SCARLET — Project Summary

Queue ID
CAISO-1135
Capacity
800 MW
Technology
Solar+Battery
Status
active
Location
Fresno, CA
Region
CAISO
Developer
IA Status
IA Executed

SCARLET

BetaActiveSolarBatteryCAISOLBNL + Live

800 MW hybrid in Fresno, CA · In queue since April 2015 · Proposed COD December 2025

800 MW

Capacity

2

Components

Solar + Battery

10y 11m

In Queue

IA Executed

IA Status

Signed Nov 2017

Interconnection Timeline

Queue → IA

2y 7m

IA → COD

8y 1m

Total Duration

2y 7m

Schedule

3 months past proposed COD

Construction75%
Queue EntryApr 30, 2015

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 AgreementNov 1, 2017

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 18–30 months

Commercial Operation

Proposed COD: 2025-12-23

Technology
Solar400 MW · 50%
Battery400 MW · 50%
Project Details

State

CA

County

Fresno

Region

CAISO

Developer

Utility

PGAE

Entity

CAISO

Point of Interconnection

Tranquility 230 kV

Data Source

LBNL + Live