Sachigo 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 Unorganized Kenora District in Northwestern

Northwestern Ontario

Northwestern Ontario is the region within the Canadian province of Ontario which lies north and west of Lake Superior, and west of Hudson Bay and James Bay. It includes most of subarctic Ontario. Its western boundary is the Canadian province of Manitoba, which disputed Ontario's claim to the...

 Ontario

Ontario

Ontario is a province of Canada, located in east-central Canada. It is Canada's most populous province and second largest in total area. It is home to the nation's most populous city, Toronto, and the nation's capital, Ottawa....

, 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...

. It is on the Sachigo River

Sachigo River

The Sachigo River is a river in the Hudson Bay drainage basin in Kenora District in Northwestern Ontario, Canada. It is a tributary of the Severn River.-Course:...

 and is part of the Hudson Bay

Hudson Bay

Hudson Bay , sometimes called Hudson's Bay, is a large body of saltwater in northeastern Canada. It drains a very large area, about , that includes parts of Ontario, Quebec, Saskatchewan, Alberta, most of Manitoba, southeastern Nunavut, as well as parts of North Dakota, South Dakota, Minnesota,...

 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...

.

The major inflow, from the southwest, and outflow is the Sachigo River, which flows via the Severn River to Hudson Bay. Another inflow is the Morrison River at the east.

The principal location of the Sachigo Lake First Nation

Sachigo Lake First Nation

Sachigo Lake First Nation is an Oji-Cree First Nation in Unorganized Kenora District in Northwestern Ontario, Canada. It is located on Sachigo Lake, part of the Sachigo River system and Hudson Bay drainage basin, approximately north of the town of Sioux Lookout...

is located on the northwest shore of the lake.