Black Walnut Energy Storage LLC
Santa Paula, California
- Capacity
- 15 MW
- Status
- Operating
- Fuel
- Battery storage
- Technology
- Batteries
- Operator
- Black Walnut Energy Storage LLC
- City
- Santa Paula
- County
- Ventura County
- State
- California
- Operational date
- October 2025
- Balancing authority
- CISO
Black Walnut Energy Storage LLC is a 15 MW battery storage power plant in Santa Paula, California. Operated by Black Walnut Energy Storage LLC, it has been operating since 2025. The facility is located in Ventura County, within the CISO balancing authority.
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Source: U.S. Energy Information Administration (EIA-860M)