911th largest plant in California · 6594th nationally
Mm San Diego-Miramar is a biomass power plant in California with a nameplate capacity of 6.4 MW. It generates roughly 35.9k MWh per year — enough to power about 3,417 average U.S. homes.
Its capacity factor of 64% puts it in the middle range — running steadily but not full-time.
| Plant Name | Mm San Diego-Miramar |
|---|---|
| Operator | Mm San Diego Energy-Miramar |
| City | San Diego |
| County | San Diego County |
| State | California |
| ZIP | 92111 |
| Coordinates | 32.84484, -117.16275 |
This plant highlighted in navy-ringed pin; other generators within 25 miles shown as fuel-colored dots.
| ID | Technology | Fuel | Capacity | Status | Online |
|---|---|---|---|---|---|
| UNT1 | Landfill Gas | Landfill Gas | 1.6 MW | Operating | 1997 |
| UNT2 | Landfill Gas | Landfill Gas | 1.6 MW | Operating | 1997 |
| UNT3 | Landfill Gas | Landfill Gas | 1.6 MW | Operating | 1997 |
| UNT4 | Landfill Gas | Landfill Gas | 1.6 MW | Operating | 1997 |
| SO₂ | 5 metric tons |
|---|
Annual totals and CO₂ rate reported by EPA eGRID for 2023. Reference averages are approximate U.S.-wide figures from the same dataset.
| NERC Region | WECC |
|---|---|
| Balancing Authority | California Independent System Operator |
Biomass plants burn wood, agricultural waste, or methane from landfills to generate steam and electricity. They are considered carbon-neutral over long timescales when fuel is sustainably sourced, but they produce particulate emissions similar to coal.