Oregon–Idaho border

E734605

interstate border political boundary

The Oregon–Idaho border is the interstate boundary in the northwestern United States that largely follows natural features such as the Snake River and includes the deep gorge of Hells Canyon.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (5)

Label	Occurrences
Idaho–Oregon border	5
Oregon–Idaho border canonical	4
Oregon border near Hells Canyon	2
Oregon–Idaho state line near Nyssa	1
Oregon–Idaho state line near Ontario	1

How this entity was disambiguated

This entity first appeared as the object of triple T8444762 — 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: Oregon–Idaho border
Context triple: [Hells Canyon, stateBorderSectionOf, Oregon–Idaho border]

A. Oregon–California border
The Oregon–California border is the state line separating Oregon and California in the western United States, running from the Pacific coast inland across diverse terrain including mountains, forests, and river valleys.
B. Nevada–Idaho border
The Nevada–Idaho border is the north–south state boundary in the western United States separating Nevada from Idaho, running largely through remote high desert and mountainous terrain.
C. Utah–Idaho border
The Utah–Idaho border is the state line in the western United States separating Utah and Idaho, running through a largely rural region of mountains, valleys, and agricultural land.
D. Idaho–Wyoming border
The Idaho–Wyoming border is the state line in the northwestern United States that separates Idaho from Wyoming, running largely through mountainous and rural terrain.
E. California–Nevada border
The California–Nevada border is the state line in the western United States that divides California from Nevada, running through diverse landscapes including the Sierra Nevada and the Lake Tahoe region.
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: Oregon–Idaho border
Target entity description: The Oregon–Idaho border is the interstate boundary in the northwestern United States that largely follows natural features such as the Snake River and includes the deep gorge of Hells Canyon.

A. Oregon–California border
The Oregon–California border is the state line separating Oregon and California in the western United States, running from the Pacific coast inland across diverse terrain including mountains, forests, and river valleys.
B. Nevada–Idaho border
The Nevada–Idaho border is the north–south state boundary in the western United States separating Nevada from Idaho, running largely through remote high desert and mountainous terrain.
C. Utah–Idaho border
The Utah–Idaho border is the state line in the western United States separating Utah and Idaho, running through a largely rural region of mountains, valleys, and agricultural land.
D. Idaho–Wyoming border
The Idaho–Wyoming border is the state line in the northwestern United States that separates Idaho from Wyoming, running largely through mountainous and rural terrain.
E. California–Nevada border
The California–Nevada border is the state line in the western United States that divides California from Nevada, running through diverse landscapes including the Sierra Nevada and the Lake Tahoe region.
F. None of above. chosen

Statements (34)

Predicate	Object
instanceOf	interstate border ⓘ political boundary ⓘ
adjacentTo	Snake River Plain ⓘ Wallowa Mountains ⓘ
containsGorge	Hells Canyon ⓘ
country	United States ⓘ linked to: United States of America
crossedBy	Interstate 84 ⓘ U.S. Route 20 ⓘ U.S. Route 26 NERFINISHED ⓘ U.S. Route 95 ⓘ railroad lines ⓘ
definedBy	natural features and survey lines ⓘ
followsRiver	Snake River ⓘ
hasCoordinateSystem	north–south and east–west survey lines ⓘ
hasHistoricalBasis	19th-century territorial agreements ⓘ
hasJurisdictionOnEast	State of Idaho ⓘ linked to: Idaho
hasJurisdictionOnWest	State of Oregon ⓘ linked to: Oregon
hasLegalStatus	state boundary recognized by U.S. federal law ⓘ
hasNotableCharacteristic	combines natural and surveyed straight-line segments ⓘ follows deep river gorge in Hells Canyon ⓘ
hasSectionType	land boundary ⓘ river boundary ⓘ
includesFeature	Hells Canyon ⓘ
locatedInRegion	Northwestern United States ⓘ Pacific Northwest ⓘ
nearProtectedArea	Hells Canyon National Recreation Area ⓘ linked to: Hells Canyon Hells Canyon National Recreation Area Wilderness ⓘ
partOf	borders of Idaho ⓘ borders of Oregon ⓘ
separatesState	Idaho ⓘ Oregon ⓘ
usedFor	jurisdictional delimitation ⓘ law enforcement jurisdiction ⓘ taxation boundaries ⓘ

How these facts were elicited