Grapeland Hybrid
San Bernardino County, California · EIA plant ID 56472 · Operator: Southern California Edison Co
Nameplate60MWSummer 56 MW
Generators2in service
Net generation2GWh12 mo to Dec 2025
Capacity factor1%gas/coal/oil units, summer MW
Heat rate19,736Btu/kWhfossil units, electric fuel, HHV
First online2007Runs as rarely runs
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) |
|---|---|---|---|
| 2007 | 6.9 | 5.1% | 10,763 |
| 2008 | 3.7 | 0.9% | 12,102 |
| 2009 | 1.3 | 0.3% | 16,000 |
| 2010 | 4.4 | 1.1% | 12,448 |
| 2011 | 2.6 | 0.6% | 13,203 |
| 2012 | 21.4 | 5.0% | 10,554 |
| 2013 | 21.2 | 4.9% | 10,501 |
| 2014 | 14 | 3.3% | 10,670 |
| 2015 | 21.6 | 5.0% | 10,088 |
| 2016 | 33.4 | 7.8% | 10,044 |
| 2017 | 22.9 | 5.7% | 11,096 |
| 2018 | 9.9 | 2.5% | 13,075 |
| 2019 | 7 | 1.7% | 13,783 |
| 2020 | 17.5 | 4.3% | 11,565 |
| 2021 | 22.5 | 5.6% | 11,171 |
| 2022 | 10.2 | 2.5% | 13,023 |
| 2023 | 4 | 1.0% | 18,296 |
| 2024 | 3.9 | 1.0% | 19,271 |
| 2025 | 2.2 | 0.5% | 19,736 |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Natural Gas Fired Combustion Turbine | GT | 49.8 | 46 | Sep 2007 | Operating | — | coming soon |
| BA1 | Batteries | BA | 10 | 10 | Dec 2016 | Operating | — | coming soon |
Owner / operator
Operator: Southern California Edison Co. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Southern California Edison Co | 100.0% | 60 MW |
Nearby plants
Within 80 km.
| Separator (Etiwanda) BESS | 113 MW | 0.2 km |
| Foundation IE | 1 MW | 0.8 km |
| VS BI 4th St. RCMU LLC | — | 1.1 km |
| SunE Rochester | 1 MW | 1.3 km |
| Starbucks - Evolution Fresh | retired | 1.6 km |
| VS HW Napa A, LLC | — | 1.6 km |