CARTHAGE ENERGY LLC
OperatingNatural Gas power plant
- Capacity
- 63 MW
- Primary fuel
- Natural Gas
- County
- Jefferson County
- Operator
- CARTHAGE ENERGY LLC
- Status
- Operating
- Commissioned
- 1991
- EIA plant ID
- 10620
- Generators
- 2
- Technology
- Natural Gas Fired Combined Cycle
- Net generation (2024)
- 3.3 GWh
- Capacity factor (2024, EIA nameplate)
- 0.6%
- Data vintage
- EIA-860 2024 final; EIA-923 2022-2024 final
- Coordinates
- 43.9854, -75.6227
CARTHAGE ENERGY LLC, a 63 MW Natural Gas power plant in Jefferson County, New York. Operated by CARTHAGE ENERGY LLC, commissioned 1991.
How CARTHAGE ENERGY LLC compares
With 63 MW of capacity, CARTHAGE ENERGY LLC ranks 75th among the 320 operating power plants Bywatts maps in New York and 44th of the 68 operating Natural Gas plants in the state. It accounts for about 0.3% of New York's operating Natural Gas capacity and 0.2% of all operating capacity in the state. Nationally it is the 764th-largest of the 1,185 operating Natural Gas plants in the database. Commissioned in 1991, it is newer than 63% of the 312 operating New York plants with a recorded commissioning year. It shares Jefferson County with 16 other operating plants, including GLEN PARK HYDROELECTRIC PROJECT and DEFERIET.
EIA-860 lists 2 generators at the site with 63 MW of nameplate capacity, all natural gas fired combined cycle technology. Net generation was 3.3 GWh in 2024 (a 0.6% capacity factor).
Grid neighborhood
The nearest named substation is ADIRONDACK (230 kV), about 15.7 miles away; the closest transmission line found within 10 miles is a 115 kV line owned by NIAGARA MOHAWK POWER CORP., under 0.1 miles away. Another 31 operating power plants totaling 588 MW sit within 25 miles; the largest is MAPLE RIDGE WIND FARM (322 MW, Wind). Within 50 miles is one mapped data center, Westelcom Networks Watertown in Watertown, about 14.5 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
CARTHAGE ENERGY LLC is a 63 MW natural gas power plant in Jefferson County, NY, operated by CARTHAGE ENERGY LLC, commissioned in 1991. Jefferson County carries low modeled catastrophe exposure in the FEMA National Risk Index, scoring 1.1 of 5 at the 1st national percentile. Ice storm is the leading peril, rated Relatively Moderate by FEMA at the 73rd 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.
Jefferson County hazard ratings
| Peril | FEMA rating | National percentile | Peril score | Events per year |
|---|---|---|---|---|
| Ice storm | Relatively Moderate | 73rd | 3.9 of 5 | 1.0 |
| Strong wind | Relatively Moderate | 62nd | 3.5 of 5 | 0.77 |
| Earthquake | Relatively Low | 53rd | 3.1 of 5 | <0.01 |
| Riverine flooding | Relatively Moderate | 40th | 2.6 of 5 | 0.89 |
| Winter weather | Relatively High | 40th | 2.6 of 5 | 40.2 |
| Hurricane | Very Low | 38th | 2.5 of 5 | <0.01 |
| Tornado | Relatively Low | 11th | 1.4 of 5 | 0.13 |
| Lightning | Relatively Low | 8th | 1.3 of 5 | 25.2 |
| Hail | Very Low | 4th | 1.1 of 5 | 0.59 |
| Heat wave | Very Low | 4th | 1.1 of 5 | 1.5 |
| Coastal flooding | Very Low | 3rd | 1.1 of 5 | 0.01 |
| Wildfire | Very Low | 2nd | 1.1 of 5 | <0.01 |
Model hail, wind and flood exposure for Jefferson County in the weather risk calculator
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.