Chronos Energy Storage
517.1 MW storage in San Bernardino, CA · In queue since April 2023 · Proposed COD December 2028
517.1 MW
Capacity
1
Components
Other Storage
3y 1m
In Queue
Not Started
IA Status
COD target: 2028
Total Duration
5y 8m
Interconnection request submitted to ISO/RTO
CAISO uses cluster studies where projects are batched annually and studied together.
Typical: 36–48 months (IR to IA)
Interconnection agreement not yet executed
Typical: 30–60 days (negotiation)
Proposed COD: 2028-12-30
The Chronos Energy Storage project is a proposed 517.1 MW battery storage project located in San Bernardino County, California. Interconnection is requested through Southern California Edison (SCE) within the California Independent System Operator (CAISO) queue, identified as CAISO-55012. The project entered the CAISO queue on April 17, 2023, with a proposed commercial operation date of December 30, 2028. As of the latest data, the interconnection agreement (IA) has not yet been started.
The proposed project consists entirely of battery storage, categorized as "Other Storage" with a capacity of 517.1 MW. The point of interconnection (POI) is the Lugo 500 kV substation. The Chronos Energy Storage project has been the subject of recent news coverage related to the energy industry.
Generated from interconnection queue and public data sources
State
CA
County
San Bernardino
Grid Region
CAISO (California)
Market
ISO/RTO Member
Developer
—
Utility
SCE
Entity
CAISO
Service Type
—
Point of Interconnection
LUGO 500 kV
Data Source
LBNL
- ISO / RTO
- CAISO
- Trading Hub
- TH_SP15_GEN-APND
- Hub Confidence
- MEDIUM
- POI Substation
- Lugo Substation
This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.
Last updated 2026-03-26
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