Naugatuck Avenue Battery Storage — Project Summary

Queue ID
ISO-NE-1089
Capacity
205.320007 MW
Technology
Battery
Status
active
Location
New Haven, CT
Region
ISO-NE
Developer
IA Status
IA Executed

Naugatuck Avenue Battery Storage

BetaActiveBatteryISO-NELBNL + Live

205.32 MW storage in New Haven, CT · In queue since January 2021 · Proposed COD December 2026

205.32 MW

Capacity

1

Components

Battery

5y 2m

In Queue

IA Executed

IA Status

COD target: 2026

Interconnection Timeline

Total Duration

5y 11m

Construction75%
Queue EntryJan 8, 2021

Interconnection request submitted to ISO/RTO

TCS Study

ISO-NE is transitioning to cluster studies per FERC Order 2023.

Typical: 25–30 months (recent)

Interconnection Agreement

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 6–18 months

Commercial Operation

Proposed COD: 2026-12-01

Project Details

State

CT

County

New Haven

Region

ISO-NE

Developer

Utility

ISO-NE

Entity

ISO-NE

Point of Interconnection

Devon 115 kV open position between 4T and 5T

Data Source

LBNL + Live

No news available for this project.