Edwards Calverton Battery Storage (NYISO-1257) — Project Summary

Queue ID
NYISO-1257
Capacity
60 MW
Technology
Battery
Status
active
Location
Suffolk, NY
Region
NYISO
Developer
Edwards Calverton Battery Storage
IA Status
System Impact Study

Edwards Calverton Battery Storage

NYISO-1257BetaActiveBatteryNYISOLBNL + Live

60 MW storage in Suffolk, NY · In queue since September 2021 · Proposed COD March 2025

BA: NYISISO/RTO: NYISONERC: NPCCRC: NYIS

60 MW

Capacity

1

Components

Battery

4y 8m

In Queue

System Impact Study

IA Status

COD target: 2025

Interconnection

Total Duration

3y 6m

Schedule

15 months past proposed COD

Impact Study25%
Queue EntrySep 22, 2021

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: 2025-03-01

Risk Analytics

Forward-looking exposure analytics for this queue project — climate hazards, expected generation variability, counterparty risk — into a single decision-grade view. Powered by InfraRisk.

Available on the InfraSure platform

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Climate hazards (8+)
Generation variability
Counterparty exposure
About

The Edwards Calverton Battery Storage project is a proposed 60 MW battery storage development in Suffolk County, New York. The project, being developed by Edwards Calverton Battery Storage, is interconnected to the Long Island Power Authority (LIPA) grid at the Edwards Avenue Substation at 138 kV. It is currently in the System Impact Study phase of the New York Independent System Operator (NYISO) interconnection queue as project NYISO-1257, with an original queue entry date of September 22, 2021, and a proposed commercial operation date of March 1, 2025.

The proposed project consists of 60 MW of battery storage capacity. The Edwards Calverton Battery Storage project has been featured in recent news coverage related to regulatory matters.

Generated from interconnection queue and public data sources

Project Details

State

NY

County

Suffolk

Grid Region

NYISO (New York)

Market

ISO/RTO Member

Developer

Edwards Calverton Battery Storage

Utility

LIPA

Entity

NYISO

Service Type

Point of Interconnection

Edwards Avenue Substation at 138 kV

Data Source

LBNL + Live

Generation Forecast

Forward-looking generation outlook for this queue project with probabilistic ranges across weather, demand, and policy scenarios. Powered by InfraSure's generation modeling stack.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

10-year horizon (through 2034)
P10 / P50 / P90 confidence bands
Weather + policy + demand scenarios
Financial Forecast

Forward revenue, DSCR bands, and refinancing risk for this queue project, projected under price, demand, and policy scenarios. Powered by InfraSure's asset cashflow stack.

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See the full revenue + DSCR projection for this project.

10-year cashflow horizon
P10 / P50 / P90 DSCR bands
Price + demand + policy scenarios
Market Context
Approximate
ISO / RTO
NYISO
Trading Hub
ZONE K
Hub Confidence
HIGH
POI Substation
Substation

This project's market context is estimated from its Point of Interconnection. Hub and node assignments are approximate and based on geographic inference from the POI substation name.

No news available for this project.

No Ask reports yet for this entity.

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InfraSure platform

Forward forecasts, scenario decomposition, and risk-decision tooling for this queue project.