Green Mountain Powerplant
E530099
Green Mountain Powerplant is a hydroelectric generating facility in Colorado that produces power as part of the Colorado-Big Thompson water storage and delivery system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Green Mountain Powerplant canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5525194 — 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: Green Mountain Powerplant Context triple: [Colorado-Big Thompson Project, hasHydropowerPlant, Green Mountain Powerplant]
-
A.
Salem Harbor Power Station
Salem Harbor Power Station is a former coal- and oil-fired power plant in Salem, Massachusetts, that was a prominent industrial feature of the city’s waterfront before its decommissioning and redevelopment.
-
B.
Lewiston Pump-Generating Plant
The Lewiston Pump-Generating Plant is a hydroelectric pumped-storage facility near Niagara Falls that works in tandem with the Robert Moses Niagara Power Plant to balance electricity supply and demand.
-
C.
Vermont Yankee Nuclear Power Corporation
Vermont Yankee Nuclear Power Corporation was the owner and operator of the Vermont Yankee nuclear power plant and a key party in the landmark U.S. Supreme Court case Vermont Yankee Nuclear Power Corp. v. NRDC, which shaped administrative law and regulatory procedure.
-
D.
Alexander Generating Station
Alexander Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
-
E.
Glenwood Power Station
Glenwood Power Station is an early 20th-century, now-abandoned industrial power plant on the Hudson River in Yonkers, New York, noted for its grand Beaux-Arts architecture and historic significance.
- 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: Green Mountain Powerplant Target entity description: Green Mountain Powerplant is a hydroelectric generating facility in Colorado that produces power as part of the Colorado-Big Thompson water storage and delivery system.
-
A.
Salem Harbor Power Station
Salem Harbor Power Station is a former coal- and oil-fired power plant in Salem, Massachusetts, that was a prominent industrial feature of the city’s waterfront before its decommissioning and redevelopment.
-
B.
Lewiston Pump-Generating Plant
The Lewiston Pump-Generating Plant is a hydroelectric pumped-storage facility near Niagara Falls that works in tandem with the Robert Moses Niagara Power Plant to balance electricity supply and demand.
-
C.
Vermont Yankee Nuclear Power Corporation
Vermont Yankee Nuclear Power Corporation was the owner and operator of the Vermont Yankee nuclear power plant and a key party in the landmark U.S. Supreme Court case Vermont Yankee Nuclear Power Corp. v. NRDC, which shaped administrative law and regulatory procedure.
-
D.
Alexander Generating Station
Alexander Generating Station is a hydroelectric power facility located on the Nipigon River in Ontario, Canada, that generates electricity from the river’s flow.
-
E.
Glenwood Power Station
Glenwood Power Station is an early 20th-century, now-abandoned industrial power plant on the Hudson River in Yonkers, New York, noted for its grand Beaux-Arts architecture and historic significance.
- F. None of above. chosen
Statements (34)
| Predicate | Object |
|---|---|
| instanceOf |
hydroelectric power plant
ⓘ
power generation facility ⓘ |
| associatedWithDam | Green Mountain Dam ⓘ |
| associatedWithReservoir | Green Mountain Reservoir ⓘ |
| beneficiary |
Colorado water users
ⓘ
electric power consumers in Colorado ⓘ irrigation districts in Colorado ⓘ municipal water providers in Colorado ⓘ |
| commissionedBy |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| connectedTo | Green Mountain Dam outlet works ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| energySource | hydropower ⓘ |
| fuelType | water ⓘ |
| gridConnection | regional electric power grid in Colorado ⓘ |
| hasInfrastructureType | run-of-reservoir hydroelectric facility ⓘ |
| hasTurbineType | Francis turbine ⓘ |
| isComponentOf |
Colorado-Big Thompson power system
ⓘ
linked to:
Colorado-Big Thompson Project
|
| locatedIn |
Colorado
ⓘ
Summit County, Colorado ⓘ |
| locatedOnRiverBasin | Colorado River Basin ⓘ |
| operator |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| ownedBy |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| partOf |
Colorado-Big Thompson Project
ⓘ
Colorado-Big Thompson water storage and delivery system ⓘ
linked to:
Colorado-Big Thompson Project
|
| projectDeveloper |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| purpose |
hydroelectric power generation
ⓘ
support of Colorado-Big Thompson water diversion ⓘ support of irrigation water deliveries ⓘ support of municipal and industrial water supply ⓘ |
| regionServed |
Northern Colorado
ⓘ
Western Colorado ⓘ |
| regulatoryJurisdiction | federal jurisdiction of the United States ⓘ |
| usesWaterSource | Colorado River ⓘ |
| waterManagementRole | integral to Colorado-Big Thompson storage and delivery operations ⓘ |
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: Green Mountain Powerplant Description of subject: Green Mountain Powerplant is a hydroelectric generating facility in Colorado that produces power as part of the Colorado-Big Thompson water storage and delivery system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.