| Region | Facilities in Great Plains | Great Plains Home Page |
| State | Montana |
| County | Beaverhead |
| Project | East Bench Unit, Pick-Sloan Missouri Basin Program |
| Dam Type | Zoned earthfill |
| Reservoir | Clark Canyon |
| Watercourse | Beaverhead River |
| Location | Twenty miles southwest of Dillon, Montana at the head of Beaverhead River in southwestern Montana. |
| Original Construction | 1961-1964 |
| Modified Construction | 1984: Tile toe drains were replaced and new drain field was constructed. |
| National ID Number | MT00569 |
