Weapons Production
8 sites
Hanford Site
The plutonium production complex on the Columbia river that fuelled the Fat Man bomb. Nine reactors and five reprocessing canyons ...
Windscale Piles
Two air cooled graphite plutonium production piles at Sellafield, rushed into service to build the British bomb. The October 1957 ...
Rocky Flats
The plant near Denver that machined plutonium pits for US warheads from 1952 to 1989, closed after FBI and EPA raids for environme...
Savannah River Site
Five heavy water reactors and separation canyons built in South Carolina to breed tritium and plutonium for the US arsenal. Produc...
Pantex
The plant near Amarillo in Texas that assembles and dismantles US nuclear warheads, the final assembly point of the arsenal since ...
Y-12 National Security Complex
Built at Oak Ridge, Tennessee for the Manhattan Project, its calutrons enriched the uranium used in the Little Boy bomb dropped on...
Yongbyon
The main nuclear research center of North Korea, north of Pyongyang. Its 5 MWe graphite moderated reactor and reprocessing plant p...
Los Alamos National Laboratory
Founded on a New Mexico mesa in 1943 as Project Y of the Manhattan Project under J. Robert Oppenheimer, where the first atomic bom...