The Brown River is a tributary of the Depot River, flowing in Quebec, Canada, in the municipality of Saint-Adalbert, in L'Islet Regional County Municipality, in the administrative region of Chaudière-Appalaches, and in Aroostook County, Maine, United States, in Township T13 R16 Wels, in the North Maine Woods. Its course runs entirely through forested region in a plain in Quebec and in a valley south of the Canada-US border.
The upper hydrographic watershed of the Brown River is accessible in Quebec by the road of 5th range West, Route 204 West, Bélanger Road and 8th range West. The segment flowing in Maine is accessible by forest roads along the Depot River.
The source of the river Brown begins with a mountain stream in Saint-Adalbert, Quebec. This source is located at:
From its source, "Brown River" flows over as follows:
River Brown Headwaters (segment of flowing in Quebec)
Lower river courses Brown (segment de flowing in the Maine)
This confluence is located:
"The River Brown" pours on the west bank of the Depot River which flows North, South East and North again, up to the Big Black River (Saint John River), in Aroostook County. The latter flows Northeast zigzagging up to a river bend of Saint John River where it pours on the West bank. It flows to the East, then Southeast through all the New Brunswick and pours on the North bank of the Bay of Fundy which opens to the Southwest on the Atlantic Ocean.
The place name "rivière Brown" was formalized on December 5, 1968, at the Commission de toponymie du Québec (Quebec Places Names Board).[2]