Mattawa Bay is a freshwater body of the southwestern part of the Gouin Reservoir in the territory of the town of La Tuque, in the Mauricie administrative region, in the province of Quebec, in Canada.
This lake extends in the canton of Poisson and Evanturel. Following the completion of the Gouin Dam in 1948, Mattawa Bay is in its present form as part of the Gouin Reservoir.
Recreotourism activities are the main economic activity of the sector. Forestry comes second.
The surface of Mattawa Bay is usually frozen from mid-November to the end of April, but safe ice circulation is generally from early December to the end of March.
Geography
The main drainage slopes adjacent to Mattawa Bay are:
Mattawa Bay is separated from Saraana Bay (located to the east) by a peninsula advancing northward on 13.3 kilometres (8.3mi). This peninsula includes the "Mont de la Tête au Brochet" (English: Mount of the Pike Head) (elevation: 453 metres (1,486ft)) on the east bank of a strait connecting the northern part of Mattawa Bay with its southern part.
Mattawa Bay is separated from Adolphe-Poisson Bay (located to the west and northwest) by a peninsula advancing northward on 11.7 kilometres (7.3mi) and an island (length: 5.6 kilometres (3.5mi)). The latter island blocks the mouth of the Hanotaux Bay (south side of the mouth) and the mouth of Mattawa Bay (west side of the mouth). Another island (length: 2.2 kilometres (1.4mi)) straddles the eastern side of the mouth of Mattawa Bay.
With a length of 17.0 kilometres (10.6mi), Mattawa Bay has many islands. This bay is fed on the south side by the Flapjack River.
The mouth of Mattawa Bay is located at:
2.4 kilometres (1.5mi) east of the mouth of Saraana Bay;
2.0 kilometres (1.2mi) west of the mouth of the Hanotaux Bay;
33.4 kilometres (20.8mi) south-west of the village center of Obedjiwan, Quebec which is located on a peninsula on the north shore of Gouin Reservoir;
The mouth of Mattawa Bay converges to the northeast with a larger bay attached to Male Lake. From the mouth of Mattawa Bay, the current flows over 116.9 kilometres (72.6mi) to Gouin Dam, according to the following segments:
The Gouin Reservoir is a man-made lake, in La Tuque, in Mauricie, in the central portion of the Canadian province of Quebec, fully within the boundaries of the City of La Tuque. It is not one contiguous body of water, but the collective name for a series of connected lakes separated by innumerable bays, peninsulas, and islands with highly irregular shapes. It has therefore a relative long shoreline of over 5,600 km (3,500 mi) compared to its surface area of 1,570 km2 (610 sq mi). It is the source of the Saint-Maurice River.
The Lac Bureau is a vast freshwater body of the southwestern part of the Gouin Reservoir, in the territory of the town of La Tuque, in Haute-Mauricie, in the administrative region of Mauricie, in the province of Quebec, in Canada.
The Nemio River is a tributary of the south shore of the Gouin Reservoir, flowing in the town of La Tuque, in the administrative region of Mauricie, in Quebec, in Canada.
The Oskélanéo River is a tributary of the South Bay of Bureau Lake, flowing into the town of La Tuque, in the administrative region of Mauricie, in Quebec, in Canada.
Oskélanéo Lake is a freshwater body linked to the southwestern part of the Gouin Reservoir (via Bureau Lake, in the territory of the town of La Tuque, in the administrative region of Mauricie, in the province of Quebec, in Canada.
The Mistatikamekw River is a tributary of the Oskélanéo River which flows into the South Bay of Bureau Lake, flowing into the town of La Tuque, in the administrative region of Mauricie, in Quebec, in Canada.
The Flapjack River is a tributary of the Mattawa Bay of the Southwest of Gouin Reservoir, flowing into the town of La Tuque, into the administrative area of the Mauricie, in Quebec, in Canada.
Saraana Bay is a freshwater body of the southwestern part of Gouin Reservoir, in the territory of the town of La Tuque, in the administrative region of Mauricie, in the province of Quebec, in Canada.
The Tessier Lake is a freshwater body located on the south side of the southwestern part of the Gouin Reservoir, in the territory of the town of La Tuque, in the region of Mauricie, in the province of Quebec, in Canada.
The Faucher River is a tributary of Tessier Lake located on the southwestern side of the Gouin Reservoir. This river runs in the town of La Tuque, in the administrative region of Mauricie, in Quebec, in Canada.
Bignell Creek is a tributary of the Adolphe-Poisson Bay located on the southwestern side of the Gouin Reservoir. This stream runs entirely in forest zone in the town of La Tuque, in the administrative region of Mauricie, in Quebec, in Canada.
The Adolphe-Poisson Bay is a freshwater body located south of the southwestern part of the Gouin Reservoir, in the territory of the town of La Tuque, in the administrative region of Mauricie, in the province of Quebec, in Canada.
The Hanotaux Bay is a freshwater body located in the south-west part of Gouin Reservoir, in the territory of the town of La Tuque, in the administrative region of Mauricie, in the province of Quebec, in Canada.
Plamondon Bay is a body of freshwater located in the western part of Gouin Reservoir, in the territory of the town of La Tuque, in the administrative region of the Mauricie, in the province of Quebec, in Canada.
The Plamondon Creek is a tributary of the Plamondon Bay located in the western part of the Gouin Reservoir. This stream runs entirely in forest zone in the town of La Tuque, in the administrative region of Mauricie, in Quebec, in Canada.
The Male Lake is a freshwater body located in the western part of the Gouin Reservoir, in the territory of the town of La Tuque, in the administrative region of the Mauricie, in the province of Quebec, in Canada.
The Saveney Lake is a freshwater body attached to the Adolphe-Poisson Bay, located in the western part of the Gouin Reservoir, in the territory of the City of La Tuque, in the administrative region of Mauricie, in the province of Quebec, in Canada. This lake extends in the cantons of Hanotaux and Poisson.
Piciw Minikanan Bay is a body of freshwater located in the western part of Gouin Reservoir, in the territory of the town of La Tuque, in the administrative area of the Mauricie, in the province of Quebec, in Canada.
Du Poète Lake is a freshwater lake that has become the "Du Poète Reservoir", located west of the Gouin Reservoir, in the territory of the city of La Tuque, in the administrative region of Mauricie, in the province of Quebec, in Canada. This lake extends entirely in the canton of Poisson.
Provancher Creek is a tributary of the upper part of the Mégiscane River located to the west of Gouin Reservoir, flowing entirely into forest area in the town of La Tuque, in the administrative region of Mauricie, in Quebec, in Canada.
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