CLIES 20 MW — Project Summary

Queue ID
NYISO-1113
Capacity
20 MW
Technology
Battery
Status
active
Location
Suffolk, NY
Region
NYISO
Developer
Caithness LI Energy Storage, LLC
IA Status
Facility Study

CLIES 20 MW

BetaActiveBatteryNYISOLBNL + Live

20 MW storage in Suffolk, NY · In queue since November 2020 · Proposed COD December 2025

20 MW

Capacity

1

Components

Battery

5y 4m

In Queue

Facility Study

IA Status

COD target: 2025

Interconnection Timeline

Total Duration

5y 1m

Schedule

4 months past proposed COD

Facilities Study50%
Queue EntryNov 18, 2020

Interconnection request submitted to ISO/RTO

TCS StudyCurrent

NYISO transitioned to a Transitional Cluster Study (TCS) format in 2024.

Typical: >42 months (historical); ~24 months target

Interconnection Agreement

Interconnection agreement not yet executed

Typical: 30–60 days (negotiation)

Commercial Operation

Proposed COD: 2025-12-01

Project Details

State

NY

County

Suffolk

Region

NYISO

Developer

Caithness LI Energy Storage, LLC

Utility

LIPA

Entity

NYISO

Point of Interconnection

Sills Road 138 kV

Data Source

LBNL + Live

No news available for this project.