Shady Lake Recreation Area is a campground and public recreation area in southwestern Ouachita National Forest, southwest of Mena, Arkansas and west of Glenwood, Arkansas. The area is oriented around Shady Lake, a body of water on the South Fork Saline River impounded by a dam built c. 1940 by the Civilian Conservation Corps (CCC). The area is administered by the United States Forest Service (USFS).