CCCSD Wastewater Treatment Plnt
Contra Costa County, California · EIA plant ID 57573 · Operator: Central Contra Costa Sanitary District
Nameplate4MWSummer 3 MW
Generators1in service
Net generation20GWh12 mo to Aug 2026
Capacity factor76%gas/coal/oil units, summer MW
Heat rate6,330Btu/kWhfossil units, electric fuel, HHV
First online1995Runs 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) |
|---|---|---|---|
| 2010 | 23.6 | 89.9% | 15,349 |
| 2011 | 23.4 | 88.9% | 15,232 |
| 2012 | 11.5 | 43.6% | 15,145 |
| 2013 | 17.2 | 65.4% | 17,207 |
| 2014 | 18.8 | 71.6% | 11,605 |
| 2015 | 21.8 | 83.0% | — |
| 2016 | 19.4 | 73.4% | 6,330 |
| 2017 | 19.2 | 73.2% | 6,330 |
| 2018 | 21.8 | 82.9% | 6,330 |
| 2019 | 21.5 | 82.0% | 6,330 |
| 2020 | 20.4 | 77.5% | 6,968 |
| 2021 | 22.2 | 84.4% | 6,330 |
| 2022 | 21.2 | 80.7% | 6,330 |
| 2023 | 21.7 | 82.6% | 6,330 |
| 2024 | 18.6 | 70.6% | 6,330 |
| 2025 | 20 | 76.1% | 6,330 |
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 |
|---|---|---|---|---|---|---|---|---|
| S188 | Natural Gas Fired Combustion Turbine | GT | 3.5 | 3 | Dec 1995 | Operating | — | coming soon |
Owner / operator
Operator: Central Contra Costa Sanitary District. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Central Contra Costa Sanitary District | 100.0% | 4 MW |
Nearby plants
Within 80 km.
| Central San | 2 MW | 1 km |
| Foster Wheeler Martinez | 114 MW | 3.1 km |
| Martinez Refining | 100 MW | 4.2 km |
| Martinez Sulfuric Acid Regeneration Plt | 4 MW | 5.4 km |
| Valero Refinery Cogeneration Unit 1 | 50 MW | 10.5 km |
| Ameresco Keller Canyon | 4 MW | 11.9 km |