Rivière du Lac


The rivière du Lac is a tributary of the west bank of the Montmorency River. This watercourse flows on the north shore of the St. Lawrence River, in the city of Quebec, in the administrative region of Capitale-Nationale, in the province of Quebec, in Canada.
This valley is mainly served by the Lac-des-Roches road which passes on the north bank of this watercourse. Forestry is the main economic activity in this valley; second resort; agriculture, third.
The surface of the Lac river is generally frozen from the beginning of December until the end of March; however, safe circulation on the ice is generally done from mid-December to mid-March. The water level of the river varies with the seasons and the precipitation; the spring flood occurs in March or April.

Geography

The "rivière du Lac" rises at the confluence of two forest streams, ie:
Course of the Lac river
From its source, the Rivière du Lac descends in a valley between the mountains, first in forest territory, on, with a drop of, according to the following segments:
From the confluence of the Lac river, the current flows over generally towards the south by the course of the Montmorency River, up to the northwest bank of the St. Lawrence River.

Toponymy

The toponym "rivière du Lac" derives from the fact that this watercourse crosses the "Lac du Chemin de l'Aqueduc". A dam has been built at the mouth of this lake.
The toponym "Rivière du Lac" was formalized on December 5, 1968 at the Place Names Bank of the Commission de toponymie du Québec.