Sunnyvale City of WPCP
Biomass power plant in Santa Clara County, California. 1.6 MW of nameplate capacity across 2 generators, operated by City of Sunnyvale WPCP - (CA).
Also known as EIA plant 57557
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 1.6 MWNameplate
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- November 1997First generator online
- Operator
- City of Sunnyvale WPCP - (CA)EIA operator ID 56898
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Santa Clara County, CA37.4194, −122.0153
- EIA plant ID
- 57557EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Sunnyvale City of WPCP produces
Free · EIA-923Net generation, 2025
7.49 GWh
7,491 MWh, final
Capacity factor, 2025
Not reported
2024: 67.5%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
7.5–10.3
GWh a year. Low 2025, high 2019
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | 10,621 | 75.8% | 12 of 12 |
| 2011 | 9,026 | Not reported | 12 of 12 |
| 2012 | 9,339 | Not reported | 12 of 12 |
| 2013 | 9,199 | 65.6% | 12 of 12 |
| 2014 | 8,517 | 60.8% | 12 of 12 |
| 2015 | 9,628 | 68.7% | 12 of 12 |
| 2016 | 9,855 | 70.1% | 12 of 12 |
| 2017 | 8,328 | 59.4% | 12 of 12 |
| 2018 | 8,961 | 63.9% | 12 of 12 |
| 2019 | 10,319 | 73.6% | 12 of 12 |
| 2020 | 9,236 | Not reported | 12 of 12 |
| 2021 | 9,379 | 66.9% | 12 of 12 |
| 2022 | 8,454 | 60.3% | 12 of 12 |
| 2023 | 9,664 | 68.9% | 12 of 12 |
| 2024 | 9,488 | 67.5% | 12 of 12 |
| 2025 | 7,491 | Not reported | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free account · CAISOEmissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| S-14 | Other Waste Biomass | 0.8 | November 1997 |
| S-15 | Other Waste Biomass | 0.8 | November 1997 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists City of Sunnyvale WPCP - (CA) as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Sunnyvale City of WPCP
How much power does Sunnyvale City of WPCP produce?
Sunnyvale City of WPCP reported 7,491 MWh (7.49 GWh) of net generation in 2025.
Where is Sunnyvale City of WPCP?
Sunnyvale City of WPCP is in Santa Clara County, California, at 37.4194, −122.0153. It is in the California Independent System Operator balancing area (CISO).
Who operates Sunnyvale City of WPCP?
EIA-860M for August 2026 lists City of Sunnyvale WPCP - (CA) as the operator (EIA operator ID 56898). The operator is not always the owner.
When did Sunnyvale City of WPCP start operating?
Its first generator began operating in November 1997, according to EIA-860M.
Does InfraMap have power prices for Sunnyvale City of WPCP?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Sunnyvale City of WPCP, with the hub price and node-to-hub basis. Prices are free with an InfraMap account; pricing node names are part of InfraMap Pro.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
- CAISO day-ahead and real-time prices; node and hub assignments as of 2026-10-05
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page