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U.S. Nuclear Reactors

Zion Unit 1

Zion, Illinois
Local population: (10-mile radius)


Pressurized Water Reactor


Licensed to operate from 10/19/73-02/21/97


Commonwealth Edison Company

Safety Issues:

Groundwater Leaks Reported

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Related Links & Documents

05/17/1998   Fission Stories #97 described an event where a security guard literally shot himself in the foot.

05/11/1997   Fission Stories #28 describes the security guards’ reaction when an intoxicated Navy trainee climbed over the perimeter security fence.

02/21/1997   Fission Stories #79 explained the $330,000 fine levied on the company by the NRC for the operators having lowered the reactor power level too much and then secretly taking unapproved steps to recover the power level.