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The World's Oldest Operating Nuclear Power Reactors 

By Amelia Hennighausen and Eric Roston - 2013-10-18T17:24:06Z

Photograph by Daniel Acker/Bloomberg

Company Symbol % Change
General Electric Co GE:US 1.01
Exelon Corp EXC:US 0.08
5 of 11

6. Morris, Illinois

How safe are the plants, no matter their age? The U.S. Nuclear Regulatory Commission promotes a "defense-in-depth" approach to nuclear safety and security, meaning multiple independent barriers of protection from human or mechanical failures. The world nuclear industry has revisited safety regulations and protocols since the Fukushima disaster in 2011. 

Exelon Corp.'s Dresden Generating Station, in Morris, Illinois, contains a retired unit and two operational General Electric boiling water reactors capable of producing approximately 1.7 gigawatts of electricity. That's enough to power more than 1.5 million average U.S. homes. Unit 2 opened on June 9, 1970, about 17 months before Unit 3 (pictured in March 2011).

Read more Energy & Sustainability news.

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