| Colombe River | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Quebec |
| Subdivision Type3: | Region |
| Subdivision Name3: | Estrie |
| Subdivision Type4: | MRC |
| Subdivision Name4: | Le Haut-Saint-François Regional County Municipality |
| Subdivision Type5: | Municipality |
| Subdivision Name5: | Saints-Martyrs-Canadiens and Weedon |
| Length Km: | 13.8 |
| Source1: | Marsh area |
| Source1 Location: | Saints-Martyrs-Canadiens |
| Source1 Coordinates: | 45.8633°N -71.5285°W |
| Source1 Elevation: | 367m (1,204feet) |
| Mouth: | Lake Louise (Estrie), Saint-François River |
| Mouth Location: | Beaulac-Garthby |
| Mouth Coordinates: | 45.8256°N 71.3953°W |
| Mouth Elevation: | 248m (814feet) |
| Progression: | Saint-François River, St. Lawrence River |
| Tributaries Right: | (upward) Coulombe North River |
The Coulombe River is a tributary of lake Aylmer which is crossed by the Saint-François River which constitutes a tributary of the south shore of St. Lawrence River.
The course of the Coulombe River flows on the South Shore of the St. Lawrence River, in Quebec, Canada. It crosses the territory of the municipalities of:
The main neighboring watersheds of the Coulombe River are:
The Coulombe River has its source in a marsh area west of Mont Louise, south of the village center Saints-Martyrs-Canadiens, east of an abandoned quarry and south of Sunday Lake.
From this marsh area, the course of the Coulombe River flows over divided into the following segments:
The Coulombe River empties on the west shore of Ward Bay of lake Aylmer. The mouth is located (in a direct line) southwest of the intersection of route 161 and route 112 from the village of Beaulac-Garthby.
The resort is particularly developed around Ward Bay.
The toponym Rivière Coulombe was officially registered on December 5, 1968, at the Commission de toponymie du Québec.[2]