Tennessee Valley Authority; Clinch River Nuclear Site, Unit 1; Final Supplemental Environmental Impact Statement
AI-generated summary for informational purposes only. Not legal advice. See the original source for the authoritative text.
The U.S. Nuclear Regulatory Commission (NRC), in cooperation with the U.S. Army Corps of Engineers, has issued the final Supplemental Environmental Impact Statement (SEIS) for Tennessee Valley Authority's (TVA) application for a construction permit for one GE Vernova Hitachi BWRX-300 small modular reactor at the Clinch River Nuclear Site in Roane County, Tennessee. The SEIS evaluates the environmental impacts of issuing the construction permit as well as reasonable alternatives. The application was submitted in April and May 2025. The final SEIS became available on April 1, 2026. After weighing benefits against costs and considering public comments, the NRC staff recommends issuance of the construction permit unless safety issues require otherwise. No environmentally preferable alternative was identified.
AI-generated summary. May contain errors. Refer to official sources for legal decisions.
Key Changes
- Issuance of final SEIS (ADAMS Accession No. ML26035A285) on April 1, 2026
- NRC staff recommends approval of construction permit for one BWRX-300 SMR at Clinch River Nuclear Site unless safety issues exist
- Public comment period on draft SEIS ended December 22, 2025
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Obligations
What this law requires
TVA must comply with section 103 of the Atomic Energy Act of 1954 and 10 CFR Part 50 requirements when constructing and operating the BWRX-300 small modular reactor at Clinch River Nuclear Site, Unit 1
NRC must issue a construction permit to TVA unless safety issues mandate otherwise, after weighing environmental, economic, technical, and other benefits against costs and considering reasonable alternatives
NRC must comply with National Environmental Policy Act of 1969 (NEPA) and implement requirements at 10 CFR Part 51 (Environmental Protection Regulations for Domestic Licensing) when evaluating the construction permit application
NRC must use SEIS process and documentation to comply with section 106 of the National Historic Preservation Act of 1966 in lieu of procedures in 36 CFR 800.3 through 800.6
NRC must consult with Federal, State, Tribal, and local agencies during environmental review and assessment of the construction permit application