Union Sanitary District Cogen
Alameda County, California · EIA plant ID 67485 · Operator: Union Sanitary District
Nameplate2MWSummer 2 MW
Generators2in service
Net generation—GWh12 mo
Capacity factor—no 923 generation in the last 12 months
Heat rate—thermal plants only
First online2015
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.
No capacity factor available.
Heat rate by year
Electric fuel MMBtu × 1000 ÷ net MWh (Btu/kWh, HHV), fossil units only; CT + CA counted as one combined-cycle block.
Heat rate applies to fuel-burning (thermal) units only.
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 |
|---|---|---|---|---|---|---|---|---|
| CG101 | Other Waste Biomass | IC | 0.9 | 0.9 | Apr 2015 | Operating | — | coming soon |
| CG102 | Other Waste Biomass | IC | 0.9 | 0.9 | Apr 2015 | Operating | — | coming soon |
Owner / operator
Operator: Union Sanitary District. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Union Sanitary District | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Gateway#1&2 (Newark CA) | — | 6 km |
| Russell City Energy Center | 655 MW | 6.3 km |
| City of Hayward WWTP | 3 MW | 6.5 km |
| AT&T - Hayward | 1 MW | 7.8 km |
| CSU East Bay | retired | 8.2 km |
| 7999 Gateway Solar | 5 MW | 8.8 km |