| West Branch Little Black River | |
| Name Other: | French: "Branche Ouest de la Petite rivière Noire" and named "Ruisseau à l'Eau Claire" (Clearwater brook) in Quebec |
| Subdivision Type1: | Countries |
| Subdivision Type2: | Province |
| Subdivision Name2: | Quebec |
| Subdivision Type3: | State |
| Subdivision Name3: | Maine |
| Source1 Location: | Saint-Athanase, Quebec, MRC de Témiscouata, Quebec, Canada, confluence of « Branche Ouest du Ruisseau à l'Eau Claire » (West Branch of Clearwater brook) and « Petit ruisseau à l'Eau Claire » (Little Clearwater brook) in Quebec |
| Source1 Coordinates: | 47.3403°N -69.4422°W |
| Mouth Location: | zone T18 R13 Wels, Aroostook County, North Maine Woods region, Maine |
| Mouth Coordinates: | 47.265°N -69.3508°W |
| Discharge1 Location: | Little Black River (Saint John River) |
| Tributaries Right: | Morrison brook |
The West Branch Little Black River (French: Ruisseau à l'Eau Claire) is a short river in Quebec and northern Maine.
The river runs east and southeast, roughly along the border between Témiscouata and Kamouraska RCM, to the Canada–United States border in Maine Township 19, Range 12, WELS.
The upper part of the "West Branch Little Black River" begins in Notre Dame Mountains at the confluence of the "Branche Ouest du Ruisseau à l'Eau Claire" (West Branch Clearwater Brook) and "Petit ruisseau à l'Eau Claire" (Little Clearwater brook), in the municipality of Saint-Athanase, Quebec, in Témiscouata Regional County Municipality (RCM), in Bas-Saint-Laurent administrative region, in Quebec.
This confluence of these two streams is located at:
Course of Ruisseau à l'Eau Claire (Clearwater brook) (segment of flowing in Quebec)
The segment of this river in Canadian territory is named "Ruisseau à l'Eau Claire" (Clearwater brook) and runs as follows:
Course of West Branch Little Black River(segment of from the Maine)
From the border between Quebec and Maine, the "West Branch Little Black River" flows as follows:
The "Branch West Little Black River" flows into a river bend on the West bank of the Little Black River (Saint John River) which flows Southeast up to the North shore of Saint John River.
The toponym "Ruisseau à l'Eau Claire" (English: Clearwater brook) was officialized on December 5, 1968, at Commission de toponymie du Québec (Québec Names Place Board).[2]
The toponym "West Branch Little Black River" was officialized on September 30, 1980, at Geographic Names Information System (GNIS) of United States.[3]