Walton County Energy Facility
Natural gas power plant in Walton County, Georgia. 494.1 MW of nameplate capacity across 3 generators, operated by Oglethorpe Power Corporation.
Also known as Walton County Power LLC · EIA plant 55128
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Key facts
- Capacity
- 494.1 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- June 2001First generator online
- Operator
- Oglethorpe Power CorporationEIA operator ID 13994
- Grid
- SOCOBalancing authority SOCO
- Price nodes
- None linkedNo verified ISO node
- Location
- Walton County, GA33.8148, −83.6954
- EIA plant ID
- 55128EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Walton County Energy Facility produces
Free · EIA-923Net generation, 2025
354 GWh
353,884 MWh, final
Capacity factor, 2025
8.2%
2024: 7.2%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
249.5–742.0
GWh a year. Low 2017, high 2022
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 529,678 | Not reported | 7 of 12 |
| 2002 | 54,342 | Not reported | 12 of 12 |
| 2003 | 3,391 | Not reported | 12 of 12 |
| 2004 | 161 | Not reported | 12 of 12 |
| 2005 | 94,936 | Not reported | 12 of 12 |
| 2006 | 123,683 | Not reported | 12 of 12 |
| 2007 | 92,216 | Not reported | 12 of 12 |
| 2008 | 20,858 | Not reported | 12 of 12 |
| 2009 | 95,577 | Not reported | 12 of 12 |
| 2010 | 360,310 | 8.3% | 12 of 12 |
| 2011 | 377,809 | 8.7% | 12 of 12 |
| 2012 | 399,292 | 9.2% | 12 of 12 |
| 2013 | 132,161 | 3.1% | 12 of 12 |
| 2014 | 223,418 | 5.2% | 12 of 12 |
| 2015 | 367,382 | 8.5% | 12 of 12 |
| 2016 | 352,285 | 8.1% | 12 of 12 |
| 2017 | 249,489 | 5.8% | 12 of 12 |
| 2018 | 336,791 | 7.8% | 12 of 12 |
| 2019 | 458,156 | 10.6% | 12 of 12 |
| 2020 | 303,816 | 7.0% | 12 of 12 |
| 2021 | 427,731 | 9.9% | 12 of 12 |
| 2022 | 741,973 | 17.1% | 12 of 12 |
| 2023 | 258,674 | 6.0% | 12 of 12 |
| 2024 | 313,842 | 7.2% | 12 of 12 |
| 2025 | 353,884 | 8.2% | 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 accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDCO₂, 2025
388,420
US short tons. 2024: 208,319
SO₂, 2025
2
US short tons
NOx, 2025
183
US short tons
CO₂ per MWh, calculated
1.10 t
About 2,195 lb per MWh
3 of 3 EPA units reported CO₂ in 2025 (T1, T2, T3), matched to EIA plant 55128 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 |
|---|---|---|---|
| 101G | Natural Gas Fired Combustion Turbine | 164.7 | June 2001 |
| 102G | Natural Gas Fired Combustion Turbine | 164.7 | June 2001 |
| 103G | Natural Gas Fired Combustion Turbine | 164.7 | June 2001 |
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 Oglethorpe Power Corporation 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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Power plants near Walton County Energy Facility
More plants operated by Oglethorpe Power Corporation
Questions about Walton County Energy Facility
How much power does Walton County Energy Facility produce?
Walton County Energy Facility reported 353,884 MWh (354 GWh) of net generation in 2025, a 8.2% capacity factor on 494.1 MW of nameplate capacity.
Where is Walton County Energy Facility?
Walton County Energy Facility is in Walton County, Georgia, at 33.8148, −83.6954. It is in the Southern Company Services, Inc. - Trans balancing area (SOCO).
Who operates Walton County Energy Facility?
EIA-860M for August 2026 lists Oglethorpe Power Corporation as the operator (EIA operator ID 13994). The operator is not always the owner.
When did Walton County Energy Facility start operating?
Its first generator began operating in June 2001, according to EIA-860M.
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
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page