Executive Director’s Message

TMI. Even after twenty years, mere mention of these three letters triggers an immediate response from anyone who lived through the harrowing week beginning Wednesday, March 28, 1979, when the entire world held its collective breath and contemplated the possibility of a nuclear catastrophe. The accident at Three Mile Island near Harrisburg is one of the defining events in twentieth-century...
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From Chaos to Calm: Remembering the Three Mile Island Crisis, An Interview With Harold Denton

Thursday, March 28, 1979, is a day forever etched in the memory of most Pennsylvanians and, indeed, many Americans. During the pre-dawn hours, events swiftly unfolded at a nuclear power plant on an island in the middle of the Susquehanna River near Harrisburg that would lead to the worst commercial nuclear accident in the nation’s history. In the days that followed, Three Mile Island (TMI)...
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Nuclear Accident at Three Mile Island

On March 28, 1979, the worst nuclear accident in the history of the United States occurred at the Three Mile Island (TMI) Nuclear Power Station near Middletown, Dauphin County. The scope of the physical accident was relatively small, but the impact on the country’s nuclear power industry was enormous. On March 28, 1979, the worst nuclear accident in the history of the United States...
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“Atoms for Peace” in Pennsylvania

In 1957, Shippingport, along the Ohio River in far western Pennsylvania, became home to America’s first commercial nuclear power plant under President Dwight D. Eisenhower’s “Atoms for Peace” program. Just two decades later, the U.S. Department of Energy (DOE) converted the Beaver County plant to a light water breeder reactor that successfully demonstrated the feasibility...
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