Hog Bayou Energy Center
Natural gas power plant in Mobile County, Alabama. 280 MW of nameplate capacity across 2 generators, operated by Mobile Energy LLC.
Also known as EIA plant 55241
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Key facts
- Capacity
- 280 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- July 2001First generator online
- Operator
- Mobile Energy LLCEIA operator ID 12739
- Grid
- SOCOBalancing authority SOCO
- Price nodes
- None linkedNo verified ISO node
- Location
- Mobile County, AL30.7478, −88.0575
- EIA plant ID
- 55241EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Hog Bayou produces
Free · EIA-923Net generation, 2025
1.27 TWh
1,268,877 MWh, final
Capacity factor, 2025
51.7%
2024: 37.9%
January to July 2026
612 GWh
Provisional
Range, 2015 to 2025
0.5–1.8
TWh a year. Low 2017, high 2015
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 212,291 | Not reported | 6 of 12 |
| 2002 | 346,982 | Not reported | 12 of 12 |
| 2003 | 118,911 | Not reported | 12 of 12 |
| 2004 | 107,392 | Not reported | 12 of 12 |
| 2005 | 20,103 | Not reported | 12 of 12 |
| 2006 | 19,598 | Not reported | 12 of 12 |
| 2007 | 96,764 | Not reported | 12 of 12 |
| 2008 | 48,452 | Not reported | 6 of 12 |
| 2009 | 262,188 | Not reported | 12 of 12 |
| 2010 | 556,143 | 22.7% | 12 of 12 |
| 2011 | 14,827 | 7.1% | 1 of 12 |
| 2012 | 1,113,721 | 45.3% | 12 of 12 |
| 2013 | 734,636 | Not reported | 12 of 12 |
| 2014 | 192,701 | 11.7% | 8 of 12 |
| 2015 | 1,765,206 | 72.0% | 12 of 12 |
| 2016 | 1,501,249 | 61.0% | 12 of 12 |
| 2017 | 521,348 | 21.3% | 12 of 12 |
| 2018 | 1,137,089 | 46.4% | 12 of 12 |
| 2019 | 1,088,349 | 44.4% | 12 of 12 |
| 2020 | 1,696,319 | 69.0% | 12 of 12 |
| 2021 | 1,518,733 | 61.9% | 12 of 12 |
| 2022 | 1,534,976 | 62.6% | 12 of 12 |
| 2023 | 1,510,597 | 61.6% | 12 of 12 |
| 2024 | 931,444 | 37.9% | 12 of 12 |
| 2025 | 1,268,877 | 51.7% | 12 of 12 |
| 2026 (provisional, partial year) | 611,869 | 42.9% | 7 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
581,833
US short tons. 2024: 423,215
SO₂, 2025
3
US short tons
NOx, 2025
48
US short tons
CO₂ per MWh, calculated
0.46 t
About 917 lb per MWh
1 of 1 EPA units reported CO₂ in 2025 (COG01), matched to EIA plant 55241 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 |
|---|---|---|---|
| CT01 | Natural Gas Fired Combined Cycle | 200.0 | July 2001 |
| ST01 | Natural Gas Fired Combined Cycle | 80.0 | July 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 Mobile 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 Hog Bayou
How much power does Hog Bayou Energy Center produce?
Hog Bayou Energy Center reported 1,268,877 MWh (1.27 TWh) of net generation in 2025, a 51.7% capacity factor on 280 MW of nameplate capacity. From January to July 2026 it reported 612 GWh, which is provisional.
Where is Hog Bayou Energy Center?
Hog Bayou Energy Center is in Mobile County, Alabama, at 30.7478, −88.0575. It is in the Southern Company Services, Inc. - Trans balancing area (SOCO).
Who operates Hog Bayou Energy Center?
EIA-860M for August 2026 lists Mobile Energy LLC as the operator (EIA operator ID 12739). The operator is not always the owner.
When did Hog Bayou Energy Center start operating?
Its first generator began operating in July 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
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page