Lake Buchanan (Western Australia)
| Lake Buchanan | |
|---|---|
 Tracks of McKinlay and Party Across Australia 0176 | |
  Lake Buchanan | |
| Location | Gibson Desert, Western Australia |
| Coordinates | 25°33′35″S 123°2′51″E / 25.55972°S 123.04750°E |
| Primary inflows | Coomborn Creek |
| Surface area | 4,300 ha (11,000 acres) |
Lake Buchanan is a lake in the Gibson Desert of Western Australia, northeast of Lake Carnegie, just south of Oneahibunga / Lake Burnside. It covers an area of approximately 4,300 hectares (10,626 acres). It is fed by Coomborn Creek on its western side.