Despreux River

The Despreux River is a tributary of the Harricana River, flowing into the municipalities of Eeyou Istchee Baie-James (municipality), in Jamésie, in the administrative region from Nord-du-Québec, in Quebec, in Canada.

The surface of the river is usually frozen from early November to mid-May, however, safe ice movement is generally from mid-November to the end of April.

Geography
The main hydrographic slopes near the Despreux River are:
 * North side: Breynat River, Harricana River, Joncas River;
 * East side: Harricana River, Joncas River;
 * South side: Turgeon River (Eeyou Istchee James Bay), Martigny River;
 * West side: Breynat River, Malouin River, Mannerelle River.

The Despreux River derives its source from a forest stream (elevation: 261 m), located in the municipality of Eeyou Istchee James Bay (municipality).

The source of the Despreux River located at:
 * 8.5 km West of the Harricana River;
 * 15.1 km East of the source of the Malouin River;
 * 30.5 km East of the Ontario border.

From the source, the Despreux River flows over 44.7 km according to the following segments:
 * 15.4 km north, to the dump (coming from the South-East) of Lake Despreux;
 * 24.9 km to the North, to a creek (coming from the South);
 * 4.4 km northeasterly to mouth.

The Despreux River flows on the west bank of the Harricana River across the Island of Seven Mile, to:
 * 88.6 km South-East of the mouth of the Harricana River;
 * 26.9 km East of the Ontario border;
 * 136 km North-West of downtown Matagami, Quebec.

Toponymy
The toponym "Despreux River" was formalized on December 5, 1968, at the Commission de toponymie du Québec, when it was founded.