Ameresco Butte County
Landfill gas power plant in Butte County, California. 2.3 MW of nameplate capacity across 1 generator, operated by Ameresco Butte County LLC.
Also known as EIA plant 57771
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Key facts
- Capacity
- 2.3 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- February 2013First generator online
- Operator
- Ameresco Butte County LLCEIA operator ID 57079
- Grid
- CAISOBalancing authority CISO
- Price nodes
- 1 CAISO nodeResource nodes with prices
- Location
- Butte County, CA39.6740, −121.7300
- EIA plant ID
- 57771EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Ameresco Butte County produces
Free · EIA-923Net generation, 2025
14.7 GWh
14,733 MWh, final
Capacity factor, 2025
73.1%
2024: 83.4%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
2.8–16.8
GWh a year. Low 2019, high 2024
| 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 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | Not reported | Not reported | 0 of 12 |
| 2013 | Not reported | Not reported | 0 of 12 |
| 2014 | 15,880 | 78.8% | 12 of 12 |
| 2015 | 14,430 | 71.6% | 12 of 12 |
| 2016 | 15,857 | 78.5% | 12 of 12 |
| 2017 | 16,116 | 80.0% | 12 of 12 |
| 2018 | 13,521 | 67.1% | 12 of 12 |
| 2019 | 2,800 | 13.9% | 12 of 12 |
| 2020 | 11,200 | 55.4% | 12 of 12 |
| 2021 | 13,682 | 67.9% | 12 of 12 |
| 2022 | 14,160 | 70.3% | 12 of 12 |
| 2023 | 16,031 | 79.6% | 12 of 12 |
| 2024 | 16,843 | 83.4% | 12 of 12 |
| 2025 | 14,733 | 73.1% | 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 |
|---|---|---|---|
| 1 | Landfill Gas | 2.3 | February 2013 |
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 Ameresco Butte County LLC 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 Ameresco Butte County
How much power does Ameresco Butte County produce?
Ameresco Butte County reported 14,733 MWh (14.7 GWh) of net generation in 2025, a 73.1% capacity factor on 2.3 MW of nameplate capacity.
Where is Ameresco Butte County?
Ameresco Butte County is in Butte County, California, at 39.6740, −121.7300. It is in the California Independent System Operator balancing area (CISO).
Who operates Ameresco Butte County?
EIA-860M for August 2026 lists Ameresco Butte County LLC as the operator (EIA operator ID 57079). The operator is not always the owner.
When did Ameresco Butte County start operating?
Its first generator began operating in February 2013, according to EIA-860M.
Does InfraMap have power prices for Ameresco Butte County?
Yes. InfraMap has CAISO day-ahead and real-time prices at 1 price node linked to Ameresco Butte County, 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