Paducah Gaseous Diffusion Plant
E74044
The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Paducah Gaseous Diffusion Plant canonical | 3 |
| Paducah Gaseous Diffusion Plant (historical) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T590496 — 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.
Target entity: Paducah Gaseous Diffusion Plant Context triple: [Paducah, Kentucky, nearFacility, Paducah Gaseous Diffusion Plant]
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A.
Savannah River Site
Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
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B.
Y-12 National Security Complex
The Y-12 National Security Complex is a U.S. Department of Energy facility central to nuclear weapons production, uranium processing, and national security operations.
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C.
Oak Ridge Reservation
Oak Ridge Reservation is a large U.S. Department of Energy site in Oak Ridge, Tennessee, historically central to the Manhattan Project and now a major center for nuclear research, environmental management, and national security work.
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D.
Hanford Site, Washington
Hanford Site, Washington is a large decommissioned nuclear production complex along the Columbia River that was central to U.S. plutonium production during and after World War II and is now one of the nation’s most challenging environmental cleanup sites.
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E.
Hope Creek Nuclear Generating Station
Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Target entity: Paducah Gaseous Diffusion Plant Target entity description: The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
-
A.
Savannah River Site
Savannah River Site is a U.S. Department of Energy nuclear reservation in South Carolina historically used for producing materials for nuclear weapons and now focused on environmental cleanup and nuclear materials management.
-
B.
Y-12 National Security Complex
The Y-12 National Security Complex is a U.S. Department of Energy facility central to nuclear weapons production, uranium processing, and national security operations.
-
C.
Oak Ridge Reservation
Oak Ridge Reservation is a large U.S. Department of Energy site in Oak Ridge, Tennessee, historically central to the Manhattan Project and now a major center for nuclear research, environmental management, and national security work.
-
D.
Hanford Site, Washington
Hanford Site, Washington is a large decommissioned nuclear production complex along the Columbia River that was central to U.S. plutonium production during and after World War II and is now one of the nation’s most challenging environmental cleanup sites.
-
E.
Hope Creek Nuclear Generating Station
Hope Creek Nuclear Generating Station is a single-unit boiling water nuclear power plant located in Lower Alloways Creek Township, New Jersey, that generates electricity for the regional grid.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
industrial facility
ⓘ
uranium enrichment plant ⓘ |
| associatedWith |
Office of Environmental Management
ⓘ
surface form:
United States Department of Energy Environmental Management program
|
| cleanupProgram |
Superfund program
ⓘ
surface form:
Superfund
|
| commissioned | 1952 ⓘ |
| constructionStarted | 1951 ⓘ |
| contaminant |
technetium-99
ⓘ
trichloroethylene ⓘ uranium ⓘ |
| country |
United States of America
ⓘ
surface form:
United States
|
| decommissioningStatus | under decommissioning ⓘ |
| enrichmentMethod | gaseous diffusion cascade ⓘ |
| governedBy |
Atomic Energy Act of 1954
ⓘ
National Environmental Policy Act ⓘ |
| gridConnection | large industrial electricity consumer ⓘ |
| hasFacilityType | nuclear fuel cycle facility ⓘ |
| hasIssue | environmental contamination ⓘ |
| historicalRole |
major U.S. uranium enrichment facility during the Cold War
ⓘ
supplier of enriched uranium for U.S. defense programs ⓘ supplier of enriched uranium for commercial nuclear reactors ⓘ |
| listedAs | Superfund site ⓘ |
| locatedIn |
McCracken County, Kentucky
ⓘ
Western Kentucky ⓘ
surface form:
western Kentucky
|
| locatedNear |
Paducah, Kentucky, United States
ⓘ
surface form:
Paducah, Kentucky
|
| nearCity | Kevil, Kentucky ⓘ |
| nearWaterBody | Ohio River ⓘ |
| notableFor |
being one of the last operating gaseous diffusion plants in the world
ⓘ
role in U.S. nuclear weapons complex ⓘ |
| opened | 1952 ⓘ |
| operatedBy |
Lockheed Martin
ⓘ
Martin Marietta ⓘ Union Carbide Corporation ⓘ
surface form:
Union Carbide
United States Enrichment Corporation ⓘ |
| operatorType | federal government contractor ⓘ |
| ownedBy |
U.S. Department of Energy
ⓘ
surface form:
United States Department of Energy
|
| partOf | U.S. gaseous diffusion plant network ⓘ |
| primaryFunction | uranium enrichment ⓘ |
| processGas | uranium hexafluoride ⓘ |
| region |
Midwestern United States
ⓘ
surface form:
United States Midwest
|
| regulatoryAgency |
United States Environmental Protection Agency
ⓘ
U.S. Nuclear Regulatory Commission ⓘ
surface form:
United States Nuclear Regulatory Commission
|
| safetyProgram | radiation protection program ⓘ |
| sisterFacility |
Oak Ridge Gaseous Diffusion Plant
ⓘ
Portsmouth Gaseous Diffusion Plant (historical) ⓘ
surface form:
Portsmouth Gaseous Diffusion Plant
|
| siteArea | approximately 3,500 acres ⓘ |
| status | former enrichment plant ⓘ |
| technologyUsed | gaseous diffusion ⓘ |
| usedFor |
production of enriched uranium for nuclear power
ⓘ
production of enriched uranium for nuclear weapons programs ⓘ |
| workforceType | union and non-union industrial workers ⓘ |
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.
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.
Subject: Paducah Gaseous Diffusion Plant Description of subject: The Paducah Gaseous Diffusion Plant is a former U.S. Department of Energy uranium enrichment facility in western Kentucky that played a major role in producing enriched uranium for nuclear power and defense.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.