WATERBURY GENERATION
OperatingNatural Gas power plant
- Capacity
- 96 MW
- Primary fuel
- Natural Gas
- County
- Naugatuck Valley Planning Region
- Operator
- FIRSTLIGHT POWER RESOURCES SERVICES LLC
- Status
- Operating
- Commissioned
- 2009
- EIA plant ID
- 56629
- Generators
- 1
- Technology
- Natural Gas Fired Combustion Turbine
- Net generation (2024)
- 43.8 GWh
- Capacity factor (2024, EIA nameplate)
- 5.2%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 41.5454, -73.0416
WATERBURY GENERATION, a 96 MW Natural Gas power plant in Naugatuck Valley Planning Region, Connecticut.
How WATERBURY GENERATION compares
With 96 MW of capacity, WATERBURY GENERATION ranks 15th among the 68 operating power plants Bywatts maps in Connecticut and 6th of the 13 operating Natural Gas plants in the state. It accounts for about 2.9% of Connecticut's operating Natural Gas capacity and 1.0% of all operating capacity in the state. Nationally it is the 687th-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 2009, it is newer than 69% of the 66 operating Connecticut plants with a recorded commissioning year. Its operator, FIRSTLIGHT POWER RESOURCES SERVICES LLC, runs 9 operating plants in Connecticut totaling 235 MW. It shares Naugatuck Valley Planning Region with 5 other operating plants, including SHEPAUG and COVANTA BRISTOL ENERGY.
EIA-860 lists 1 generator at the site with 96 MW of nameplate capacity, all natural gas fired combustion turbine technology. Net generation was 43.8 GWh in 2024 (a 5.2% capacity factor), up 2% from 2022.
Grid neighborhood
The nearest named substation is FREIGHT, about 0.9 miles away; the closest transmission line found within 10 miles is a 115 kV line, about 0.9 miles away. Another 27 operating power plants totaling 4,003 MW sit within 25 miles; the largest is MIDDLETOWN (786 MW, Natural Gas).
Computed by Bywatts from HIFLD power plant, substation and transmission line records and EIA-860/923 survey data; distances are straight-line. Sources and methodology
Weather peril exposure
WATERBURY GENERATION is a 96 MW natural gas power plant in Naugatuck Valley Planning Region, CT, operated by FIRSTLIGHT POWER RESOURCES SERVICES LLC, commissioned in 2009. Naugatuck Valley Planning Region carries moderate modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.9 of 5 at the 23rd national percentile. Hurricane is the leading peril, rated Relatively High 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.
Naugatuck Valley Planning Region hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Hurricane | Relatively High | 85th | 4.4 of 5 | 0.15 |
| Riverine flooding | Relatively High | 79th | 4.2 of 5 | 3.5 |
| Ice storm | Relatively High | 69th | 3.8 of 5 | 2.2 |
| Earthquake | Relatively Low | 54th | 3.1 of 5 | <0.01 |
| Wildfire | Very Low | 31st | 2.3 of 5 | <0.01 |
| Winter weather | Relatively High | 29th | 2.2 of 5 | 15.1 |
| Tornado | Relatively Moderate | 23rd | 1.9 of 5 | 0.13 |
| Coastal flooding | Very Low | 22nd | 1.9 of 5 | 6.2 |
| Strong wind | Relatively High | 20th | 1.8 of 5 | 3.7 |
| Hail | Relatively Low | 10th | 1.4 of 5 | 2.5 |
| Lightning | Relatively High | 8th | 1.3 of 5 | 27.3 |
| Heat wave | Relatively Moderate | 8th | 1.3 of 5 | 5.5 |
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.