LAKE ROAD GENERATING PLANT
OperatingNatural Gas power plant
- Capacity
- 840 MW
- Primary fuel
- Natural Gas
- County
- Northeastern Connecticut Planning Region
- Operator
- LAKE ROAD GENERATING CO LP
- Status
- Operating
- Commissioned
- 2002
- EIA plant ID
- 55149
- Generators
- 3
- Technology
- Natural Gas Fired Combined Cycle
- Net generation (2024)
- 5,841 GWh
- Capacity factor (2024, EIA nameplate)
- 79%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 41.8720, -71.8958
LAKE ROAD GENERATING PLANT, an 840 MW Natural Gas power plant in Northeastern Connecticut Planning Region, Connecticut.
How LAKE ROAD GENERATING PLANT compares
With 840 MW of capacity, LAKE ROAD GENERATING PLANT ranks 2nd among the 68 operating power plants Bywatts maps in Connecticut and is the largest of the 13 operating Natural Gas plants in the state. It accounts for about 25% of Connecticut's operating Natural Gas capacity and 9.1% of all operating capacity in the state. Nationally it is the 142nd-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 2002, it is newer than 51% of the 66 operating Connecticut plants with a recorded commissioning year. It shares Northeastern Connecticut Planning Region with 2 other operating plants, QUINEBAUG LOWER PROJECT and PLAINFIELD RENEWABLE ENERGY LLC.
EIA-860 lists 3 generators at the site with 840 MW of nameplate capacity, all natural gas fired combined cycle technology. Net generation was 5,841 GWh in 2024 (a 79% capacity factor), up 2% from 2022.
Grid neighborhood
The nearest named substation is LAKE ROAD (345 kV), about 0.2 miles away; the closest transmission line found within 10 miles is a 345 kV line owned by CONNECTICUT LIGHT & POWER CO, under 0.1 miles away. Another 22 operating power plants totaling 2,190 MW sit within 25 miles; the largest is ENTERGY RHODE ISLAND STATE ENERGY LP (596 MW, Natural Gas). Within 50 miles is one mapped data center, Equinix BO1 - Boston, Waltham in Waltham, about 48.4 miles away.
Computed by Bywatts from HIFLD power plant, substation and transmission line records, EIA-860/923 survey data and PeeringDB data center locations; distances are straight-line. Sources and methodology
Weather peril exposure
LAKE ROAD GENERATING PLANT is an 840 MW natural gas power plant in Northeastern Connecticut Planning Region, CT, operated by LAKE ROAD GENERATING CO LP, commissioned in 2002. Northeastern Connecticut Planning Region carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.9 of 5 at the 22nd national percentile. Hurricane is the leading peril, rated Relatively Moderate by FEMA at the 85th percentile.
The Bywatts loss layer is calibrated to solar PV hardware, so it is not applied to a natural gas plant. The ratings below are the FEMA National Risk Index county hazard ratings for this location.
Northeastern Connecticut Planning Region hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively Moderate | 85th | 4.4 of 5 | 0.17 |
| Riverine flooding | Relatively Moderate | 77th | 4.1 of 5 | 2.3 |
| Ice storm | Relatively Moderate | 70th | 3.8 of 5 | 2.4 |
| Earthquake | Relatively Low | 52nd | 3.1 of 5 | <0.01 |
| Winter weather | Relatively Low | 29th | 2.1 of 5 | 15.8 |
| Wildfire | Very Low | 24th | 2.0 of 5 | <0.01 |
| Tornado | Relatively Low | 24th | 1.9 of 5 | 0.15 |
| Lightning | Relatively Low | 15th | 1.6 of 5 | 23.4 |
| Strong wind | Very Low | 10th | 1.4 of 5 | 1.5 |
| Heat wave | Relatively Low | 7th | 1.3 of 5 | 6.0 |
| Hail | Very Low | 4th | 1.1 of 5 | 2.2 |
Perils not assessed in Northeastern Connecticut Planning Region
These perils carry no usable National Risk Index figure for this county, so they are excluded from the scoring rather than scored zero. A zero would claim the peril was assessed and found benign.
| Peril | Why it is not scored |
|---|---|
| Coastal flooding | FEMA rating is "No Rating" for this county |
Ratings are the FEMA National Risk Index county hazard ratings; the peril score is a Bywatts transform of the FEMA national percentile. Full data sources and the solar vulnerability methodology are in the weather risk calculator.
Modeled estimate for screening and negotiation. Built from FEMA National Risk Index county hazard data and a solar vulnerability layer documented above. Not a quote, a binder, or actuarial advice, and not a substitute for a carrier's own model. Hazard data: FEMA National Risk Index December 2025, synced 2026-07-24. Resolution is county level, not site level.