Elk City (Locations) 14%
. By this time, Union Army veterans from the Civil War had settled in the Elk River Valley. The project was authorized by the Flood Control Act 1941 and designed and built under the supervision of the Tulsa ... and designed and built under the supervision of the Tulsa District, Corps of Engineers, at a cost $19,000,000.00. Construction began in February 1962 and was completed for full flood control operation in March .... Continue to Elk City >>