| Moncouche Lake | |
| Pushpin Map: | Quebec |
| Pushpin Map Caption: | Location in Quebec |
| Location: | Lac-Moncouche (TNO), Lac-Saint-Jean-Est Regional County Municipality, Saguenay–Lac-Saint-Jean |
| Coords: | 47.9578°N -71.9572°W |
| Lake Type: | Natural |
| Inflow: | (clockwise from the mouth) Discharge of Lac Saint-Véran and discharge of lac Constantineau. |
| Outflow: | Moncouche River |
| Basin Countries: | Canada |
| Length: | 3.4km (02.1miles) |
| Width: | 1km (01miles) |
| Area: | NaNkm2 |
| Depth: | NaNm (-2,147,483,648feet) |
| Max-Depth: | NaNm (-2,147,483,648feet) |
| Elevation: | 399m (1,309feet) |
The Moncouche Lake is a freshwater body at the head of the Moncouche River, in the unorganized territory of Lac-Moncouche, in the Lac-Saint-Jean-Est Regional County Municipality, in the administrative region of Saguenay–Lac-Saint-Jean, in province of Quebec, in Canada. Moncouche Lake is located in the western part of the Laurentides Wildlife Reserve. Its location is almost at the limit of the administrative regions of Saguenay–Lac-Saint-Jean and Capitale-Nationale.
A forest road runs along the southeast shore of Moncouche Lake. Some secondary forest roads serve this area for forestry and recreational tourism activities.[1]
Forestry is the main economic activity in the sector; recreational tourism, second.
The surface of lake Moncouche is usually frozen from the beginning of December to the end of March, however the safe circulation on the ice is generally made from mid-December to mid-March.
The main hydrographic slopes near Lake Moncouche are:
Lac Moncouche comprises is connected (southwest side) to Saint-Véran Lake and is landlocked between the mountains. Lac Moncouche has a length of, a width of, an altitude of . The Moncouche River (coming from Saint-Véran Lake) crosses this lake for to the southwest. The mouth of the lake is located to the southwest and is located at:
From the mouth of Lake Moncouche, the current successively descends the Moncouche River over generally towards the south; the Métabetchouane River generally north on to the south shore of Lac Saint-Jean; the current crosses the latter on towards the northeast, then follows the course of the Saguenay River via la Petite Décharge on to Tadoussac where the current merges with the Estuary of Saint Lawrence.[2]
The toponym Lac Moncouche was formalized on December 5, 1968, by the Commission de toponymie du Québec.[3]