| Lake Lyster | |
| Other Name: | Lac Lyster |
| Location: | Coaticook, Coaticook Regional County Municipality, Quebec, Canada |
| Coords: | 45.026°N -71.91°W |
| Inflow: | (clockwise from the mouth) Discharge of Petit lac Baldwin and four streams |
| Outflow: | Niger River |
| Catchment: | NaN0NaN0 |
| Basin Countries: | Canada |
| Length: | 2.40NaN0 |
| Width: | 10NaN0 |
| Area: | NaNsqmi |
| Depth: | NaNm (-2,147,483,648feet) |
| Max-Depth: | 42.8m (140.4feet) |
| Elevation: | 461m (1,512feet) |
| Pushpin Map: |
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| Pushpin Map Alt: | Location of Lake Lyster in Quebec, Canada. |
Lac Lyster is a lake located in the municipality of Coaticook (Baldwin Mills), in the Coaticook Regional County Municipality (MRC), in the administrative region of Estrie, in Québec, in Canada.[1]
The lake is located to the south of the territory of the city of Coaticook, very close to the American border. The hamlet of Baldwin Mill is located on the north shore, Mount Pinacle to the east, and Mount Barnston to the west.