B Reactor

E5892

B Reactor is the world’s first full-scale plutonium production reactor, built during the Manhattan Project at the Hanford Site in Washington State.

Aliases (1)
  • B Reactor National Historic Landmark ×1

Statements (49)
Predicate Object
instanceOf graphite-moderated reactor
historical industrial facility
nuclear reactor
plutonium production reactor
water-cooled reactor
architecturalStyle industrial
associatedWithEvent Manhattan Project
World War II
associatedWithProgram U.S. nuclear weapons program
builtBy DuPont
commissioningDate 1944-09-26
completionDate 1944
constructionStartDate 1943
controlMechanism control rods
coolant light water
country United States
designedFor plutonium production
designPowerOutput approximately 250 megawatts thermal
firstCriticalityDate 1944-09-26
fuelType natural uranium
hasHeritageDesignation Manhattan Project National Historical Park
historicalUse production of plutonium-239
listedIn National Register of Historic Places
locatedIn Benton County, Washington
Hanford Site
United States
Washington State
managedBy U.S. Department of Energy
moderator graphite
nationalHistoricLandmarkDesignationDate 2008
NRHPType National Historic Landmark
numberOfTubes 2004 process tubes
openToPublic yes
operatedBy DuPont
ownedBy United States government
partOf Hanford Engineer Works
Manhattan Project
Manhattan Project National Historical Park
producedPlutoniumFor Fat Man nuclear bomb
Trinity test device
World War II U.S. nuclear weapons program
reactorType graphite-moderated, water-cooled reactor
production reactor
recognizedAs National Historic Landmark
shutdownDate 1968-02-12
status decommissioned
museum
tourOperator U.S. Department of Energy
worldRanking first full-scale plutonium production reactor

Referenced by (7)

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