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- Combustion
- Wind & solar
- Under construction
- Operating
- 10 · 100 · 1,000 MW
Map
- Combustion
- Wind & solar
- Under construction
- Operating
Tunnel: location and 6 exact-grade projects within 25 km. Basemap: Protomaps, © OpenStreetMap contributors, ODbL.
Tunnel
Power plant · Oil
Key facts
Power plant · Oilran 3% of 2025 Standby- Capacity
- Capacity: sourceEIA-860M · Open licenseMW
- Commissioned
- 1919
- Net generation, 2025
- 5,929 MWh
- Grid
- 23 kV to Connecticut Light & Power Co (ISNE)
- Location
- New London County, Connecticut
- Operated by
- FirstLight Power Resources Services LLC
Output
- Oil
Details
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- Technology
- Oil source: “Petroleum Liquids”
- Age
- 107 years since 1919
All 6 attributes from EIA-860M Preliminary Monthly Electric Generator Inventory
| Attribute | Value |
|---|---|
| Grid |
|
| Eia status |
|
| Fuel burned (MMBtu), 2025 | 20,229 |
| Capacity factor, 2025 | 0.033 |
| Net generation (MWh), 2025 | 5,929 |
| Balancing authority code | ISNE |
Data notes (1)
- Heat rate (Btu/kWh), 2025 not shown: computed 3411.9 outside 5000-30000 Btu/kWh
Ownership
2 companies2| Company | Role | Share | As of | Source |
|---|---|---|---|---|
| FirstLight Power Resources Services LLC | Operator | EIA-860M | ||
| FirstLight Hydro Generating Company | Owner | 100.0% | Dec 31, 2025 | EIA-860 |
Timeline
- In service · EIA-860M
Sources
4 sourcesSources EIA-860M · EIA · EIA-860M Preliminary Monthly Electric Generator Inventory · EIA-860 Annual Electric Generator Report — Schedule 4 Owner (ownership shares per generator), plus Plant/Generator schedules
Sources
- EIA-860M
- EIASource: U.S. Energy Information Administration, Electricity bulk data (Form EIA-923 monthly plant series)
- EIA-860M Preliminary Monthly Electric Generator Inventory
- EIA-860 Annual Electric Generator Report — Schedule 4 Owner (ownership shares per generator), plus Plant/Generator schedules
Around this plant
Nearby
within 25 km| Project | Kind | Away | MW |
|---|---|---|---|
| CMEEC - Hollyhock Solar Postponed | Solar | 4.8 km | 6 |
| Plainfield Solar One Under construction | Solar | 13.0 km | 4 |
| Lebanon Solar 2 Postponed | Solar | 14.7 km | 2 |
| Lebanon Solar 1 Postponed | Solar | 14.9 km | 2 |
| Subase Microgrid Project Postponed | Gas, reciprocating engine | 17.7 km | 13.1 |
| Groton Flanders Road Landfill Under construction | Solar | 22.9 km | 5 |
Sources EIA-860M