ExxonMobil Santa Ynez Facility
Santa Barbara County, California · EIA plant ID 50270 · Operator: Sable Offshore Corp
Nameplate49MWSummer 49 MW
Generators2in service
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—Btu/kWhfossil units, electric fuel, HHV
First online1993
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), primary-fuel 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 | 387.8 | — | — |
| 2002 | 338.6 | — | — |
| 2003 | 401.7 | 105.4% | 7,427 |
| 2004 | 409.4 | 107.1% | 6,193 |
| 2005 | 377.3 | 99.0% | 6,193 |
| 2006 | 392.8 | 103.1% | 6,193 |
| 2007 | 368.6 | 96.7% | 6,193 |
| 2008 | 372.7 | 97.5% | 6,193 |
| 2009 | 377 | 98.9% | 6,193 |
| 2010 | 401.5 | 93.3% | 6,193 |
| 2011 | 403.6 | 93.8% | 6,193 |
| 2012 | 334.6 | 77.6% | 6,193 |
| 2013 | 361.5 | 84.1% | 6,007 |
| 2014 | 395 | 91.8% | 6,040 |
| 2015 | 150.2 | 34.9% | 6,007 |
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 |
|---|---|---|---|---|---|---|---|---|
| GTG1 | Natural Gas Fired Combined Cycle | CT | 39.5 | 40.2 | Sep 1993 | Operating (Out of service, expected back within the year) | — | coming soon |
| STG1 | Natural Gas Fired Combined Cycle | CA | 9.8 | 8.9 | Oct 1993 | Operating (Out of service, expected back within the year) | — | coming soon |
Owner / operator
Operator: Sable Offshore Corp. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Sable Offshore Corp | 100.0% | 49 MW |
Nearby plants
Within 80 km.
| Santa Barbara ReSource Center | 6 MW | 7.5 km |
| Tajiguas Plant | retired | 10 km |
| Ellwood | 58 MW | 13.7 km |
| Gaviota Oil Plant | retired | 14.8 km |
| Goleta Energy Storage, LLC | 60 MW | 16.6 km |
| Broadway 3 - UCSB Lot 38 | 2 MW | 18 km |