Newest U.S. power reactors by construction start:
| reactor | construction start | first criticality |
|---|---|---|
| Vogtle 3 | 2013-03-12 | 2023-03-06 |
| Summer 2 | 2013-03-09 | |
| Wolf Creek | 1977-05-31 | 1985-05-22 |
| River Bend 1 | 1977-03-25 | 1985-10-31 |
| Vogtle 2 | 1976-08-01 | 1989-03-28 |
| Seakbrook 1 | 1976-07-07 | 1989-06-13 |