USUS Grid ExplorerInfrastructure intelligence
Preliminary 2025 facility recordOperating

Lycoming, NY · EIA plant 2589

Nine Mile Point Nuclear Station

Nine Mile Point Nuclear Station is a nuclear power facility in Lycoming, NY, with 1,901 MW of operating capacity.

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Operating capacity1,901 MW2 operating generators
Proposed capacity0 MW0 proposed generators
UtilityConstellation NuclearEIA-reported operator
Balancing authorityNYISNew York Independent System Operator

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Nuclear1,901 MW
ProposedNo proposed capacity reported
Reported technologiesNuclear

Nearby in NY

Related facilities

NY · 0.1 miJames A Fitzpatrick883 MW →NY · 2.7 miSithe Independence Station1,158 MW →NY · 4.7 miSSC Oswego II LLC5 MW →NY · 4.8 miOswego5 MW →

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodologyEIA-860 source