Langdon Lake
| Langdon Lake | |
|---|---|
Langdon Lake with part of Tollgate on the far bank. | |
| Location | Umatilla National Forest, Umatilla County, Oregon, US |
| Coordinates | 45°46′41″N 118°05′10″W / 45.77819°N 118.08606°W |
| Type | Reservoir |
| Primary inflows | Morning Creek |
| Primary outflows | Lookingglass Creek |
| Basin countries | United States |
| Surface elevation | 4,902 ft (1,494 m) |
| Settlements | Tollgate |
Langdon Lake is reservoir located in the Umatilla National Forest of Northeastern Oregon, United States. It is an impoundment of Morning Creek, and the source of Lookingglass Creek, a tributary of the Grande Ronde River.
Surrounding the lake is the small community of Tollgate. The lake is privately owned but a campground is nearby.