Palisades Dam
E203688
Palisades Dam is a large earthfill dam in eastern Idaho that provides irrigation water storage, hydroelectric power, and flood control on the upper Snake River.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Palisades Dam canonical | 9 |
| Palisades Dam spillway | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1769886 — 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: Palisades Dam Context triple: [Snake River, hasDam, Palisades Dam]
-
A.
Kensico Dam
Kensico Dam is a massive early-20th-century masonry dam in Valhalla, New York, that forms the Kensico Reservoir and serves as a key component of New York City's water supply system.
-
B.
Old Croton Dam
Old Croton Dam was the original 19th-century masonry dam that formed part of New York City’s first major public water supply system before being superseded by the New Croton Dam.
-
C.
Holyoke Dam
Holyoke Dam is a historic hydroelectric dam on the Connecticut River in Holyoke, Massachusetts, known for powering the city’s early industrial development.
-
D.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
-
E.
Catskill Aqueduct
The Catskill Aqueduct is a major component of New York City's water supply system, transporting drinking water from the Catskill Mountains to the city and its reservoirs.
- 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: Palisades Dam Target entity description: Palisades Dam is a large earthfill dam in eastern Idaho that provides irrigation water storage, hydroelectric power, and flood control on the upper Snake River.
-
A.
Kensico Dam
Kensico Dam is a massive early-20th-century masonry dam in Valhalla, New York, that forms the Kensico Reservoir and serves as a key component of New York City's water supply system.
-
B.
Old Croton Dam
Old Croton Dam was the original 19th-century masonry dam that formed part of New York City’s first major public water supply system before being superseded by the New Croton Dam.
-
C.
Holyoke Dam
Holyoke Dam is a historic hydroelectric dam on the Connecticut River in Holyoke, Massachusetts, known for powering the city’s early industrial development.
-
D.
Croton Falls Dam
Croton Falls Dam is a masonry gravity dam in Westchester County, New York, that forms the Croton Falls Reservoir as part of New York City’s water supply system.
-
E.
Catskill Aqueduct
The Catskill Aqueduct is a major component of New York City's water supply system, transporting drinking water from the Catskill Mountains to the city and its reservoirs.
- F. None of above. chosen
Statements (42)
| Predicate | Object |
|---|---|
| instanceOf |
earthfill dam
ⓘ
embankment dam ⓘ |
| constructionBegan | 1951 ⓘ |
| constructionMaterial |
earth
ⓘ
rockfill ⓘ |
| country |
United States
ⓘ
linked to:
United States of America
|
| damType | zoned earthfill ⓘ |
| hasFunction |
recreation support on Palisades Reservoir
ⓘ
regulation of Snake River flows ⓘ support of downstream hydropower plants ⓘ |
| hasHydroelectricPlant | Palisades Powerplant ⓘ |
| height | about 270 feet ⓘ |
| installedCapacity | about 176 megawatts ⓘ |
| length | about 2,100 feet ⓘ |
| locatedIn |
Idaho
ⓘ
United States ⓘ
linked to:
United States of America
|
| locatedInCounty |
Bonneville County, Idaho
ⓘ
Caribou County, Idaho ⓘ |
| locatedInRegion | eastern Idaho ⓘ |
| locatedOnRiver | Snake River ⓘ |
| managesWaterFor |
irrigation projects in Idaho
ⓘ
irrigation projects in Wyoming ⓘ |
| managingAgency |
U.S. Department of the Interior
ⓘ
linked to:
United States Department of the Interior
|
| nearCity |
Idaho Falls, Idaho
ⓘ
linked to:
Idaho Falls
Irwin, Idaho ⓘ |
| numberOfTurbines | 4 ⓘ |
| openingYear | 1957 ⓘ |
| operator |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| owner |
United States Bureau of Reclamation
ⓘ
linked to:
Bureau of Reclamation
|
| partOf | Upper Snake River Project ⓘ |
| providesFloodControlFor |
upper Snake River
ⓘ
linked to:
Snake River
|
| purpose |
flood control
ⓘ
hydroelectric power generation ⓘ irrigation water storage ⓘ |
| region | Upper Snake River Valley ⓘ |
| reservoirCapacity | about 1,200,000 acre-feet ⓘ |
| reservoirName | Palisades Reservoir ⓘ |
| reservoirPurpose |
flood control
ⓘ
hydropower support ⓘ irrigation storage ⓘ |
| riverBasin |
Snake River Basin
ⓘ
linked to:
Columbia River Basin
|
| spillwayType | gated concrete overflow ⓘ |
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: Palisades Dam Description of subject: Palisades Dam is a large earthfill dam in eastern Idaho that provides irrigation water storage, hydroelectric power, and flood control on the upper Snake River.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.