Mt Baldy Energy Storage 2
199 MW storage in San Bernardino, CA · In queue since April 2023 · Proposed COD June 2031
199 MW
Capacity
1
Components
Battery
3y 1m
In Queue
Not Started
IA Status
COD target: 2031
Total Duration
8y 2m
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: 2031-06-01
The Mt Baldy Energy Storage 2 project is a proposed 199 MW battery storage project located in San Bernardino County, California. The project is in the California Independent System Operator (CAISO) interconnection queue as entry CAISO-54861, with a queue entry date of April 17, 2023. Southern California Edison (SCE) is the utility. The proposed commercial operation date is June 1, 2031, and the interconnection agreement (IA) has not yet been started.
The Mt Baldy Energy Storage 2 project has been mentioned in recent news coverage.
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
MIRA LOMA 230 kV
Data Source
LBNL
- ISO / RTO
- CAISO
- Trading Hub
- TH_SP15_GEN-APND
- Hub Confidence
- MEDIUM
- Nearest Node (Estimated)
- MIRALOMA_6_N001
- POI Substation
- Mira Loma 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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