MARICI
405.515 MW storage in Los Angeles, CA · In queue since April 2021 · Proposed COD February 2031
405.515 MW
Capacity
1
Components
Battery
4y 11m
In Queue
System Impact Study
IA Status
COD target: 2031
Total Duration
9y 10m
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: 2031-02-26
State
CA
County
Los Angeles
Region
CAISO
Developer
—
Utility
SCE
Entity
CAISO
Point of Interconnection
Walnut Substation 230 kV
Data Source
LBNL + Live
City of Industry council approves project to develop battery storage hub, despite calls to delay
Critics are concerned the Marici Battery Energy Storage System (BESS) Facility is a precursor to a data center. Residents and leaders say...
City of Industry council approves project to develop battery storage hub, despite calls to delay
Critics are concerned the Marici Battery Energy Storage System (BESS) Facility is a precursor to a data center. Residents and leaders say...
LA residents protest new battery storage facility, fearing fire risk and a link to AI data centers
The City of Industry has invited commercial and industrial development for decades. But locals said there's a lack of transparency around...
A City of Industry plan for a massive energy storage facility takes step forward, amid pushback on data centers
The City of Industry Planning Commission on Tuesday, Jan. 27, unanimously voted in favor of pushing forward the Marici Battery Energy...
Last updated 2026-03-26