Lamar Power Project
Natural gas power plant in Lamar County, Texas. 1,112.6 MW of nameplate capacity across 6 generators, operated by LaFrontera Holdings LLC.
Also known as EIA plant 55097
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 1,112.6 MWNameplate
- Generators
- 6 operatingEIA-860M, August 2026
- Operating since
- May 2000First generator online
- Operator
- LaFrontera Holdings LLCEIA operator ID 60477
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- None linkedNo verified ISO node
- Location
- Lamar County, TX33.6308, −95.5900
- EIA plant ID
- 55097EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Lamar Power Project produces
Free · EIA-923Net generation, 2025
6.86 TWh
6,862,791 MWh, final
Capacity factor, 2025
70.4%
2024: 60.8%
January to July 2026
4.10 TWh
Provisional
Range, 2015 to 2025
5.5–7.3
TWh a year. Low 2022, high 2018
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 1,690,040 | Not reported | 12 of 12 |
| 2001 | 4,992,017 | Not reported | 12 of 12 |
| 2002 | 5,685,767 | Not reported | 12 of 12 |
| 2003 | 3,435,841 | Not reported | 12 of 12 |
| 2004 | 3,632,823 | Not reported | 12 of 12 |
| 2005 | 3,789,328 | Not reported | 12 of 12 |
| 2006 | 4,508,439 | Not reported | 12 of 12 |
| 2007 | 4,373,178 | Not reported | 12 of 12 |
| 2008 | 3,665,598 | Not reported | 12 of 12 |
| 2009 | 5,188,091 | Not reported | 12 of 12 |
| 2010 | 3,331,722 | 34.9% | 12 of 12 |
| 2011 | 4,295,480 | 45.0% | 12 of 12 |
| 2012 | 4,913,163 | Not reported | 12 of 12 |
| 2013 | 5,193,942 | Not reported | 12 of 12 |
| 2014 | 5,333,833 | 54.9% | 12 of 12 |
| 2015 | 5,999,121 | 61.8% | 12 of 12 |
| 2016 | 6,053,883 | Not reported | 12 of 12 |
| 2017 | 6,150,338 | Not reported | 12 of 12 |
| 2018 | 7,285,075 | 74.7% | 12 of 12 |
| 2019 | 7,004,287 | 71.9% | 12 of 12 |
| 2020 | 7,022,063 | 71.9% | 12 of 12 |
| 2021 | 6,130,571 | 62.9% | 12 of 12 |
| 2022 | 5,477,667 | 56.2% | 12 of 12 |
| 2023 | 5,659,322 | 58.1% | 12 of 12 |
| 2024 | 5,938,348 | 60.8% | 12 of 12 |
| 2025 | 6,862,791 | 70.4% | 12 of 12 |
| 2026 (provisional, partial year) | 4,099,226 | 72.4% | 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
2.87M
US short tons. 2024: 2.49M
SO₂, 2025
14
US short tons
NOx, 2025
701
US short tons
CO₂ per MWh, calculated
0.42 t
About 835 lb per MWh
4 of 4 EPA units reported CO₂ in 2025 (1, 2, 3, 4), matched to EIA plant 55097 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
1,349
million gallons
Consumption, 2024
1,138
million gallons
Source
Lake Pat Mayse
Surface, Fresh. Induced-draft tower
Watershed stress
Moderate · 0.555
USGS SUI, HUC12 Auds Creek
12 of 24 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 |
|---|---|---|---|
| CTG1 | Natural Gas Fired Combined Cycle | 176.0 | May 2000 |
| CTG2 | Natural Gas Fired Combined Cycle | 176.0 | May 2000 |
| CTG3 | Natural Gas Fired Combined Cycle | 176.0 | December 2000 |
| CTG4 | Natural Gas Fired Combined Cycle | 176.0 | December 2000 |
| STG1 | Natural Gas Fired Combined Cycle | 204.3 | May 2000 |
| STG2 | Natural Gas Fired Combined Cycle | 204.3 | May 2000 |
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 LaFrontera Holdings 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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Power plants near Lamar Power Project
More plants operated by LaFrontera Holdings LLC
Questions about Lamar Power Project
How much power does Lamar Power Project produce?
Lamar Power Project reported 6,862,791 MWh (6.86 TWh) of net generation in 2025, a 70.4% capacity factor on 1,112.6 MW of nameplate capacity. From January to July 2026 it reported 4.10 TWh, which is provisional.
Where is Lamar Power Project?
Lamar Power Project is in Lamar County, Texas, at 33.6308, −95.5900. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Lamar Power Project?
EIA-860M for August 2026 lists LaFrontera Holdings LLC as the operator (EIA operator ID 60477). The operator is not always the owner.
When did Lamar Power Project start operating?
Its first generator began operating in May 2000, 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