Lake Superior Basin

E194043

drainage basin geographical region watershed

The Lake Superior Basin is the vast watershed surrounding Lake Superior, encompassing its tributaries, shorelines, and adjacent landscapes in both Canada and the United States.

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All labels observed (7)

Label	Occurrences
Lake Superior basin	26
Lake Superior watershed	23
Lake Superior Basin canonical	2
Lake Superior coastal system	2
Great Lakes Basin	1
Great Lakes watershed	1
Lake Superior drainage basin	1

How this entity was disambiguated

This entity first appeared as the object of triple T1148321 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Lake Superior Basin
Context triple: [Pukaskwa National Park, locatedIn, Lake Superior Basin]

A. Lake Superior
Lake Superior is the largest and northernmost of North America's Great Lakes, renowned for its vast size, cold clear waters, and rugged surrounding shoreline.
B. Great Lakes
The Great Lakes are a chain of five vast freshwater lakes in North America that form the largest group of freshwater lakes on Earth by total area and are a critical hub for transportation, industry, and ecology.
C. Hudson Bay
Hudson Bay is a vast inland sea in northeastern Canada, known for its subarctic climate, extensive ice cover, and crucial role in regional ecosystems and Indigenous cultures.
D. Great Bear Lake
Great Bear Lake is the largest lake entirely within Canada and one of the world’s largest freshwater lakes, located in the remote northern region of the Northwest Territories.
E. Great Lake
The Great Lake is an expansive ornamental body of water forming a dramatic focal point within the landscaped grounds of Blenheim Palace in Oxfordshire, England.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Lake Superior Basin
Target entity description: The Lake Superior Basin is the vast watershed surrounding Lake Superior, encompassing its tributaries, shorelines, and adjacent landscapes in both Canada and the United States.

A. Lake Superior
Lake Superior is the largest and northernmost of North America's Great Lakes, renowned for its vast size, cold clear waters, and rugged surrounding shoreline.
B. Great Lakes
The Great Lakes are a chain of five vast freshwater lakes in North America that form the largest group of freshwater lakes on Earth by total area and are a critical hub for transportation, industry, and ecology.
C. Hudson Bay
Hudson Bay is a vast inland sea in northeastern Canada, known for its subarctic climate, extensive ice cover, and crucial role in regional ecosystems and Indigenous cultures.
D. Great Bear Lake
Great Bear Lake is the largest lake entirely within Canada and one of the world’s largest freshwater lakes, located in the remote northern region of the Northwest Territories.
E. Great Lake
The Great Lake is an expansive ornamental body of water forming a dramatic focal point within the landscaped grounds of Blenheim Palace in Oxfordshire, England.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	drainage basin ⓘ geographical region ⓘ watershed ⓘ
borderedBy	Lake Superior ⓘ
contains	Apostle Islands nearshore waters ⓘ Batchawana River NERFINISHED ⓘ Brule River (Lake Superior) ⓘ Duluth–Superior harbor area ⓘ linked to: Port of Duluth-Superior Isle Royale nearshore waters ⓘ Kaministiquia River NERFINISHED ⓘ Keweenaw Peninsula drainage ⓘ Michipicoten River NERFINISHED ⓘ Nipigon River ⓘ Ontonagon River ⓘ Pic River ⓘ Pigeon River ⓘ Sault Ste. Marie area drainage ⓘ St. Louis River ⓘ Tahquamenon River ⓘ Thunder Bay area ⓘ linked to: Thunder Bay White River (Ontario) ⓘ linked to: White River, Ontario
country	Canada ⓘ United States ⓘ linked to: United States of America
drainageOutlet	St. Marys River ⓘ
drainsInto	Lake Superior ⓘ
environmentalSignificance	important for migratory birds ⓘ significant freshwater fish habitat ⓘ supports diverse freshwater ecosystems ⓘ
hasCharacteristic	boreal forest ecosystems ⓘ cold climate ⓘ glacially carved landscapes ⓘ high water quality relative to other Great Lakes ⓘ rocky shorelines ⓘ
hasPart	Lake Superior ⓘ Lake Superior shoreline ⓘ Lake Superior tributaries ⓘ adjacent landscapes of Lake Superior ⓘ
hydrologicalSystem	Great Lakes–St. Lawrence River system ⓘ linked to: Great Lakes–St. Lawrence system
locatedIn	Canada ⓘ Michigan ⓘ Minnesota ⓘ North America ⓘ Ontario ⓘ United States ⓘ linked to: United States of America Wisconsin ⓘ
namedAfter	Lake Superior ⓘ
partOf	Great Lakes Basin ⓘ Lake Superior watershed ⓘ linked to: Lake Superior Basin Laurentian Great Lakes region ⓘ linked to: Great Lakes region

How these facts were elicited