Lake Catherine Dam is a concrete gravity dam located on the Ouachita River in Arkansas. Completed in 1924, it was built to create Lake Catherine, a reservoir that provides water for various uses, including recreation and hydroelectric power generation. The dam stands approximately 50 feet tall and spans about 1,200 feet in length. It plays a crucial role in flood control and helps maintain water levels in the surrounding areas. The lake is popular for activities such as fishing, boating, and hiking, attracting visitors to the scenic beauty of the region.