Explore the largest nuclear power plants in the US and see all the utility-scale nuclear projects in the US on a map.
Last updated: May 2026
On this page, you can explore our real-time database of nuclear power plants in the US. Each month, we track nuclear projects and update our list of the largest nuclear power plants in the US.
As of May 2026, there are 56 utility-scale nuclear power plants in the US, according to Cleanview's project tracker. Their total operating capacity is 103,581 MW.
Total Nuclear Power Plants
56
Total Capacity
103,581 MW
Built in 2025
0
Map of nuclear power plants across the United States. Marker size reflects capacity — only facilities with reported capacity data are shown.
4,658 MW
Year Operational: April 2024
Location: Burke, Georgia
4,210 MW
Year Operational: January 1988
Location: Maricopa, Arizona
3,854 MW
Year Operational: March 1977
Location: Limestone, Alabama
2,876 MW
Year Operational: December 1974
Location: York, Pennsylvania
2,709 MW
Year Operational: June 1989
Location: Matagorda, Texas
2,667 MW
Year Operational: December 1974
Location: Oconee, South Carolina
2,540 MW
Year Operational: June 2016
Location: Rhea, Tennessee
2,532 MW
Year Operational: February 1985
Location: Luzerne, Pennsylvania
2,450 MW
Year Operational: October 1988
Location: Will, Illinois
4,658 MW
Year Operational: April 2024
Location: Burke, Georgia
2,540 MW
Year Operational: June 2016
Location: Rhea, Tennessee
2,430 MW
Year Operational: April 1993
Location: Somervell, Texas
1,242 MW
Year Operational: August 1990
Location: Rockingham, New Hampshire
2,277 MW
Year Operational: January 1990
Location: Montgomery, Pennsylvania
2,709 MW
Year Operational: June 1989
Location: Matagorda, Texas
2,450 MW
Year Operational: October 1988
Location: Will, Illinois
4,210 MW
Year Operational: January 1988
Location: Maricopa, Arizona
1,217 MW
Year Operational: January 1988
Location: Monroe, Michigan
Cleanview