The Palisades nuclear plant is attempting a historic return from permanent retirement to active service.
In short: After closing in 2022, the Palisades Nuclear Generating Station in Michigan is undergoing an unprecedented resurrection. Backed by federal loans and state funding, this facility aims to become the first retired nuclear plant in the United States to successfully restart operations, potentially providing baseload power until at least 2051.
Located on a 432-acre site in Covert Township, Michigan, Palisades was originally built between 1967 and 1970 and began full-power operations in 1973. For decades, it served as a significant energy source, featuring a single pressurized water reactor housed within a containment building with 3.5-foot-thick concrete walls. Its operational life was marked by various transitions, including a 2007 sale to Entergy for $380 million and a subsequent 20-year license extension that pushed its projected decommissioning date to 2031.
The plant's path to closure began in May 2022, following financial pressures and a faulty control rod drive seal. However, the facility's narrative shifted rapidly. In September 2022, Holtec International, which had acquired the plant, began seeking federal support to reverse the decommissioning process. By August 2024, the project secured $300 million in state funding, complemented by a $1.52 billion loan from the Department of Energy finalized in September 2024. This effort represents a major test case for nuclear infrastructure, as it involves requalifying former operators and deep-cleaning systems that had been prepared for permanent dismantling.
If successful, the restart will mark a milestone in U.S. energy history, as no other retired nuclear reactor has returned to service after having its fuel removed and its license revised to prohibit operation. Beyond the immediate restart, Holtec has announced intentions to expand the site's capabilities by building two SMR-300 small modular reactors, dubbed Pioneer Units 1 and 2, by mid-2030. The project is expected to support 600 permanent jobs, with additional seasonal roles during maintenance cycles, positioning the site as a long-term fixture in the regional power grid.
The technical and regulatory hurdles remain significant. The plant transitioned to an online status on August 27, 2025, and has since received nuclear fuel assemblies. While the project aims to provide reliable, around-the-clock electricity, it remains subject to ongoing oversight by the Nuclear Regulatory Commission. The endeavor highlights the complexities of modern energy policy, where the economic and logistical challenges of maintaining existing nuclear assets are weighed against the potential for repowering older sites to meet future demand.
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