Boundary Waters Treaty of 1909

E25315

bilateral treaty environmental agreement international treaty water treaty

The Boundary Waters Treaty of 1909 is a foundational agreement between the United States and Canada that established principles and mechanisms for preventing and resolving disputes over shared boundary waters.

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All labels observed (13)

Label	Occurrences
Boundary Waters Treaty of 1909 canonical	17
Article 3 of the Boundary Waters Treaty of 1909	1
Article I (Boundary Waters Treaty of 1909)	1
Article I of the Boundary Waters Treaty of 1909	1
Article II (Boundary Waters Treaty)	1
Article III (Boundary Waters Treaty of 1909)	1
Article IV (Boundary Waters Treaty)	1
Boundary Waters Treaty	1
Canada–United States Niagara River water diversion treaties	1
Canada–United States treaties	1
Treaty Between the United States and Great Britain Relating to Boundary Waters and Questions Arising Between the United States and Canada	1
Treaty Between the United States and Great Britain Relating to Boundary Waters, and Questions Arising Between the United States and Canada	1
Treaty between the United States and Great Britain relating to boundary waters and questions arising between the United States and Canada	1

How this entity was disambiguated

This entity first appeared as the object of triple T200105 — 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: Boundary Waters Treaty of 1909
Context triple: [Great Lakes Water Quality Agreement, relatedTo, Boundary Waters Treaty of 1909]

A. McMahon Act
The McMahon Act is a landmark 1946 U.S. law that established civilian control over nuclear energy and restricted the sharing of atomic information, laying the foundation for American nuclear policy during the early Cold War.
B. Ottawa Agreements
The Ottawa Agreements were a series of 1932 trade accords within the British Empire that established preferential tariffs to promote intra-imperial trade and protect member economies during the Great Depression.
C. Great Lakes Water Quality Agreement
The Great Lakes Water Quality Agreement is a binational accord between the United States and Canada that establishes shared commitments and coordinated actions to protect and restore the water quality and ecosystem health of the Great Lakes.
D. Great Lakes–St. Lawrence River Basin Water Resources Compact
The Great Lakes–St. Lawrence River Basin Water Resources Compact is a U.S. interstate agreement that regulates the use and management of Great Lakes water resources to prevent diversions and promote sustainable, cooperative stewardship among member states.
E. Canberra Agreement
The Canberra Agreement is the 1947 treaty that established the Pacific Community, a regional organization for cooperation and development among Pacific Island countries and territories.
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: Boundary Waters Treaty of 1909
Target entity description: The Boundary Waters Treaty of 1909 is a foundational agreement between the United States and Canada that established principles and mechanisms for preventing and resolving disputes over shared boundary waters.

A. McMahon Act
The McMahon Act is a landmark 1946 U.S. law that established civilian control over nuclear energy and restricted the sharing of atomic information, laying the foundation for American nuclear policy during the early Cold War.
B. Ottawa Agreements
The Ottawa Agreements were a series of 1932 trade accords within the British Empire that established preferential tariffs to promote intra-imperial trade and protect member economies during the Great Depression.
C. Great Lakes Water Quality Agreement
The Great Lakes Water Quality Agreement is a binational accord between the United States and Canada that establishes shared commitments and coordinated actions to protect and restore the water quality and ecosystem health of the Great Lakes.
D. Great Lakes–St. Lawrence River Basin Water Resources Compact
The Great Lakes–St. Lawrence River Basin Water Resources Compact is a U.S. interstate agreement that regulates the use and management of Great Lakes water resources to prevent diversions and promote sustainable, cooperative stewardship among member states.
E. Canberra Agreement
The Canberra Agreement is the 1947 treaty that established the Pacific Community, a regional organization for cooperation and development among Pacific Island countries and territories.
F. None of above. chosen

Statements (51)

Predicate	Object
instanceOf	bilateral treaty ⓘ environmental agreement ⓘ international treaty ⓘ water treaty ⓘ
appliesTo	Canada–United States border ⓘ surface form: United States–Canada border boundary waters between the United States and Canada ⓘ
cameIntoForce	1910-05-05 ⓘ
countrySignatory	Canada ⓘ United States of America ⓘ surface form: United States
creates	International Joint Commission ⓘ
dateSigned	1909-01-11 ⓘ
establishesBody	International Joint Commission ⓘ
establishesMechanism	approval process for projects affecting boundary waters ⓘ joint reference of disputes to the International Joint Commission ⓘ
geographicScope	Great Lakes region ⓘ surface form: Great Lakes basin St. Lawrence River system ⓘ other boundary waters along the United States–Canada border ⓘ
governs	apportionment of boundary waters between the United States and Canada ⓘ
hasArticle	Article I ⓘ Article II ⓘ Article III ⓘ Article IV ⓘ Article VII ⓘ
hasFormalName	Boundary Waters Treaty of 1909 self-linksurface differs ⓘ surface form: Treaty Between the United States and Great Britain Relating to Boundary Waters and Questions Arising Between the United States and Canada
hasShortName	Boundary Waters Treaty of 1909 self-linksurface differs ⓘ surface form: Boundary Waters Treaty
influenced	later United States–Canada environmental and water agreements ⓘ
isFoundationFor	International Joint Commission’s mandate ⓘ
language	English ⓘ
legalStatus	in force ⓘ
locationSigned	Washington, D.C. ⓘ
principle	equal and similar rights for use of boundary waters by both countries ⓘ no use of boundary waters shall cause injury to the other country ⓘ obligation to obtain approval for certain uses and diversions of boundary waters ⓘ
purpose	to prevent and resolve disputes over boundary waters between the United States and Canada ⓘ to provide principles for the use and management of shared boundary waters ⓘ
region	North America ⓘ
regulates	diversions of boundary waters ⓘ uses of boundary waters for irrigation ⓘ uses of boundary waters for navigation ⓘ uses of boundary waters for power generation ⓘ
relatedTo	Great Lakes Water Quality Agreement ⓘ United States–Canada environmental cooperation ⓘ
signatoryParty	Government of the Dominion of Canada ⓘ United States government ⓘ surface form: Government of the United States of America United Kingdom of Great Britain and Ireland ⓘ
subject	boundary waters ⓘ international rivers ⓘ transboundary water management ⓘ water rights ⓘ
yearCameIntoForce	1910 ⓘ
yearSigned	1909 ⓘ

How these facts were elicited

Referenced by (29)

Full triples — surface form annotated when it differs from this entity's canonical label.

Great Lakes Water Quality Agreement → relatedTo → Boundary Waters Treaty of 1909 ⓘ

Great Lakes–St. Lawrence River Basin Water Resources Compact → relatedTo → Boundary Waters Treaty of 1909 ⓘ

International Joint Commission → formedByTreaty → Boundary Waters Treaty of 1909 ⓘ

International Joint Commission → legalBasis → Boundary Waters Treaty of 1909 ⓘ

Boundary Waters Treaty of 1909 → hasShortName → Boundary Waters Treaty of 1909 self-linksurface differs ⓘ

this entity surface form: Boundary Waters Treaty

Boundary Waters Treaty of 1909 → hasFormalName → Boundary Waters Treaty of 1909 self-linksurface differs ⓘ

this entity surface form: Treaty Between the United States and Great Britain Relating to Boundary Waters and Questions Arising Between the United States and Canada

Canada–United States border region → environmentalCooperationFramework → Boundary Waters Treaty of 1909 ⓘ

Saint Lawrence River → governedByTreaty → Boundary Waters Treaty of 1909 ⓘ

Niagara River → governingTreaty → Boundary Waters Treaty of 1909 ⓘ

Sir Adam Beck Hydroelectric Generating Stations → subjectOf → Boundary Waters Treaty of 1909 ⓘ

this entity surface form: Canada–United States Niagara River water diversion treaties

Canada–United States border → governedBy → Boundary Waters Treaty of 1909 ⓘ

this entity surface form: Canada–United States treaties

IJC → legalBasis → Boundary Waters Treaty of 1909 ⓘ

subject surface form: International Joint Commission

Article I → partOf → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article I (Boundary Waters Treaty of 1909)

Article I → hasCitationForm → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article I (Boundary Waters Treaty of 1909)

this entity surface form: Article I of the Boundary Waters Treaty of 1909

Article III → partOf → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article III (Boundary Waters Treaty)

Article III → relatedTo → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article III (Boundary Waters Treaty)

this entity surface form: Article II (Boundary Waters Treaty)

Article III → relatedTo → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article III (Boundary Waters Treaty)

this entity surface form: Article IV (Boundary Waters Treaty)

Article III → alsoKnownAs → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article III (Boundary Waters Treaty)

this entity surface form: Article 3 of the Boundary Waters Treaty of 1909

United States–Canada environmental cooperation → basedOn → Boundary Waters Treaty of 1909 ⓘ

Article VII → partOf → Boundary Waters Treaty of 1909 ⓘ

Article VII → locatedInDocument → Boundary Waters Treaty of 1909 ⓘ

this entity surface form: Treaty between the United States and Great Britain relating to boundary waters and questions arising between the United States and Canada

Article II → partOf → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article II (Boundary Waters Treaty of 1909)

Article II → treatyName → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article II (Boundary Waters Treaty of 1909)

this entity surface form: Treaty Between the United States and Great Britain Relating to Boundary Waters, and Questions Arising Between the United States and Canada

Article II → relatedTo → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article II (Boundary Waters Treaty of 1909)

this entity surface form: Article I (Boundary Waters Treaty of 1909)

Article II → relatedTo → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article II (Boundary Waters Treaty of 1909)

this entity surface form: Article III (Boundary Waters Treaty of 1909)

Article IV → partOf → Boundary Waters Treaty of 1909 ⓘ

subject surface form: Article IV (Boundary Waters Treaty of 1909)

International Niagara Board of Control → follows → Boundary Waters Treaty of 1909 ⓘ

Upper Niagara Rapids → governedBy → Boundary Waters Treaty of 1909 ⓘ

Niagara River hydropower system → governedBy → Boundary Waters Treaty of 1909 ⓘ

All labels observed (13)

How this entity was disambiguated Show

Statements (51)

How these facts were elicited Show

Referenced by (29)

How this entity was disambiguated

How these facts were elicited