United States › Power plants › Nuclear power plants › Connecticut
NUCLEAR POWER PLANTSMillstone
Millstone is a 2,260 MW operating nuclear power plant in New London County, Connecticut, operated by Dominion Energy Nuclear Conn Inc.
Generators
Each generating unit EIA lists at this plant.
| Unit | Technology | Capacity | Status |
|---|---|---|---|
| 3 | Nuclear | 1,350 MW | |
| 2 | Nuclear | 910 MW |
Plant details
- Operator
- Dominion Energy Nuclear Conn Inc
- Location
- New London County, Connecticut
- Balancing authority
- ISNE
- Sector
- IPP Non-CHP
- Capacity
- Operating: 2,260 MW
- First unit online
- Dec 1975
- EIA plant ID
- 566
Location
41.3107, -72.1677
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Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem