PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/566
EIA plant 566
Waterford · New London · CT
Millstone
Operated by Dominion Energy Nuclear Conn Inc
Published location
Where is Millstone?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
41.310700, -72.167700
Open the interactive map ↗Map data © OpenStreetMap contributors
Capacity is not generation. Nameplate MW describes equipment; annual MWh describes recorded output. Proposed and retired units are not added to operating capacity.
2024 monthly net generation
| Month | Net generation |
|---|---|
| 1 | 1,263,781 MWh |
| 2 | 1,466,547 MWh |
| 3 | 1,568,155 MWh |
| 4 | 1,517,438 MWh |
| 5 | 1,557,143 MWh |
| 6 | 1,508,201 MWh |
| 7 | 1,548,361 MWh |
| 8 | 1,514,012 MWh |
| 9 | 1,070,529 MWh |
| 10 | 972,997 MWh |
| 11 | 1,321,169 MWh |
| 12 | 1,561,972 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| 3 | Nuclear | NUC | 1,350 | OP |
| 2 | Nuclear | NUC | 909.9 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
566
Sector
IPP Non-CHP
Water source
Long Island Sound
Data edition
2024-final