Nuclear plants generate carbon-free baseload electricity by fissioning uranium fuel inside a reactor. They run nearly around-the-clock — typical capacity factors above 90% — and a single facility can power millions of homes. Spent fuel is stored on-site in dry casks. NRC oversees safety; emergency planning zones extend 10 miles from the reactor.
| Plant | State | Capacity | Operator |
|---|---|---|---|
| Palo Verde | Arizona | 4,210 MW | Arizona Public Service Co |
| Browns Ferry | Alabama | 3,854 MW | Tennessee Valley Authority |
| Vogtle | Georgia | 3,544 MW | Georgia Power Co |
| Peach Bottom | Pennsylvania | 2,876 MW | Constellation Nuclear |
| Turkey Point | Florida | 2,861 MW | Florida Power & Light Co |
| South Texas Project | Texas | 2,709 MW | Stp Nuclear Operating Co |
| Oconee | South Carolina | 2,667 MW | Duke Energy Carolinas, Llc |
| Watts Bar Nuclear Plant | Tennessee | 2,540 MW | Tennessee Valley Authority |
| Talenenergy Susquehanna | Pennsylvania | 2,532 MW | Talenenergy Susquehanna Llc |
| Braidwood Generation Station | Illinois | 2,450 MW | Constellation Nuclear |
| Byron Generating Station | Illinois | 2,450 MW | Constellation Nuclear |
| Sequoyah | Tennessee | 2,441 MW | Tennessee Valley Authority |
| Mcguire | North Carolina | 2,441 MW | Duke Energy Carolinas, Llc |
| Comanche Peak | Texas | 2,430 MW | Luminant Generation Company Llc |
| Catawba | South Carolina | 2,410 MW | Duke Energy Carolinas, Llc |
| Pseg Salem Generating Station | New Jersey | 2,382 MW | Pseg Nuclear Llc |
| Lasalle Generating Station | Illinois | 2,340 MW | Constellation Nuclear |
| Diablo Canyon | California | 2,323 MW | Pacific Gas & Electric Co. |
| Donald C Cook | Michigan | 2,285 MW | Indiana Michigan Power Co |
| Limerick | Pennsylvania | 2,277 MW | Constellation Nuclear |
| Millstone | Connecticut | 2,260 MW | Dominion Energy Nuclear Conn Inc |
| St Lucie | Florida | 2,160 MW | Florida Power & Light Co |
| Dresden Generating Station | Illinois | 2,019 MW | Constellation Nuclear |
| Quad Cities Generating Station | Illinois | 2,019 MW | Constellation Nuclear |
| Brunswick Nuclear | North Carolina | 2,003 MW | Duke Energy Progress - (Nc) |
| North Anna | Virginia | 1,960 MW | Virginia Electric & Power Co |
| Nine Mile Point Nuclear Station | New York | 1,901 MW | Constellation Nuclear |
| Calvert Cliffs Nuclear Power Plant | Maryland | 1,850 MW | Constellation Nuclear |
| Edwin I Hatch | Georgia | 1,848 MW | Georgia Power Co |
| Beaver Valley | Pennsylvania | 1,847 MW | Energy Harbor Nuclear Generation Llc |
| Arkansas Nuclear One | Arkansas | 1,845 MW | Entergy Arkansas Llc |
| Joseph M Farley | Alabama | 1,776 MW | Alabama Power Co |
| Surry | Virginia | 1,695 MW | Virginia Electric & Power Co |
| Grand Gulf | Mississippi | 1,440 MW | System Energy Resources, Inc |
| Perry | Ohio | 1,312 MW | Energy Harbor Nuclear Generation Llc |
| Point Beach Nuclear Plant | Wisconsin | 1,311 MW | Nextera Energy Point Beach Llc |
| Wolf Creek Generating Station | Kansas | 1,296 MW | Wolf Creek Nuclear Optg Corp |
| Pseg Hope Creek Generating Station | New Jersey | 1,291 MW | Pseg Nuclear Llc |
| Fermi | Michigan | 1,281 MW | Dte Electric Company |
| Seabrook | New Hampshire | 1,242 MW | Nextera Energy Seabrook Llc |
| Callaway | Missouri | 1,236 MW | Union Electric Co - (Mo) |
| Columbia Generating Station | Washington | 1,200 MW | Energy Northwest |
| Waterford 3 | Louisiana | 1,200 MW | Entergy Louisiana Llc |
| Prairie Island | Minnesota | 1,186 MW | Northern States Power Co - Minnesota |
| Clinton Power Station | Illinois | 1,138 MW | Constellation Nuclear |
| River Bend | Louisiana | 1,036 MW | Entergy Louisiana Llc |
| V C Summer | South Carolina | 1,030 MW | Dominion Energy South Carolina, Inc |
| Crane Clean Energy Center | Pennsylvania | 981 MW | Constellation Nuclear |
| Harris | North Carolina | 951 MW | Duke Energy Progress - (Nc) |
| Davis Besse | Ohio | 925 MW | Energy Harbor Nuclear Generation Llc |
| James A Fitzpatrick | New York | 883 MW | Constellation Nuclear |
| Palisades | Michigan | 812 MW | Holtec Palisades, Llc |
| Cooper Nuclear Station | Nebraska | 801 MW | Nebraska Public Power District |
| H B Robinson | South Carolina | 769 MW | Duke Energy Progress - (Nc) |
| Monticello Nuclear Facility | Minnesota | 685 MW | Northern States Power Co - Minnesota |
| R E Ginna Nuclear Power Plant | New York | 614 MW | Constellation Nuclear |
| San Onofre Nuclear Generating Station | California | — MW | Southern California Edison Co |
| Fort Calhoun | Nebraska | — MW | Omaha Public Power District |
| Oyster Creek | New Jersey | — MW | Constellation Nuclear |
| Levy Nuclear Plant | Florida | — MW | Duke Energy Florida, Llc |
| Uamps Carbon Free Power Plant | Idaho | — MW | Utah Associated Mun Power Sys |
| Kemmerer Unit 1 | Wyoming | — MW | Us Sfr Owner Llc |