Palo Seco Plant
Oil power plant in Puerto Rico. 728 MW of nameplate capacity across 10 generators, operated by Puerto Rico Electric Pwr Authority.
Also known as Central Palo Seco · EIA plant 61149
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 728 MWNameplate
- Generators
- 10 operatingEIA-860M, August 2026
- Operating since
- June 1960First generator online
- Operator
- Puerto Rico Electric Pwr AuthorityEIA operator ID 15497
- Grid
- NABalancing authority NA
- Price nodes
- None linkedNo verified ISO node
- Location
- PR18.4559, −66.1484
- EIA plant ID
- 61149EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Palo Seco Plant produces
Free · EIA-923Net generation, 2025
1.36 TWh
1,362,377 MWh, final
Capacity factor, 2025
Not reported
2024: Not reported
January to July 2026
651 GWh
Provisional. 6 of 7 months reported
Range, 2017 to 2025
0.6–2.3
TWh a year. Low 2017, high 2020
| 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 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | Not reported | Not reported | 0 of 12 |
| 2015 | Not reported | Not reported | 0 of 12 |
| 2016 | Not reported | Not reported | 0 of 12 |
| 2017 | 592,369 | Not reported | 12 of 12 |
| 2018 | 1,057,413 | Not reported | 12 of 12 |
| 2019 | 1,314,326 | Not reported | 12 of 12 |
| 2020 | 2,327,623 | Not reported | 12 of 12 |
| 2021 | 1,394,650 | Not reported | 12 of 12 |
| 2022 | 1,853,357 | Not reported | 12 of 12 |
| 2023 | 1,790,725 | Not reported | 12 of 12 |
| 2024 | 655,895 | Not reported | 12 of 12 |
| 2025 | 1,362,377 | Not reported | 12 of 12 |
| 2026 (provisional, partial year) | 650,534 | 20.6% | 6 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 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 |
|---|---|---|---|
| 1 | Petroleum Liquids | 85.0 | June 1960 |
| 1-1 | Petroleum Liquids | 21.0 | December 1972 |
| 1-2 | Petroleum Liquids | 21.0 | December 1972 |
| 2 | Petroleum Liquids | 85.0 | March 1961 |
| 2-1 | Petroleum Liquids | 21.0 | December 1972 |
| 2-2 | Petroleum Liquids | 21.0 | December 1972 |
| 3 | Petroleum Liquids | 216.0 | February 1970 |
| 3-1 | Petroleum Liquids | 21.0 | February 1973 |
| 3-2 | Petroleum Liquids | 21.0 | March 1973 |
| 4 | Petroleum Liquids | 216.0 | July 1970 |
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 Puerto Rico Electric Pwr Authority 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 Palo Seco Plant and 14,224 other projects from Claude or your own tools. Free accounts get 1 question a day.
Power plants near Palo Seco Plant
More plants operated by Puerto Rico Electric Pwr Authority
Questions about Palo Seco Plant
How much power does Palo Seco Plant produce?
Palo Seco Plant reported 1,362,377 MWh (1.36 TWh) of net generation in 2025. From January to July 2026 it reported 651 GWh, which is provisional.
Where is Palo Seco Plant?
Palo Seco Plant is in Puerto Rico, at 18.4559, −66.1484.
Who operates Palo Seco Plant?
EIA-860M for August 2026 lists Puerto Rico Electric Pwr Authority as the operator (EIA operator ID 15497). The operator is not always the owner.
When did Palo Seco Plant start operating?
Its first generator began operating in June 1960, 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)
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page