Tesoro Hawaii
Honolulu County, Hawaii · EIA plant ID 10093 · Operator: PAR Petroleum
Nameplate20MWSummer 20 MW
Generators1in service
Net generation137GWh12 mo to Aug 2026
Capacity factor78%gas/coal/oil units, summer MW
Heat rate4,642Btu/kWhfossil units, electric fuel, HHV
First online1982Runs as baseload
The 12-month figures include preliminary EIA-923 months, which EIA revises. Final data runs through Dec 2025.
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 | 130.9 | 74.7% | 5,645 |
| 2002 | 156.2 | 89.1% | 4,169 |
| 2003 | 162.4 | 92.7% | 4,339 |
| 2004 | 149.4 | 85.0% | 4,346 |
| 2005 | 148.9 | 85.0% | 4,346 |
| 2006 | 150.3 | 85.8% | 4,346 |
| 2007 | 153.9 | 87.8% | 4,346 |
| 2008 | 141.9 | 80.8% | 4,346 |
| 2009 | 135.6 | 77.4% | 4,346 |
| 2010 | 128.9 | 73.6% | 4,346 |
| 2011 | 114.3 | 65.3% | 4,346 |
| 2012 | 137 | 78.0% | 4,346 |
| 2013 | 91.4 | 52.2% | 4,346 |
| 2014 | 147.1 | 84.0% | 4,346 |
| 2015 | 149.5 | 85.4% | 4,346 |
| 2016 | 146.1 | 83.2% | 4,642 |
| 2017 | 156.5 | 89.3% | 4,642 |
| 2018 | 153.5 | 87.6% | 4,642 |
| 2019 | 166.2 | 94.8% | 4,642 |
| 2020 | 158.5 | 90.2% | 4,642 |
| 2021 | 154.2 | 88.0% | 4,642 |
| 2022 | 156.2 | 89.2% | 4,642 |
| 2023 | 160.9 | 91.8% | 4,642 |
| 2024 | 161.1 | 91.7% | 4,642 |
| 2025 | 158.7 | 90.6% | 4,642 |
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 |
|---|---|---|---|---|---|---|---|---|
| GEN1 | Petroleum Liquids | GT | 20 | 20 | Dec 1982 | Operating | — | coming soon |
Owner / operator
Operator: PAR Petroleum. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| PAR Petroleum | 100.0% | 20 MW |
Nearby plants
Within 80 km.
| Kalaeloa Cogen Plant | 299 MW | 0.5 km |
| H Power | 100 MW | 0.8 km |
| Kalaeloa Home Lands Solar | — | 1 km |
| Campbell Industrial Park | 113 MW | 1.1 km |
| Campbell Industrial Park BESS | retired | 1.4 km |
| AES Hawaii | retired | 1.6 km |