Foss Reservoir, also known as Foss Lake, is in Custer County, Oklahoma on the Washita River, about 15 miles west of Clinton, Oklahoma. The reservoir was constructed during 1958–1961 by the U. S. Bureau of Reclamation. The project was known originally as the Washita Basin Project. The lake and dam were named for the community of Foss, Oklahoma, about 6 miles south of the site. The primary purposes are to regulate flow of the river and to provide water for the cities of Bessie, Clinton, Cordell and Hobart. It is western Oklahoma's largest lake and lies entirely within Foss State Park.
The reservoir has a surface area of 8,800 acres and a shoreline of 63 miles . The capacity of the reservoir is 436,812 acre feet . The reservoir serves a catchment area of 1,496 square miles . The reservoir has a mean depth of 23 feet and a maximum depth of 89 feet .
Source: Wikipedia.org
Copyright: Creative Commons 3.0
Select one of the most popular activities below or refine your search.
Discover the most beautiful and popular trails in the area, carefully bundled into appropriate selections.
Source: Ivan Troncoso
Copyright: Creative Commons CC BY-SA 3.0
Select one of the most popular categories below or be inspired by our selections.
Discover the most beautiful and popular attractions in the area, carefully bundled in appropriate selections.
Source: Ivan Troncoso
Copyright: Creative Commons CC BY-SA 3.0
With RouteYou, it's easy to create your own customised maps. Simply plot your route, add waypoints or nodes, add places of interest and places to eat and drink, and then easily share it with your family and friends.
Route planner

<iframe src="https://plugin.routeyou.com/poiviewer/free/?language=en&params.poi.id=7802868" width="100%" height="600" frameborder="0" allowfullscreen></iframe>
© 2006-2026 RouteYou - www.routeyou.com