Freeport Energy
Natural gas power plant in Brazoria County, Texas. 419.3 MW of nameplate capacity across 4 generators, operated by Olin Blue Cube Operations.
Also known as EIA plant 52120
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 419.3 MWNameplate
- Generators
- 4 operatingEIA-860M, August 2026
- Operating since
- August 1982First generator online
- Operator
- Olin Blue Cube OperationsEIA operator ID 59875
- Grid
- ERCOTBalancing authority ERCO
- Price nodes
- 3 ERCOT nodesResource nodes with prices
- Location
- Brazoria County, TX28.9913, −95.4075
- EIA plant ID
- 52120EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Freeport Energy produces
Free · EIA-923Net generation, 2025
1.71 TWh
1,709,962 MWh, final
Capacity factor, 2025
32.4%
2024: 35.9%
January to July 2026
1.15 TWh
Provisional
Range, 2015 to 2025
1.7–4.0
TWh a year. Low 2025, high 2018
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 6,734,516 | Not reported | 12 of 12 |
| 2001 | 5,968,946 | Not reported | 12 of 12 |
| 2002 | 5,708,933 | Not reported | 12 of 12 |
| 2003 | 5,520,665 | Not reported | 12 of 12 |
| 2004 | 5,261,397 | Not reported | 12 of 12 |
| 2005 | 5,085,634 | Not reported | 12 of 12 |
| 2006 | 4,204,762 | Not reported | 12 of 12 |
| 2007 | 4,698,521 | Not reported | 12 of 12 |
| 2008 | 2,560,615 | Not reported | 6 of 12 |
| 2009 | 3,795,790 | Not reported | 12 of 12 |
| 2010 | 4,155,017 | 46.9% | 12 of 12 |
| 2011 | 2,726,782 | 30.8% | 12 of 12 |
| 2012 | 2,846,641 | 47.8% | 12 of 12 |
| 2013 | 3,025,805 | Not reported | 12 of 12 |
| 2014 | 2,608,376 | 43.9% | 12 of 12 |
| 2015 | 2,797,662 | 47.1% | 12 of 12 |
| 2016 | 3,095,317 | 52.0% | 12 of 12 |
| 2017 | 2,537,355 | 42.7% | 12 of 12 |
| 2018 | 3,972,999 | 66.9% | 12 of 12 |
| 2019 | 3,177,956 | 53.5% | 12 of 12 |
| 2020 | 3,325,555 | 55.8% | 12 of 12 |
| 2021 | 3,000,328 | 50.5% | 12 of 12 |
| 2022 | 2,321,230 | Not reported | 12 of 12 |
| 2023 | 2,279,234 | Not reported | 12 of 12 |
| 2024 | 1,901,498 | 35.9% | 12 of 12 |
| 2025 | 1,709,962 | 32.4% | 12 of 12 |
| 2026 (provisional, partial year) | 1,151,418 | 37.5% | 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 account · ERCOTEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSWithdrawal, 2024
55,728
million gallons
Consumption, 2024
Not reported
million gallons
Source
Gulf of Mexico and Brazos River
Surface, Saline. Once-through
Watershed stress
Moderate · 0.491
USGS SUI, HUC12 Outlet Barzos River
12 of 12 cooling months report withdrawal. Saline, brackish or ocean intake; not tested. Blank volumes are unreported, not zero.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| G-61 | Natural Gas Fired Combined Cycle | 94.5 | October 1982 |
| G-63 | Natural Gas Fired Combined Cycle | 94.5 | August 1982 |
| G-65 | Natural Gas Fired Combined Cycle | 111.3 | February 1984 |
| G-67 | Natural Gas Fired Combined Cycle | 119.0 | March 1984 |
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 Olin Blue Cube Operations 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 Freeport Energy
How much power does Freeport Energy produce?
Freeport Energy reported 1,709,962 MWh (1.71 TWh) of net generation in 2025, a 32.4% capacity factor on 419.3 MW of nameplate capacity. From January to July 2026 it reported 1.15 TWh, which is provisional.
Where is Freeport Energy?
Freeport Energy is in Brazoria County, Texas, at 28.9913, −95.4075. It is in the Electric Reliability Council of Texas, Inc. balancing area (ERCO).
Who operates Freeport Energy?
EIA-860M for August 2026 lists Olin Blue Cube Operations as the operator (EIA operator ID 59875). The operator is not always the owner.
When did Freeport Energy start operating?
Its first generator began operating in August 1982, according to EIA-860M.
Does InfraMap have power prices for Freeport Energy?
Yes. InfraMap has ERCOT day-ahead and real-time prices at 3 price nodes linked to Freeport Energy, 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)
- ERCOT day-ahead and real-time prices; node and hub assignments as of 2026-10-05
- 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