West Ford Flat — Plant Summary
- EIA Plant ID
- 66669
- Capacity
- 25 MW
- Primary Fuel
- Battery Storage
- Technology
- Batteries
- Status
- Operating
- Location
- Lake, CA
- Operating Since
- 2024
- Generators
- 1
- Operator
- West Ford Flat Energy Storage
- Parent Company
- —
- Annual Generation
- -4,200 MWh
- Capacity Factor
- -1.9%
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
West Ford Flat
OperatingBESS
Ranked #108 of 191 BESS plants in CA#450 of 837 nationally
25 MW BESS operating in Lake, CA — California Independent System Operator
EIA
25 MW
Nameplate Capacity
1
Generators
unit
Batteries
Technology
2024
Operating Since
Location
Coordinates
38.7881, -122.7218
County
Lake, CA
Nearby Plants
- Calistoga Power PlantGeothermal176.4 MW · 1.9 km
- Geysers Unit 5-20Geothermal1163 MW · 2.4 km
- Sonoma California GeothermalGeothermal78 MW · 3.0 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | West Ford Flat Energy Storage | — | — |
| Owner(s) | West Ford Flat Energy Storage | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
West Ford Flat is a 25 MW battery energy storage system (BESS) located in Lake County, California. The plant, owned and operated by West Ford Flat Energy Storage, began operating in 2024. It consists of a single generator utilizing lithium-ion battery (LIB) technology. The plant's storage capacity is 27.4 MWh, providing a duration of approximately 1.1 hours.
The facility connects to the California Independent System Operator (CAISO) balancing authority within the Western Electricity Coordinating Council (WECC) NERC region. West Ford Flat is ranked as the 176th largest power plant in California out of 300, and 665th nationally out of 1205. The plant's primary fuel source is electricity (MWH).
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
California Independent System Operator
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
−361 MWh
Net Charging
-4.2K MWh
Annual Net Energy
-1.9%
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.
Financial Data
No financial data available for this plant.
Pricing & Market Data
MEDIUM confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
SMUDGEO1_2_N006
Pricing Hub
TH_NP15_GEN-APND
Location Type
Pricing Node
Node Source
Curated node match
News & Articles (4)Beta
Grid·capacity addition
Calpine to bring majority of 680MW California BESS online this summer
Gas and geothermal plant operator Calpine Corporation will bring 510MW of its 680MW capacity battery energy storage system (BESS) project in...
Calpine (operator)California (other)
Energy-Storage.News·1 years ago
Industry·corporate
Calpine announces $200 million plan to increase power production
Contextual local journalism in Lake County, California. Exclusive original reporting found only at award winning Lake County News.
Calpine (operator)
Lake County News,California·2 years ago
Hazards·extreme cold
Winter weather forces temporary idling of U.S. auto plants
GM, Ford, Toyota, Subaru, Stellantis and Nissan are among automakers that have shut production in response to snow, ice and subzero...
GM (other)Ford (other)
Automotive News·5 years ago
General
Earth’s Artificial Ring: Project West Ford
At the height of the Cold War in the late 1950s, all international communications were either sent through undersea cables or bounced off of...
Damn Interesting·19 years ago
Last updated 2026-03-14
View all articles