Ameresco Butte County
Butte County, California · EIA plant ID 57771 · Operator: Ameresco Butte County LLC
Nameplate2MWSummer 2 MW
Generators1in service
Net generation15GWh12 mo to Dec 2025
Capacity factor84%other units, summer MW
Heat rate—thermal plants only
First online2013
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.
Heat rate applies to fuel-burning (thermal) units only.
Annual data table
| Year | Net GWh | Capacity factor | Heat rate (Btu/kWh) |
|---|---|---|---|
| 2014 | 15.9 | 90.6% | — |
| 2015 | 14.4 | 82.4% | — |
| 2016 | 15.9 | 90.3% | — |
| 2017 | 16.1 | 92.0% | — |
| 2018 | 13.5 | 77.2% | — |
| 2019 | 2.8 | 16.0% | — |
| 2020 | 11.2 | 63.7% | — |
| 2021 | 13.7 | 78.1% | — |
| 2022 | 14.2 | 80.8% | — |
| 2023 | 16 | 91.5% | — |
| 2024 | 16.8 | 95.9% | — |
| 2025 | 14.7 | 84.1% | — |
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 |
|---|---|---|---|---|---|---|---|---|
| 1 | Landfill Gas | IC | 2.3 | 2 | Feb 2013 | Operating | — | coming soon |
Owner / operator
Operator: Ameresco Butte County LLC. Ownership shares by in-service nameplate MW (EIA-860 Schedule 4; units not listed there are wholly owned by the operator).
| Ameresco Butte County LLC | 100.0% | 2 MW |
Nearby plants
Within 80 km.
| Butte College Main Campus Solar | 4 MW | 7.9 km |
| Sierra Nevada Brewing Co Hybrid | 4 MW | 9.2 km |
| Enloe Medical - Chico | 2 MW | 12.8 km |
| Lime Saddle | retired | 13.9 km |
| Centerville PH | 6 MW | 14.2 km |
| Thermalito | 115 MW | 19.7 km |