Solar Star 4 — Plant Summary
- EIA Plant ID
- 68241
- Capacity
- 47 MW
- Primary Fuel
- Solar
- Technology
- Batteries, Solar Photovoltaic
- Status
- Under construction
- Location
- Kern, CA
- Operating Since
- —
- Generators
- 2
- Operator
- Solar Star 4, LLC
- Parent Company
- —
- Balancing Authority
- California Independent System Operator
- ISO/RTO
- CAISO
- NERC Region
- WECC
Solar Star 4
Under constructionBESSSolarHybridGEM: construction
Ranked #151 of 963 Solar plants in CA#1393 of 7447 nationally
47 MW Batteries (23 MW) + Solar Photovoltaic (24 MW) under construction in Kern, CA — California Independent System Operator
EIAGEM
47 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Solar Photovoltaic
—
Operating Since
Location
Coordinates
34.8417, -118.4551
County
Kern, CA
Nearby Plants
- Solar Star 3BESS47 MW · 0.0 km
- RE Astoria 2Solar75 MW · 0.4 km
- RE AstoriaSolar100 MW · 0.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Solar Star 4, LLC | — | — |
| Owner(s) | Solar Star 4, LLC | — | — |
| Status | Under construction | construction | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
Solar Star 4 is a hybrid power plant located in Kern County, California. The facility has a total capacity of 47 MW and is operated by Solar Star 4, LLC. The plant utilizes both battery storage and solar photovoltaic technologies, with electricity as its primary fuel source. It consists of two generators employing a fixed tilt solar tracking system.
The plant operates within the California Independent System Operator (CAISO) balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Solar Star 4 ranks as the 160th largest power plant in California out of 300, and nationally it is ranked 621 out of 1205 facilities. Recent news coverage related to the plant includes 7 articles on industry topics, 2 on deals, and 1 on regulatory matters.
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
No generation data available for this plant.
Financial Data
No financial data available for this plant.
Pricing & Market Data
HIGH confidenceMarket Position
ISO/RTO Market
CAISO
LMP Node
POD_ASTORA_2_SOLAR2-APND
Pricing Hub
TH_SP15_GEN-APND
Location Type
Aggregated Node
Node Source
Curated node match
News & Articles (10)Beta
Industry·corporate
Doug Ford’s $100+ billion bet: Why Ontario is spending big on nuclear — even as the rest of the world turns to solar and wind
The Darlington Nuclear Station, the site of four planned new Small Nuclear Reactors — one facet in Ontario's massive nuclear buildout.
Toronto Star·2 months ago
Industry·technology
Space power: The dream of beaming solar energy from orbit
Harvesting solar energy in orbit and beaming it down to Earth is a decades-old idea. Now, a raft of companies say they could make it a...
BBC·4 months ago
Regulatory·federal policy
Pa. and other states fast-track wind, solar permits and contracts to beat Trump’s deadline
Across the country, state leaders are racing to fast-track wind and solar projects before the expiration of federal tax credits to support...
Pennsylvania Capital-Star·7 months ago
Industry·corporate
The future is bright for solar energy, but some in Hood County fear a dark side
An 810-acre solar farm with a lithium battery storage system is coming to the Granbury area, and despite the positives that accompany such developments, some...
Fort Worth Star-Telegram·1 years ago
Last updated 2026-03-14
View all 10 articles