Carthage Energy LLC
Natural gas power plant in Jefferson County, New York. 62.9 MW of nameplate capacity across 2 generators, operated by Carthage Energy LLC.
Also known as Carthage Energy LLC Power Plant · EIA plant 10620
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Key facts
- Capacity
- 62.9 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- November 1991First generator online
- Operator
- Carthage Energy LLCEIA operator ID 3085
- Grid
- NYISOBalancing authority NYIS
- Price nodes
- 1 NYISO nodeResource nodes with prices
- Location
- Jefferson County, NY43.9842, −75.6225
- EIA plant ID
- 10620EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Carthage Energy produces
Free · EIA-923Net generation, 2025
6.66 GWh
6,660 MWh, final
Capacity factor, 2025
1.2%
2024: 0.6%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
2.3–19.9
GWh a year. Low 2023, high 2018
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 75,331 | Not reported | 12 of 12 |
| 2001 | 73,948 | Not reported | 12 of 12 |
| 2002 | 79,212 | Not reported | 12 of 12 |
| 2003 | 4,836 | Not reported | 2 of 12 |
| 2004 | 5,731 | Not reported | 12 of 12 |
| 2005 | 12,508 | Not reported | 12 of 12 |
| 2006 | 11,838 | Not reported | 12 of 12 |
| 2007 | 25,111 | Not reported | 12 of 12 |
| 2008 | 4,793 | Not reported | 12 of 12 |
| 2009 | 4,755 | Not reported | 12 of 12 |
| 2010 | 12,427 | 2.3% | 12 of 12 |
| 2011 | 6,755 | 1.2% | 12 of 12 |
| 2012 | 24,415 | 4.4% | 12 of 12 |
| 2013 | 3,097 | Not reported | 12 of 12 |
| 2014 | 11,417 | 2.1% | 12 of 12 |
| 2015 | 10,062 | 1.8% | 12 of 12 |
| 2016 | 10,397 | 1.9% | 12 of 12 |
| 2017 | 4,901 | 0.9% | 12 of 12 |
| 2018 | 19,942 | 3.6% | 12 of 12 |
| 2019 | 3,163 | 0.6% | 12 of 12 |
| 2020 | 4,627 | 0.8% | 12 of 12 |
| 2021 | 4,920 | 0.9% | 12 of 12 |
| 2022 | 2,763 | 0.5% | 12 of 12 |
| 2023 | 2,256 | 0.4% | 12 of 12 |
| 2024 | 3,283 | 0.6% | 12 of 12 |
| 2025 | 6,660 | 1.2% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · NYISOEmissions
Free · EPA CAMPDCO₂, 2025
3,732
US short tons. 2024: 1,821
SO₂, 2025
0
US short tons
NOx, 2025
6
US short tons
CO₂ per MWh, calculated
0.56 t
About 1,121 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (1), matched to EIA plant 10620 through the EPA–EIA crosswalk. The per-MWh rate is EPA CO₂ divided by EIA-923 net generation. The two reporting boundaries can differ.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| GEN1 | Natural Gas Fired Combined Cycle | 40.9 | November 1991 |
| GEN2 | Natural Gas Fired Combined Cycle | 22.0 | November 1991 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Carthage Energy LLC as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Carthage Energy
How much power does Carthage Energy LLC produce?
Carthage Energy LLC reported 6,660 MWh (6.66 GWh) of net generation in 2025, a 1.2% capacity factor on 62.9 MW of nameplate capacity.
Where is Carthage Energy LLC?
Carthage Energy LLC is in Jefferson County, New York, at 43.9842, −75.6225. It is in the New York Independent System Operator balancing area (NYIS).
Who operates Carthage Energy LLC?
EIA-860M for August 2026 lists Carthage Energy LLC as the operator (EIA operator ID 3085). The operator is not always the owner.
When did Carthage Energy LLC start operating?
Its first generator began operating in November 1991, according to EIA-860M.
Does InfraMap have power prices for Carthage Energy LLC?
Yes. InfraMap has NYISO day-ahead and real-time prices at 1 price node linked to Carthage Energy LLC, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- EPA CAMPD annual emissions through the EPA–EIA crosswalk, 1995 to 2025
- NYISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page