🔌 EV Partnership Switch to Octopus Energy & unlock exclusive smart EV charging rates Find out more → Skip to main content

United States › Power plants › Battery storage › California

BATTERY STORAGE

Sanborn BESS 1

Sanborn BESS 1 is a 100 MW operating battery storage site in Kern County, California, operated by Terra-Gen Operating Co-BESS. Its batteries store up to 200 MWh.

Plant statusOperating
  1. Planning (completed)
  2. Consented (completed)
  3. Construction (completed)
  4. OperatingSep 2021 (current stage)
  5. Closed (not yet reached)

Open in Google MapsMore battery storage sites in California

Generators

Each generating unit EIA lists at this plant.

UnitTechnologyCapacityStatusOnlineRetired / planned retirement
ESSB1Batteries100 MW
200 MWh
OperatingSep 2021

Plant details

Operator
Terra-Gen Operating Co-BESS
Location
Kern County, California
Balancing authority
CISO
Sector
IPP Non-CHP
Capacity
Operating: 100 MW
First unit online
Sep 2021
EIA plant ID
64712

Location

35.0273, -118.1392

Nearby power plants

Source: U.S. Energy Information Administration, Form EIA-860M, September 2026. Planned dates are targets reported by the developer and often change. Report a problem