Ampersand Chowchilla Biomass LLC

Ampersand Chowchilla Biomass LLC is a 13 MW biomass power plant in Madera County, California, operated by Ampersand Chowchilla Biomass LLC. EIA-860M lists 1 generating unit here, inside CAISO. Its unit entered service in 2008.

As of 2026-07 (inventory dated 2026-07-31) · EIA-860M Preliminary Monthly Electric Generator Inventory · eia.gov/…/july_generator2026.xlsx · eia.gov/…/eia860m

Nameplate capacity
12.5 MW
10.5 MW net summer
Generating units
1
In service
2008
EIA plant ID
56706

Where it is

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County
Madera County, California
Coordinates
37.1067, -120.2485
Balancing authority
CISO
Sector
IPP Non-CHP

Units, technology and status

Operator of record
Ampersand Chowchilla Biomass LLC
Primary energy source
Biomass
Technologies
Wood/Wood Waste Biomass
Status
Out of service and NOT expected to return to service in next calendar year

Every plant Ampersand Chowchilla Biomass LLC reports to EIA →

Ampersand Chowchilla Biomass LLC: FAQ

Where is Ampersand Chowchilla Biomass LLC?
In Madera County, California (CA). The map on this page is placed at the coordinates EIA files for the plant, which locate the site rather than any individual unit.
How big is Ampersand Chowchilla Biomass LLC?
13 MW of nameplate capacity across 1 unit, as of the EIA-860M release for 2026-07.
Who owns Ampersand Chowchilla Biomass LLC?
EIA-860M names Ampersand Chowchilla Biomass LLC as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is Ampersand Chowchilla Biomass LLC still running?
EIA-860M files it as "Out of service and NOT expected to return to service in next calendar year" for 2026-07. Statuses change monthly, and this page follows the monthly release.