Ootsa Lake
| Coordinates | 53°48′38″N 126°3′6″W |
| Country | British Columbia |
| District | Tsetl′adak T′en IAD |
| Population | 88 |
| Postal code area | BY |
| Postal code district | BY33 |
Ootsa Lake is an unincorporated Post Office settlement in northwestern British Columbia, within the Tsetl′adak T′en Indigenous Administrative District.
It is located about 31 miles southwest of Burns Lake as the crow flies.
Commerce
Transportation
Road
The settlement is located on the Cheslatta Highway (BC Highway 35), and is the western terminus of Ootsa-Nadina Road to Nadina River, Noralee.