# Mazarin River

The Mazarin River is a tributary of the Ashuapmushuan River, flowing into the unorganized territory of Lac-Ashuapmushuan, Quebec, into the Regional County Municipality (MRC) of Le Domaine-du-Roy, in the administrative region of Saguenay-Lac-Saint-Jean, in Quebec, in Canada.
The Mazarin river flows entirely in the canton of Théberge. Forestry is the main economic activity of this valley; recreational tourism activities, second.
The Forest Road R0203 (North-South direction) serves the valley of the Mazarin River, the Hilarion River, the Du Chef River and the Nestaocano River; this road starting south at the junction of route 167 which links Chibougamau to Saint-Félicien, Quebec.
The surface of the Mazarin River is usually frozen from early November to mid-May, however, safe ice circulation is generally from mid-November to mid-April.

## Geography

* north side: Du Chef River, Hilarion River, Dobleau River;
* east side: Du Chef River, Desautels Creek, Brule-Neige River;
* south side: Ashuapmushuan River, Ashuapmushuan Lake, Chigoubiche Lake, Desgly Lake;
* west side: La Loche River (Ashuapmushuan River), Chaudière River (Normandin River), Hilarion River.
The Mazarin River originates at the mouth of lake Mazarin (length: 2.8 kilometres (1.7 mi) altitude: 327 metres (1,073 ft)). The mouth of this head lake is located at:
* 6.9 kilometres (4.3 mi) West of the Du Chef River;
* 9.6 kilometres (6.0 mi) north of the mouth of the Mazarin River (confluence with the Ashuapmushuan River);
* 38.5 kilometres (23.9 mi) north-east of the mouth of the Normandin River (confluence with Ashuapmushuan Lake);
* 123.5 kilometres (76.7 mi) northwest of the mouth of the Ashuapmushuan River (confluence with lac Saint-Jean).
From the mouth of the Mazarin Lake, the course of the Mazarin River flows on 15.1 kilometres (9.4 mi) according to the following segments:
* 1.4 kilometres (0.87 mi) southerly collecting the Nivars Lake outlet to the north shore of the Flexieux Lake;
* 3.0 kilometres (1.9 mi) southerly, crossing the Flexieux Lake (elevation: 318 metres (1,043 ft)) along its full length to its mouth;
* 4.3 kilometres (2.7 mi) south, then south-west, to the outlet (from the north-east) of lakes Lama, Maubeuge and Quievermon;
* 1.6 kilometres (0.99 mi) southerly forming a hook to the east, to the outlet (coming from the south-east) of lakes Étel and Penol;
* 4.2 kilometres (2.6 mi) winding up to the bridge of a forest road;
* 0.6 kilometres (0.37 mi) south, forming a serpentine, to its mouth.
The confluence of the Mazarin River with the Normandin River is located at:
* 31.6 kilometres (19.6 mi) north-east of the mouth of the Normandin River (confluence with the Ashuapmushuan River;
* 27.7 kilometres (17.2 mi) of Chigoubiche Lake which is bypassed by the North on route 167 and the Canadian National Railway;
* 116.2 kilometres (72.2 mi) northwest of the mouth of the Ashuapmushuan River (confluence with lac Saint-Jean);
* 150.8 kilometres (93.7 mi) northwest of the mouth of lac Saint-Jean (confluence with the Saguenay River).

## Toponymy

The toponym "Rivière Mazarin" was officialized on December 5, 1968, at the Commission de toponymie du Québec, when it was created.