Three Mile Island Nuclear Generating Station

E230650
electric power station nuclear power plant nuclear reactor unit

Three Mile Island Nuclear Generating Station is a former nuclear power plant in Pennsylvania best known as the site of the 1979 partial reactor meltdown, the most serious accident in U.S. commercial nuclear power history.

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All labels observed (9)

Label Occurrences
Three Mile Island Nuclear Generating Station canonical 4
Three Mile Island accident 3
Three Mile Island 2

Statements (49)

Predicate Object
instanceOf electric power station ⓘ
nuclear power plant ⓘ
nuclear reactor unit ⓘ
nuclear reactor unit ⓘ
accidentDate March 28, 1979 ⓘ
accidentSeverity most serious accident in U.S. commercial nuclear power history ⓘ
accidentType partial core meltdown ⓘ
commissioned 1974 ⓘ
December 1978 ⓘ
September 1974 ⓘ
constructionBegan 1968 ⓘ
coolantLossOccurred true ⓘ
coolingSource Susquehanna River ⓘ
country United States of America ⓘ
decommissioningStatus in decommissioning ⓘ
directRadiationDeaths 0 ⓘ
fuelType enriched uranium dioxide ⓘ
gridConnection PJM Interconnection ⓘ
hasCoolingTowers true ⓘ
hasReactorUnit Three Mile Island Nuclear Generating Station self-linksurface differs ⓘ
surface form: Three Mile Island Unit 1

Three Mile Island Nuclear Generating Station self-linksurface differs ⓘ
surface form: Three Mile Island Unit 2
INESRating Level 5 ⓘ
ledToCreationOf U.S. Institute of Nuclear Power Operations ⓘ
ledToPolicyImpact increased public opposition to nuclear power in the United States ⓘ
ledToRegulatoryChangeBy U.S. Nuclear Regulatory Commission ⓘ
locatedIn Londonderry Township, Dauphin County, Pennsylvania ⓘ
locatedInWaterBody Susquehanna River ⓘ
locatedOn Three Mile Island Nuclear Generating Station self-linksurface differs ⓘ
surface form: Three Mile Island
namedAfter Three Mile Island ⓘ
nearestCity Harrisburg, Pennsylvania ⓘ
netElectricalCapacity_MWe ~819 ⓘ
~906 ⓘ
notableEvent 1979 partial meltdown of Unit 2 ⓘ
operatedBy Exelon ⓘ
surface form: Exelon Generation Company
ownedBy Exelon ⓘ
surface form: Exelon Corporation
partialMeltdownOccurred March 28, 1979 ⓘ
partOfIndustry U.S. commercial nuclear power industry ⓘ
permanentlyShutDown 1979 ⓘ
September 20, 2019 ⓘ
previousOperator GPU Nuclear ⓘ
Metropolitan Edison Company ⓘ
primaryCauseOfAccident equipment failures and operator errors ⓘ
radioactiveReleaseToEnvironment limited ⓘ
reactorSupplier Babcock & Wilcox ⓘ
reactorType pressurized water reactor ⓘ
pressurized water reactor ⓘ
pressurized water reactor ⓘ
reasonForShutdown economic reasons ⓘ
state Pennsylvania ⓘ

Referenced by (15)

Full triples — surface form annotated when it differs from this entity's canonical label.

Susquehanna River → associatedWith → Three Mile Island Nuclear Generating Station ⓘ
global anti-nuclear movement → reactedTo → Three Mile Island Nuclear Generating Station ⓘ
this entity surface form: Three Mile Island accident
Dauphin County, Pennsylvania → contains → Three Mile Island Nuclear Generating Station ⓘ
Carter administration → notableEvent → Three Mile Island Nuclear Generating Station ⓘ
this entity surface form: Three Mile Island accident response
20th century → hasMajorEvent → Three Mile Island Nuclear Generating Station ⓘ
this entity surface form: Three Mile Island accident
Three Mile Island Nuclear Generating Station → locatedOn → Three Mile Island Nuclear Generating Station self-linksurface differs ⓘ
this entity surface form: Three Mile Island
Three Mile Island Nuclear Generating Station → hasReactorUnit → Three Mile Island Nuclear Generating Station self-linksurface differs ⓘ
this entity surface form: Three Mile Island Unit 1
Three Mile Island Nuclear Generating Station → hasReactorUnit → Three Mile Island Nuclear Generating Station self-linksurface differs ⓘ
this entity surface form: Three Mile Island Unit 2
Musicians United for Safe Energy → influencedBy → Three Mile Island Nuclear Generating Station ⓘ
this entity surface form: Three Mile Island accident
Middletown, Pennsylvania, United States → proximityTo → Three Mile Island Nuclear Generating Station ⓘ
subject surface form: Middletown, Pennsylvania
Middletown, Pennsylvania, United States → near → Three Mile Island Nuclear Generating Station ⓘ
subject surface form: Middletown, Pennsylvania
this entity surface form: Three Mile Island
Middletown, Pennsylvania, United States → hasNearbyFacility → Three Mile Island Nuclear Generating Station ⓘ
subject surface form: Middletown, Pennsylvania
Middletown, Pennsylvania, United States → hasNearbyEventSite → Three Mile Island Nuclear Generating Station ⓘ
subject surface form: Middletown, Pennsylvania
this entity surface form: Three Mile Island accident site
Combustion Engineering PWR → usedInPlant → Three Mile Island Nuclear Generating Station ⓘ
this entity surface form: Three Mile Island Nuclear Generating Station Unit 1
Combustion Engineering PWR → usedInPlant → Three Mile Island Nuclear Generating Station ⓘ
this entity surface form: Three Mile Island Nuclear Generating Station Unit 2