Compare power plants

Registry, engineering, and operating metrics shown on a consistent EIA basis.

MetricNine Mile Point Nuclear Station
Oswego County
R E Ginna Nuclear Power Plant
Wayne County
Capacity1,901.1 MW614 MW
TechnologyNuclearNuclear
OperatorConstellation NuclearConstellation Nuclear
Operating units21
Latest 12-month generation15.57 TWh4.71 TWh
Latest complete-year capacity factor95.9% (2025)93.6% (2025)
National technology rank#26 of 54#54 of 54
Latest EIA report2026-042026-04

Generation comes from EIA-923. Capacity, unit counts, technology, and reporting relationships come from EIA-860. Incomplete reporting years are excluded from capacity-factor comparisons.