open access Review of Soils, Design and Field Observations, Enid Dam, Yocona River, Mississippi Description: Summary: Enid Dam, a unit in the flood-control plan for the Yazoo River, is a rolled-fill structure about 85 ft high and 8400 ft long, and contains about 5-3/4 million cu yd of fill. Date: October 1955 Creator: Waterways Experiment Station (U.S.)