Snake River hydropower system
E749272
The Snake River hydropower system is a network of dams and related infrastructure along the Snake River that generates hydroelectric power, supports irrigation, and influences regional water management and ecosystems in the Pacific Northwest.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Snake River dams | 4 |
| Snake River hydropower system canonical | 2 |
| Snake River hydroelectric system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8664135 — 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: Snake River hydropower system Context triple: [American Falls Dam, isPartOf, Snake River hydropower system]
-
A.
Columbia River hydropower system
The Columbia River hydropower system is an extensive network of dams and generating facilities that provides a major share of the Pacific Northwest’s electricity while also supporting irrigation, navigation, and flood control.
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B.
Columbia–Snake River lock system
The Columbia–Snake River lock system is a series of navigation locks and dams on the Columbia and Snake Rivers that enables barge traffic deep into the interior Pacific Northwest, supporting regional commerce, irrigation, and hydropower generation.
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C.
Deschutes Project
The Deschutes Project is a U.S. Bureau of Reclamation irrigation and water management development in central Oregon that supplies water for agriculture, municipalities, and wildlife habitat along the Deschutes River basin.
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D.
Cushman Hydroelectric Project
The Cushman Hydroelectric Project is a hydroelectric power generation system in Washington State that uses Lake Cushman and associated dams and facilities to produce electricity.
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E.
Hetch Hetchy Power System
The Hetch Hetchy Power System is a municipal hydroelectric power network that generates and delivers clean electricity to San Francisco and surrounding public facilities.
- 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: Snake River hydropower system Target entity description: The Snake River hydropower system is a network of dams and related infrastructure along the Snake River that generates hydroelectric power, supports irrigation, and influences regional water management and ecosystems in the Pacific Northwest.
-
A.
Columbia River hydropower system
The Columbia River hydropower system is an extensive network of dams and generating facilities that provides a major share of the Pacific Northwest’s electricity while also supporting irrigation, navigation, and flood control.
-
B.
Columbia–Snake River lock system
The Columbia–Snake River lock system is a series of navigation locks and dams on the Columbia and Snake Rivers that enables barge traffic deep into the interior Pacific Northwest, supporting regional commerce, irrigation, and hydropower generation.
-
C.
Deschutes Project
The Deschutes Project is a U.S. Bureau of Reclamation irrigation and water management development in central Oregon that supplies water for agriculture, municipalities, and wildlife habitat along the Deschutes River basin.
-
D.
Cushman Hydroelectric Project
The Cushman Hydroelectric Project is a hydroelectric power generation system in Washington State that uses Lake Cushman and associated dams and facilities to produce electricity.
-
E.
Hetch Hetchy Power System
The Hetch Hetchy Power System is a municipal hydroelectric power network that generates and delivers clean electricity to San Francisco and surrounding public facilities.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
hydropower system
ⓘ
water resources infrastructure network ⓘ |
| affects |
Columbia River hydropower system
ⓘ
anadromous fish populations ⓘ regional water management in the Pacific Northwest ⓘ salmon migration ⓘ steelhead migration ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| energySource |
hydropower
ⓘ
renewable energy ⓘ |
| hasImpactOn |
aquatic ecosystems of the Snake River
ⓘ
riparian habitats along the Snake River ⓘ |
| hasPart |
American Falls Dam
NERFINISHED
ⓘ
Bliss Dam NERFINISHED ⓘ Brownlee Dam NERFINISHED ⓘ C.J. Strike Dam NERFINISHED ⓘ Gem State Dam NERFINISHED ⓘ Hagerman Dam NERFINISHED ⓘ Hells Canyon Dam NERFINISHED ⓘ Ice Harbor Dam NERFINISHED ⓘ Little Goose Dam NERFINISHED ⓘ Lower Granite Dam NERFINISHED ⓘ Lower Monumental Dam NERFINISHED ⓘ Lower Salmon Falls Dam NERFINISHED ⓘ Milner Dam NERFINISHED ⓘ Minidoka Dam NERFINISHED ⓘ Niagara Springs power plant NERFINISHED ⓘ Other small hydroelectric facilities on the Snake River ⓘ Oxbow Dam NERFINISHED ⓘ Palisades Dam NERFINISHED ⓘ Shoshone Falls Dam NERFINISHED ⓘ Swan Falls Dam NERFINISHED ⓘ Thousand Springs Dam NERFINISHED ⓘ Twin Falls Dam NERFINISHED ⓘ Upper Salmon Falls Dam NERFINISHED ⓘ |
| locatedIn |
Pacific Northwest
ⓘ
Snake River basin NERFINISHED ⓘ United States of America ⓘ
surface form:
United States
|
| operator |
Idaho Power Company
NERFINISHED
ⓘ
U.S. Army Corps of Engineers NERFINISHED ⓘ U.S. Bureau of Reclamation NERFINISHED ⓘ |
| partOf | Columbia River Basin hydropower network NERFINISHED ⓘ |
| primaryFunction | hydroelectric power generation ⓘ |
| river | Snake River NERFINISHED ⓘ |
| subjectOf |
proposals to remove four Lower Snake River dams
ⓘ
regional environmental policy debates ⓘ |
| usesFor |
flood control
ⓘ
irrigation water supply ⓘ navigation support ⓘ recreation ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Snake River hydropower system Description of subject: The Snake River hydropower system is a network of dams and related infrastructure along the Snake River that generates hydroelectric power, supports irrigation, and influences regional water management and ecosystems in the Pacific Northwest.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Snake River dams
this entity surface form:
Snake River dams
this entity surface form:
Snake River hydroelectric system
this entity surface form:
Snake River dams
this entity surface form:
Snake River dams