The Pensacola Dam is located in Langely, Oklahoma and provides flood control for the Grand River. For over seventy years, the dam has provided renewed power for the Grand River Dam Authority giving service to approximately twenty-four counties.
The dam is a true wonder and holds great history for the Grand Lake Ok area. It contains the longest multi-arch provision in the world with fifty-one arches and 21 spillways. This location is also listed on the National Register of Historical Places.
Tours are provided along with history from Memorial Day through Labor Day of each year. For more information on this Grand Lake Ok wonder, please call 918-782-4726.