Air Products Port Arthur
Jefferson County, Texas · EIA plant ID 55309 · Operator: Air Products LLC
Nameplate169MWSummer 159 MW
Generators4in service
Net generation1,215GWh12 mo to Dec 2025
Capacity factor87%gas/coal/oil units, summer MW
Heat rate6,690Btu/kWhfossil units, electric fuel, HHV
First online2000Runs as baseload
Monthly net generation
EIA-923, all units at the plant. Net of station use; storage can go negative.
FinalPreliminary
Capacity factor by year
Net MWh ÷ (summer MW × hours), gas/coal/oil units. Each year uses that year's EIA-860 ratings; the hollow dot is the latest 12 months.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2001 | 325.5 | — | — |
| 2002 | 299.9 | — | — |
| 2003 | 306.6 | 93.1% | 8,855 |
| 2004 | 295.4 | 92.9% | 12,487 |
| 2005 | 269.3 | 84.9% | 12,511 |
| 2006 | 0 | 0.0% | — |
| 2007 | 763.6 | 67.5% | 12,282 |
| 2008 | 759.2 | 67.0% | 11,873 |
| 2009 | 886 | 78.3% | 11,590 |
| 2010 | 866.3 | 76.6% | 11,539 |
| 2011 | 940.3 | 83.2% | 9,559 |
| 2012 | 972.8 | 85.4% | 11,474 |
| 2014 | 747.8 | 53.7% | 14,695 |
| 2016 | 830.6 | 59.5% | 6,690 |
| 2017 | 1,007.1 | 72.4% | 6,690 |
| 2018 | 1,208.4 | 86.8% | 6,690 |
| 2019 | 1,053.8 | 75.7% | 6,690 |
| 2020 | 832.5 | 59.7% | 9,517 |
| 2021 | 802.3 | 57.6% | 9,841 |
| 2022 | 1,032.1 | 74.2% | 6,690 |
| 2023 | 1,195 | 85.9% | 6,690 |
| 2024 | 998.1 | 71.5% | 6,690 |
| 2025 | 1,215.2 | 87.3% | 6,690 |
Generators
EIA-860 (annual) with EIA-860M updates through Sep 2026. EIA-923 reports generation by plant, prime mover and fuel, not by unit, so unit-level output isn't shown.
| Gen ID | Technology | Prime mover | Nameplate MW | Summer MW | Online | Status | Planned retirement | OEM / model |
|---|---|---|---|---|---|---|---|---|
| GEN 5 | Natural Gas Fired Combustion Turbine | GT | 32.8 | 32.8 | Dec 2012 | Operating | — | coming soon |
| GEN1 | Natural Gas Fired Combustion Turbine | GT | 37.6 | 33.2 | Nov 2000 | Operating | — | coming soon |
| GEN3 | Other Gases | ST | 20.5 | 20.5 | Nov 2006 | Operating | — | coming soon |
| GEN4 | Other Gases | GT | 78.2 | 72.4 | Oct 2006 | Operating | — | coming soon |
| GEN2 | Natural Gas Fired Combined Cycle | CA | 3 | 3 | Nov 2000 | Retired Apr 2012 | — | coming soon |
Owner / operator
Operator: Air Products LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Air Products LLC | 53.8% | 91 MW |
| The Premcor Refining Group Inc | 46.2% | 78 MW |
Nearby plants
Within 80 km.
| Motiva Enterprises Port Arthur Refinery | 277 MW | 2.8 km |
| Legend Power Station | — | 3.3 km |
| JCO Oxides Olefins Plant | 74 MW | 11.3 km |
| NAFTA Region Olefins Complex Cogen Fac | 83 MW | 12.5 km |
| Port Neches Plant | retired | 12.5 km |
| Port Arthur Texas Refinery | 38 MW | 13.1 km |