Constellation announces TMI-1 restart, power purchase agreement with Microsoft

September 20, 2024, 9:30AMNuclear News
Before shutdown of the plant, the working cooling towers of TMI-1 are on the right. The dormant cooling towers on the left are for Unit 2, which was permanently closed because of the 1979 accident. (Photo: Constellation Energy)

Nuclear powerhouse Constellation announced today the signing of a 20-year power purchase agreement with Microsoft that will pave the way for the restart of Three Mile Island Unit 1—under a new name to honor Chris Crane, former chief executive of Exelon when Constellation was part of the larger company.

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