99.4 MW BESS operating in Kings, CA — California Independent System Operator
99.4 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2025
Operating Since
Coordinates
36.2402, -119.9044
County
Kings, CA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Henrietta BESS LLC | — | — |
| Owner(s) | Henrietta BESS LLC | — | — |
| Status | Operating | — | — |
Electrolyte BESS is a 99.4 MW battery energy storage system located in Kings County, California. The plant began operating in 2025 and is owned and operated by Henrietta BESS LLC. The primary fuel type is MWH (megawatt-hours), indicating that it stores and discharges electricity rather than generating it from a fuel source. The facility consists of a single generator utilizing battery technology, with a storage duration of 1 hour.
The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Electrolyte BESS is ranked as the 114th largest power plant in California out of 300, and 517th nationally out of 1205. News coverage of the plant includes 6 articles, with topics including deals, regulatory matters, hazards, and industry news.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
115 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
−375 MWh
Net Charging
-2.9K MWh
Annual Net Energy
-0.5%
Capacity Factor
Positive values indicate net discharge (generation exceeds station load). Negative values indicate net charging. Pure battery storage plants are typically net negative due to round-trip efficiency losses.
No financial data available for this plant.
Market Position
ISO/RTO Market
CAISO
LMP Node
—
Pricing Hub
TH_NP15_GEN-APND
Secondary Zone
TH_ZP26_GEN-APND
Node Source
Shared substation inference
Last updated 2026-03-26
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