Caribou Lake is a lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

 in the Ottawa River

Ottawa River

The Ottawa River is a river in the Canadian provinces of Ontario and Quebec. For most of its length, it now defines the border between these two provinces.-Geography:...

 drainage basin

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...

 in Strathy Township

Strathy Township

Strathy Township is a square-shaped geographic township comprising a portion of the municipality of Temagami in Northeastern Ontario, Canada. It is used for geographic purposes, such as land surveying and natural resource explorations...

 of Temagami, Nipissing District in Northeastern Ontario

Northeastern Ontario

Northeastern Ontario is the region within the Canadian province of Ontario which lies north and east of Lakes Superior and Huron.Northeastern Ontario consists of the districts of Algoma, Sudbury, Cochrane, Timiskaming, Nipissing and Manitoulin; and the single-tier municipality of Greater...

, Canada

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

. The municipality centre of Temagami is located on the north-northwestern shore of the lake.

The primary outflow is an unnamed creek to Snake Island Lake

Snake Island Lake

Snake Island Lake is a lake in the Ottawa River drainage basin in Strathy Township, Municipality of Temagami, Nipissing District of Northeastern Ontario, Canada....

, which flows via Cassels Lake

Cassels Lake

Cassels Lake is a lake located within the Municipality of Temagami, in the Nipissing District, Ontario, Canada...

, Rabbit Lake

Rabbit Lake (Ontario)

Rabbit Lake is a lake in the Temagami region of Northeastern Ontario, Canada, and lies within the townships of Askin, Riddell, and Eldridge. The lake is the largest and southern most in a chain of lakes including Cassels Lake, Snake Island Lake, and Obashkong Lake...

, the Matabitchuan River

Matabitchuan River

The Matabitchuan River is a river in Nipissing and Timiskaming Districts, Ontario, Canada.-Hydrology:The river begins at Rabbit Lake in Nipissing District at an elevation of . It flows northeast over Rabbit Lake Dam and through Rabbit Chute to take in the left tributary Lorrain Creek...

 and Lake Timiskaming

Lake Timiskaming

Lake Timiskaming is a large freshwater lake on the provincial border between Ontario and Quebec, Canada. The lake, which forms part of the Ottawa River, is in length and covers an area of almost . Its water level ranges between and above sea-level, with a mean annual average of . The lake is...

 into the Ottawa River.

Caribou Mountain, a large forested hill with a 30.4 m (99.7 ft) fire tower on its summit, rises above Caribou Lake with a topographical prominence of 122 m (400.3 ft).