PPG Powerhouse C
Natural gas power plant in Calcasieu Parish, Louisiana. 357.7 MW of nameplate capacity across 5 generators, operated by Westlake 2 US LLC.
Also known as EIA plant 50489
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 357.7 MWNameplate
- Generators
- 5 operatingEIA-860M, August 2026
- Operating since
- August 1977First generator online
- Operator
- Westlake 2 US LLCEIA operator ID 14306
- Grid
- MISOBalancing authority MISO
- Price nodes
- 1 MISO nodeResource nodes with prices
- Location
- Calcasieu Parish, LA30.2261, −93.2952
- EIA plant ID
- 50489EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power PPG Powerhouse C produces
Free · EIA-923Net generation, 2025
1.55 TWh
1,553,357 MWh, final
Capacity factor, 2025
49.6%
2024: 49.2%
January to July 2026
414 GWh
Provisional. 3 of 7 months reported
Range, 2015 to 2025
1.5–2.1
TWh a year. Low 2020, high 2019
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 2,360,830 | Not reported | 12 of 12 |
| 2001 | 2,393,544 | Not reported | 12 of 12 |
| 2002 | 2,356,940 | Not reported | 12 of 12 |
| 2003 | 1,282,617 | Not reported | 7 of 12 |
| 2004 | 2,167,584 | Not reported | 12 of 12 |
| 2005 | 1,951,974 | Not reported | 12 of 12 |
| 2006 | 1,659,222 | Not reported | 12 of 12 |
| 2007 | 1,945,684 | Not reported | 12 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | 1,820,546 | Not reported | 12 of 12 |
| 2010 | 2,027,142 | 64.7% | 12 of 12 |
| 2011 | 1,838,996 | 58.7% | 12 of 12 |
| 2012 | 1,914,872 | 60.9% | 12 of 12 |
| 2013 | 2,236,357 | Not reported | 12 of 12 |
| 2014 | 2,074,311 | 66.2% | 12 of 12 |
| 2015 | 1,843,343 | Not reported | 12 of 12 |
| 2016 | 1,602,092 | 51.0% | 12 of 12 |
| 2017 | 1,772,379 | 56.6% | 12 of 12 |
| 2018 | 1,899,836 | 60.6% | 12 of 12 |
| 2019 | 2,132,191 | 68.0% | 12 of 12 |
| 2020 | 1,537,996 | 48.9% | 12 of 12 |
| 2021 | 1,809,854 | 57.8% | 12 of 12 |
| 2022 | 1,708,412 | 54.5% | 12 of 12 |
| 2023 | 1,735,044 | 55.4% | 12 of 12 |
| 2024 | 1,545,157 | 49.2% | 12 of 12 |
| 2025 | 1,553,357 | 49.6% | 12 of 12 |
| 2026 (provisional, partial year) | 413,989 | 52.4% | 3 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 · MISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
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 |
|---|---|---|---|
| C1 | Natural Gas Fired Combustion Turbine | 73.1 | August 1977 |
| C2 | Natural Gas Fired Combustion Turbine | 73.1 | June 1978 |
| C3 | Natural Gas Steam Turbine | 57.1 | September 1977 |
| C4 | Natural Gas Fired Combustion Turbine | 77.2 | August 1986 |
| C5 | Natural Gas Fired Combustion Turbine | 77.2 | August 1986 |
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 Westlake 2 US 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.
300 analyst questions a month, plus MCP
Query PPG Powerhouse C and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near PPG Powerhouse C
More plants operated by Westlake 2 US LLC
Questions about PPG Powerhouse C
How much power does PPG Powerhouse C produce?
PPG Powerhouse C reported 1,553,357 MWh (1.55 TWh) of net generation in 2025, a 49.6% capacity factor on 357.7 MW of nameplate capacity. From January to July 2026 it reported 414 GWh, which is provisional.
Where is PPG Powerhouse C?
PPG Powerhouse C is in Calcasieu Parish, Louisiana, at 30.2261, −93.2952. It is in the Midcontinent Independent Transmission System Operator, Inc.. balancing area (MISO).
Who operates PPG Powerhouse C?
EIA-860M for August 2026 lists Westlake 2 US LLC as the operator (EIA operator ID 14306). The operator is not always the owner.
When did PPG Powerhouse C start operating?
Its first generator began operating in August 1977, according to EIA-860M.
Does InfraMap have power prices for PPG Powerhouse C?
Yes. InfraMap has MISO day-ahead and real-time prices at 1 price node linked to PPG Powerhouse C, 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)
- MISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page