Bellefield Solar and Energy Storage Farm

Bellefield Solar and Energy Storage Farm is a 1 GW battery storage project in Kern County, California, operated by 50LW 8me LLC. EIA-860M lists 2 generating units here, inside CAISO. Its units entered service in 2025.

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
1,000 MW
1,000 MW net summer
Generating units
2
In service
2025
EIA plant ID
64210

Where it is

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County
Kern County, California
Coordinates
35.063, -118.0878
Balancing authority
CISO
Sector
IPP Non-CHP

Units, technology and status

Operator of record
50LW 8me LLC
Primary energy source
Battery
Technologies
Batteries, Solar Photovoltaic
Status
Operating

This site runs on more than one energy source. EIA-860M capacity splits: Battery 500 MW, Solar 500 MW. It is filed here under Battery, the source with the most capacity.

Every plant 50LW 8me LLC reports to EIA →

Bellefield Solar and Energy Storage Farm: FAQ

Where is Bellefield Solar and Energy Storage Farm?
In Kern 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 Bellefield Solar and Energy Storage Farm?
1 GW of nameplate capacity across 2 units, as of the EIA-860M release for 2026-07.
Who owns Bellefield Solar and Energy Storage Farm?
EIA-860M names 50LW 8me LLC as the reporting entity. That is the operator of record on the survey, which is not always the ultimate owner.
Is this the same as Bellefield Solar and Energy Storage Farm LLC?
Probably, but EIA-860M does not say. The survey records a plant name and a reporting entity — 50LW 8me LLC here — not the project company that holds the asset. Project companies are commonly registered as an LLC carrying the plant's name, so a search for "Bellefield Solar and Energy Storage Farm LLC" usually means this site. This page shows only what EIA files, and does not assert a corporate structure it cannot see.
Is Bellefield Solar and Energy Storage Farm still running?
EIA-860M files it as "Operating" for 2026-07. Statuses change monthly, and this page follows the monthly release.