COBALT — Project Summary

Queue ID
CAISO-1757
Capacity
512.612 MW
Technology
Solar+Battery
Status
active
Location
Riverside, CA
Region
CAISO
Developer
IA Status
IA Executed

COBALT

BetaActiveSolarBatteryCAISOLBNL + Live

512.612 MW hybrid in Riverside, CA · In queue since April 2020 · Proposed COD May 2027

512.612 MW

Capacity

2

Components

Solar + Battery

5y 11m

In Queue

IA Executed

IA Status

Signed May 2023

Interconnection Timeline

Queue → IA

3y 1m

IA → COD

4 years

Total Duration

3y 1m

Construction75%
Queue EntryApr 15, 2020

Interconnection request submitted to ISO/RTO

Cluster Study (Phase I/II)

CAISO uses cluster studies where projects are batched annually and studied together.

Typical: 36–48 months (IR to IA)

Interconnection AgreementMay 1, 2023

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 18–30 months

Commercial Operation

Proposed COD: 2027-05-31

Technology
Solar256.41 MW · 50%
Battery256.202 MW · 50%
Project Details

State

CA

County

Riverside

Region

CAISO

Developer

Utility

SCE

Entity

CAISO

Point of Interconnection

Colorado River Substation 220kV

Data Source

LBNL + Live