Hillabee Energy Center
Natural gas power plant in Tallapoosa County, Alabama. 822.8 MW of nameplate capacity across 3 generators, operated by CER Generation LLC.
Also known as EIA plant 55411
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Key facts
- Capacity
- 822.8 MWNameplate
- Generators
- 3 operatingEIA-860M, August 2026
- Operating since
- June 2010First generator online
- Operator
- CER Generation LLCEIA operator ID 55987
- Grid
- SOCOBalancing authority SOCO
- Price nodes
- None linkedNo verified ISO node
- Location
- Tallapoosa County, AL33.0007, −85.9033
- EIA plant ID
- 55411EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Hillabee produces
Free · EIA-923Net generation, 2025
3.11 TWh
3,114,781 MWh, final
Capacity factor, 2025
43.2%
2024: 61.1%
January to July 2026
1.40 TWh
Provisional
Range, 2015 to 2025
3.1–5.4
TWh a year. Low 2017, high 2016
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | 2,181,265 | Not reported | 7 of 12 |
| 2011 | 4,170,067 | 57.9% | 12 of 12 |
| 2012 | 5,006,624 | 69.3% | 12 of 12 |
| 2013 | 3,556,649 | Not reported | 12 of 12 |
| 2014 | 5,027,955 | 69.8% | 12 of 12 |
| 2015 | 5,187,348 | 72.0% | 12 of 12 |
| 2016 | 5,387,101 | 74.5% | 12 of 12 |
| 2017 | 3,057,248 | 42.4% | 12 of 12 |
| 2018 | 4,376,115 | 60.7% | 12 of 12 |
| 2019 | 5,035,173 | 69.9% | 12 of 12 |
| 2020 | 5,074,658 | 70.2% | 12 of 12 |
| 2021 | 5,147,792 | 71.4% | 12 of 12 |
| 2022 | 5,116,770 | 71.0% | 12 of 12 |
| 2023 | 4,078,887 | 56.6% | 12 of 12 |
| 2024 | 4,415,953 | 61.1% | 12 of 12 |
| 2025 | 3,114,781 | 43.2% | 12 of 12 |
| 2026 (provisional, partial year) | 1,404,101 | 33.5% | 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
1.37M
US short tons. 2024: 1.87M
SO₂, 2025
7
US short tons
NOx, 2025
85
US short tons
CO₂ per MWh, calculated
0.44 t
About 878 lb per MWh
2 of 2 EPA units reported CO₂ in 2025 (CT1, CT2), matched to EIA plant 55411 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, USGSWithdrawal, 2024
545
million gallons
Consumption, 2024
416
million gallons
Source
Municipality
Surface, Fresh. Induced-draft tower
Watershed stress
Very low/none · 0.153
USGS SUI, HUC12 Lower Hillabee Creek
12 of 12 cooling months report withdrawal. SUI of the HUC12 containing the plant. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| HEC1 | Natural Gas Fired Combined Cycle | 258.4 | June 2010 |
| HEC2 | Natural Gas Fired Combined Cycle | 258.4 | June 2010 |
| HECS | Natural Gas Fired Combined Cycle | 306.0 | June 2010 |
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 CER Generation 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 Hillabee
How much power does Hillabee Energy Center produce?
Hillabee Energy Center reported 3,114,781 MWh (3.11 TWh) of net generation in 2025, a 43.2% capacity factor on 822.8 MW of nameplate capacity. From January to July 2026 it reported 1.40 TWh, which is provisional.
Where is Hillabee Energy Center?
Hillabee Energy Center is in Tallapoosa County, Alabama, at 33.0007, −85.9033. It is in the Southern Company Services, Inc. - Trans balancing area (SOCO).
Who operates Hillabee Energy Center?
EIA-860M for August 2026 lists CER Generation LLC as the operator (EIA operator ID 55987). The operator is not always the owner.
When did Hillabee Energy Center start operating?
Its first generator began operating in June 2010, 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
- EIA-923 cooling water 2024 and the USGS surface water supply and use index, Water years 2010-2020 (Oct 2009 to Sep 2020), mean of monthly values
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page