the Ouachita River in Calhoun County, Arkansas. The area is managed by the county and the Arkansas Fish and Game Commission as a public recreation area. The facility offers a boat ramp and a few campsites.

The lock and dam were listed on the National Register of Historic Places in 1983.