Caribou Mountain is a mountain

Mountain

Image:Himalaya_annotated.jpg|thumb|right|The Himalayan mountain range with Mount Everestrect 58 14 160 49 Chomo Lonzorect 200 28 335 52 Makalurect 378 24 566 45 Mount Everestrect 188 581 920 656 Tibetan Plateaurect 250 406 340 427 Rong River...

 on the Canada-United States border

Canada-United States border

The Canada–United States border, officially known as the International Boundary, is the longest border in the world. The terrestrial boundary is 8,891 kilometers long, including 2,475 kilometres shared with Alaska...

, that section of which follows the height of land

Water divide

A drainage divide, water divide, divide or watershed is the line separating neighbouring drainage basins...

 of the Saint Lawrence River

Saint Lawrence River

The Saint Lawrence is a large river flowing approximately from southwest to northeast in the middle latitudes of North America, connecting the Great Lakes with the Atlantic Ocean. It is the primary drainage conveyor of the Great Lakes Basin...

 watershed

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

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The peak is located about 0.5 mile (0.8 km) inside Franklin County

Franklin County, Maine

Franklin County is a county located in the U.S. state of Maine. As of 2010, the population was 30,768. Its county seat is Farmington.Franklin County was established on 9 May 1838.-Geography:...

, Maine

Maine

Maine is a state in the New England region of the northeastern United States, bordered by the Atlantic Ocean to the east and south, New Hampshire to the west, and the Canadian provinces of Quebec to the northwest and New Brunswick to the northeast. Maine is both the northernmost and easternmost...

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The southwest end of Caribou's summit ridge is in Le Granit Regional County Municipality

Le Granit Regional County Municipality, Quebec

-References:...

, Québec

Quebec

Quebec or is a province in east-central Canada. It is the only Canadian province with a predominantly French-speaking population and the only one whose sole official language is French at the provincial level....

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The northwest side of Caribou Mountain drains into the West Branch

West Branch Moose River (Maine)

The West Branch Moose River is a short tributary of the South Branch Moose River in Franklin County, Maine. Its source is on Caribou Mountain in Merrill Strip , about from the Canada – United States border, which runs along the height of land between the watersheds of the Kennebec River in Maine...

 of the Moose River, thence into the South Branch

South Branch Moose River (Maine)

The South Branch Moose River is a tributary of the Moose River in Franklin County, Maine. Its source on Caribou Mountain is about from the Canada – United States border, in Skinner . From there, the river winds generally north for to its confluence with the main stream of the Moose River in...

 of the Moose, the Moose River

Moose River (Maine)

The Moose River is an river in Maine. Its source is in Beattie , on the Canada – United States border, which runs along the height of land between the watersheds of the Kennebec River in Maine and the Chaudière River in Quebec...

, and the Kennebec River

Kennebec River

The Kennebec River is a river that is entirely within the U.S. state of Maine. It rises in Moosehead Lake in west-central Maine. The East and West Outlets join at Indian Pond and the river then flows southward...

, thence into the Gulf of Maine

Gulf of Maine

The Gulf of Maine is a large gulf of the Atlantic Ocean on the east coast of North America.It is delineated by Cape Cod at the eastern tip of Massachusetts in the southwest and Cape Sable at the southern tip of Nova Scotia in the northeast. It includes the entire coastlines of the U.S...

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The southeast side of Caribou Mtn. drains into Number Six Brook, thence into the South Branch of the Moose River.
The southwest end of Caribou Mtn. drains into Rivière aux Araignées in Saint-Augustin-de-Woburn, Quebec

Saint-Augustin-de-Woburn, Quebec

Saint-Augustin-de-Woburn, known locally as Woburn, is a parish in the Municipalité régionale de comté du Granit in Estrie, Quebec, Canada. Population is 701 as of 2006...

, thence into Lac aux Araignées, Lac Mégantic

Lake Mégantic

Lac Mégantic is a waterbody in Québec, located in the Appalachian Mountains near the U.S. border. It is a source of the Chaudière River which drains into the St Lawrence River at Québec City. The name Mégantic means 'where the fish gather' in the Abénaquis language...

, the Rivière Chaudière

Chaudière River

The Chaudière River is a long river with its source near the Town of Lac-Mégantic, in southeast Quebec, Canada. From its source Lake Megantic in the Chaudière-Appalaches region, it runs northwards to flow into the St. Lawrence River opposite Quebec City...

, the Saint Lawrence River

Saint Lawrence River

The Saint Lawrence is a large river flowing approximately from southwest to northeast in the middle latitudes of North America, connecting the Great Lakes with the Atlantic Ocean. It is the primary drainage conveyor of the Great Lakes Basin...

, and into the Gulf of Saint Lawrence

Gulf of Saint Lawrence

The Gulf of Saint Lawrence , the world's largest estuary, is the outlet of North America's Great Lakes via the Saint Lawrence River into the Atlantic Ocean...

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