PowerPlantFactsEvidence report · prepared 2 September 2026https://powerplantfacts.com/entity/55170
EIA plant 55170
Londonderry · Rockingham · NH
Granite Ridge
Operated by Granite Ridge Energy LLC
Published location
Where is Granite Ridge?
This locator uses the coordinates in the approved source record. It shows geographic context, not a site boundary, safety zone or property-risk area.
42.904200, -71.426100
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 | 354,018 MWh |
| 2 | 191,941 MWh |
| 3 | 229,880 MWh |
| 4 | 231,843 MWh |
| 5 | 273,974 MWh |
| 6 | 384,670 MWh |
| 7 | 38,962 MWh |
| 8 | 439,488 MWh |
| 9 | 420,931 MWh |
| 10 | 395,259 MWh |
| 11 | 0 MWh |
| 12 | 176,724 MWh |
Operating generators
| ID | Technology | Fuel | MW | Status |
|---|---|---|---|---|
| STG | Natural Gas Fired Combined Cycle | NG | 270 | OP |
| CT11 | Natural Gas Fired Combined Cycle | NG | 260 | OP |
| CT12 | Natural Gas Fired Combined Cycle | NG | 260 | OP |
Continue exploring
Similar-capacity plants in the same state
Identity, technology and limitations
EIA plant ID
55170
Sector
IPP Non-CHP
Water source
City of Manchester POTW
Data edition
2024-final