Sunnyvale City of WPCP
Santa Clara County, California · EIA plant ID 57557 · Operator: Sunnyvale City of WPCP
Nameplate2MWSummer 2 MW
Generators2in service
Net generation7GWh12 mo to Dec 2025
Capacity factor42%other units, summer MW
Heat rate11,766Btu/kWhfossil units, electric fuel, HHV
First online1997Retirement planned Nov 2028
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), other 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 | 10.6 | 52.6% | 10,683 |
| 2011 | 9 | 50.2% | 16,707 |
| 2012 | 9.3 | 45.1% | 12,236 |
| 2013 | 9.2 | 43.3% | 12,659 |
| 2014 | 8.5 | 37.6% | 12,556 |
| 2015 | 9.6 | 46.1% | 11,374 |
| 2016 | 9.9 | 46.0% | 11,766 |
| 2017 | 8.3 | 43.4% | 11,765 |
| 2018 | 9 | 41.7% | 11,590 |
| 2019 | 10.3 | 45.4% | 11,765 |
| 2020 | 9.2 | — | 11,765 |
| 2021 | 9.4 | — | 11,765 |
| 2022 | 8.5 | — | 11,766 |
| 2023 | 9.7 | — | 11,766 |
| 2024 | 9.5 | — | 11,766 |
| 2025 | 7.5 | 41.5% | 11,766 |
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 |
|---|---|---|---|---|---|---|---|---|
| S-14 | Other Waste Biomass | IC | 0.8 | 0.8 | Nov 1997 | Operating · retirement planned | Nov 2028 | coming soon |
| S-15 | Other Waste Biomass | IC | 0.8 | 0.8 | Nov 1997 | Operating | — | coming soon |
Owner / operator
Operator: Sunnyvale City of WPCP. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Sunnyvale City of WPCP | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Yahoo! - HQ | retired | 1 km |
| JSR000 N Mathilda Fuel Cell | 1 MW | 1.1 km |
| Lockheed Martin Sunnyvale | retired | 1.3 km |
| Google Moffett Park Solar Project | 2 MW | 1.6 km |
| Juniper Networks Sunnyvale | retired | 1.7 km |
| EQX005.0 Toyama Fuel Cell | retired | 2.2 km |