NRC completes safety review of X-energy’s Long Mott nuclear project
XE•The NRC completed its safety review of X-energy’s Xe-100 reactor for the proposed Long Mott Generating Station. With the environmental review completed in May 2026, the project advances to the final stages of construction permit review.
1. Review completed
The NRC completed its safety review of X-energy’s Xe-100 reactor for the proposed Long Mott Generating Station. The environmental review was completed in May 2026, and the project advances to the final stages of construction permit review.
2. Project details
The project with Dow would be the first grid-scale advanced nuclear reactor at a U.S. industrial facility.




