| Despreux | |
| Map: | Harricana map.png |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Quebec |
| Subdivision Type3: | Region |
| Subdivision Name3: | Nord-du-Québec |
| Length: | 44.7km (27.8miles)[1] |
| Source1 Location: | Eeyou Istchee Baie-James (municipality), Nord-du-Québec, Quebec |
| Source1 Coordinates: | 50.1756°N -79.0814°W |
| Source1 Elevation: | 261m (856feet) |
| Mouth: | Harricana River |
| Mouth Location: | Eeyou Istchee Baie-James (municipality), Nord-du-Québec, Quebec |
| Mouth Coordinates: | 50.515°N -79.1372°W |
| Mouth Elevation: | 97m (318feet) |
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.
The main hydrographic slopes near the Despreux River are:
The Despreux River derives its source from a forest stream (elevation:), located in the municipality of Eeyou Istchee James Bay (municipality).
The source of the Despreux River located at:
From the source, the Despreux River flows over according to the following segments:
The Despreux River flows on the west bank of the Harricana River across the Island of Seven Mile, to:
The toponym "Despreux River" was formalized on December 5, 1968, at the Commission de toponymie du Québec, when it was founded.[3]