About Us

About Pilgrim Nuclear Power Station

Who are we?

Pilgrim opened in Plymouth in 1972 under the ownership of Boston Edison Co. In November 1998, Entergy and Boston Edison Co. announced that they had signed an agreement for Entergy to purchase the plant. Pilgrim permanently shut down on May 31, 2019.

What did the plant do?

Pilgrim Nuclear Power Station is a nuclear power plant that generated 680MW of electricity for the Commonwealth of Massachusetts and the New England electric grid.

The power it generated represented about 17% of Massachusetts’ in-state power production. The plant generated enough power for more than 600,000 homes. Learn more about Pilgrim Nuclear Power Station and how nuclear power works throughout this website.