Grapevine Storage — Project Summary

Queue ID
NYISO-C24-257
Capacity
200 MW
Technology
Battery
Status
active
Location
Chautauqua, NY
Region
NYISO
Developer
Grapevine Storage LLC
IA Status

Grapevine Storage

BetaActiveBatteryNYISOLBNL

200 MW storage in Chautauqua, NY · In queue since September 2024 · Proposed COD August 2028

200 MW

Capacity

1

Components

Battery

1y 6m

In Queue

IA Status

COD target: 2028

Interconnection Timeline

Total Duration

3y 11m

Pre-Study0%
Queue EntrySep 23, 2024

Interconnection request submitted to ISO/RTO

TCS Study

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: 2028-08-01

Project Details

State

NY

County

Chautauqua

Region

NYISO

Developer

Grapevine Storage LLC

Utility

NM-NG

Entity

NYISO

Point of Interconnection

Gardenville-Dunkirk Line 74 230kV

Data Source

LBNL