Priest Rapids Dam
E430176
Priest Rapids Dam is a hydroelectric dam on the Columbia River in Washington State that generates power and helps regulate river flow as part of the region’s larger hydropower system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Priest Rapids Dam canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3695867 — 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: Priest Rapids Dam Context triple: [Columbia River hydropower system, includesFacility, Priest Rapids Dam]
-
A.
Minidoka Dam
Minidoka Dam is an early 20th-century Bureau of Reclamation irrigation and hydroelectric dam on the Snake River in southern Idaho.
-
B.
McNary Dam
McNary Dam is a large hydroelectric dam and navigation lock complex on the Columbia River in the Pacific Northwest of the United States.
-
C.
O'Shaughnessy Dam
O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
-
D.
Wanapum Dam
Wanapum Dam is a hydroelectric dam on the Columbia River in Washington State that generates power, supports irrigation, and helps regulate river flow.
-
E.
McClure Dam
McClure Dam is a hydroelectric dam on the Dead River in Michigan, forming McClure Basin and providing power and water management for the surrounding 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: Priest Rapids Dam Target entity description: Priest Rapids Dam is a hydroelectric dam on the Columbia River in Washington State that generates power and helps regulate river flow as part of the region’s larger hydropower system.
-
A.
Minidoka Dam
Minidoka Dam is an early 20th-century Bureau of Reclamation irrigation and hydroelectric dam on the Snake River in southern Idaho.
-
B.
McNary Dam
McNary Dam is a large hydroelectric dam and navigation lock complex on the Columbia River in the Pacific Northwest of the United States.
-
C.
O'Shaughnessy Dam
O'Shaughnessy Dam is a concrete arch-gravity dam in Yosemite National Park that creates the Hetch Hetchy Reservoir, supplying water and hydroelectric power to the San Francisco Bay Area.
-
D.
Wanapum Dam
Wanapum Dam is a hydroelectric dam on the Columbia River in Washington State that generates power, supports irrigation, and helps regulate river flow.
-
E.
McClure Dam
McClure Dam is a hydroelectric dam on the Dead River in Michigan, forming McClure Basin and providing power and water management for the surrounding region.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
gravity dam
ⓘ
hydroelectric dam ⓘ |
| commissioned | 1961 ⓘ |
| constructionBegan | 1956 ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| county | Grant County, Washington NERFINISHED ⓘ |
| crosses | Columbia River NERFINISHED ⓘ |
| downstreamDam | Hanford Reach (undammed reach) NERFINISHED ⓘ |
| energySource | hydropower ⓘ |
| gridConnection | Pacific Northwest power grid NERFINISHED ⓘ |
| hasFishPassage | fish ladders ⓘ |
| hasFunction |
electricity generation
ⓘ
flow regulation ⓘ |
| hasInfrastructure |
fish ladders
ⓘ
powerhouse ⓘ spillway gates ⓘ |
| hasSpillway | yes ⓘ |
| isInWatershed | Columbia River watershed NERFINISHED ⓘ |
| isOnBorderOf |
Grant County, Washington
NERFINISHED
ⓘ
Yakima County, Washington NERFINISHED ⓘ |
| isPartOfCascade | Columbia River dams cascade ⓘ |
| isPublicUtilityProject | yes ⓘ |
| locatedIn |
United States of America
ⓘ
surface form:
United States
Washington ⓘ
surface form:
Washington State
|
| locatedOnRiver | Columbia River NERFINISHED ⓘ |
| namedAfter | Priest Rapids NERFINISHED ⓘ |
| nearSettlement |
Desert Aire, Washington
NERFINISHED
ⓘ
Mattawa, Washington NERFINISHED ⓘ |
| numberOfTurbines | 10 ⓘ |
| openingDate | 1961 ⓘ |
| operator | Grant County Public Utility District NERFINISHED ⓘ |
| ownedBy | Grant County Public Utility District NERFINISHED ⓘ |
| partOf |
Columbia River hydropower system
ⓘ
Federal Columbia River Power System NERFINISHED ⓘ |
| plantType | run-of-the-river ⓘ |
| purpose |
hydroelectric power generation
ⓘ
river flow regulation ⓘ |
| region | Pacific Northwest ⓘ |
| regulatesFlowFor | downstream Columbia River reaches ⓘ |
| reservoirName | Priest Rapids Lake NERFINISHED ⓘ |
| riverBasin | Columbia River Basin NERFINISHED ⓘ |
| state | Washington ⓘ |
| turbineType | Kaplan turbine NERFINISHED ⓘ |
| upstreamDam | Wanapum Dam NERFINISHED ⓘ |
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: Priest Rapids Dam Description of subject: Priest Rapids Dam is a hydroelectric dam on the Columbia River in Washington State that generates power and helps regulate river flow as part of the region’s larger hydropower system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.