Environment + Place
A nuclear power plant in Puerto Rico?
BONUS in Rincón was an experimental nuclear reactor. Construction began in 1960, its first controlled nuclear reaction occurred in 1964, and full power followed in 1965. According to the U.S. Department of Energy, operation ended in June 1968 because technical difficulties required costly modifications. Fuel was removed, but the entombed reactor vessel and components left long-term monitoring and maintenance responsibilities.
Receipt Spine
- BONUS in Rincón was an experimental nuclear reactor. Construction began in 1960, its first controlled nuclear reaction occurred in 1964, and full power followed in 1965. According to the U.S. Department of Energy, operation ended in June 1968 because technical difficulties required costly modifications. Fuel was removed, but the entombed reactor vessel and components left long-term monitoring and maintenance responsibilities.