| Otatso Lake | |
| Coords: | 48.8919°N -113.6767°W[1] |
| Type: | Natural |
| Outflow: | Otatso Creek |
| Basin Countries: | United States |
| Length: | 0.2miles |
| Width: | 0.2miles |
| Area: | 0.15miles |
| Elevation: | 6970feet |
| Pushpin Map: | Montana#USA |
| Pushpin Map Alt: | Location of Otatso Lake in Montana, USA. |
Otatso Lake is located in Glacier National Park, in the U. S. state of Montana. Otatso Lake is situated in a cirque below unnamed peaks in the northeastern section of Glacier National Park.[2]