Terrapin Storage (NYISO-C26-0009) — Project Summary

Queue ID
NYISO-C26-0009
Capacity
400 MW
Technology
Battery
Status
active
Location
Kings, NY
Region
NYISO
Developer
Terrapin Storage LLC
IA Status
—

Terrapin Storage

NYISO-C26-0009BetaActiveESNYISOLive · NYISO

400 MW storage in Kings, NY · In queue since July 2026

BA: NYISISO/RTO: NYISONERC: NPCCRC: NYIS

400 MW

Capacity

0

Components

3 months

In Queue

—

IA Status

Asset Intelligence Map

One connected view of the asset's ownership, operating or development evidence, grid context, commercial relationships, history, and forward outlook.

5 live dimensions
4 decision models

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Structured from the current asset record; empty data branches are omitted.Locked nodes are InfraSure decision models; no simulated values shown.
Interconnection

Total Duration

3 months

Pre-Study0%
Queue EntryJul 31, 2026

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

Commercial operation date not yet determined

Cross-source intelligence
Beta
Low confidence·3 sources·as of 2026-10-25
Expected COD
Jun 2029
Developer
Terrapin Storage LLC
From queue filing
Status
Active
Active in the NYISO Cluster 26 queue (C26-0009), a 400 MW battery in Kings County interconnecting at Gowanus 345 kV. No public signs of construction, permitting or an IA yet.
Financing
Unannounced
About

Terrapin Storage is a proposed battery energy storage project in Kings County, New York, developed by Terrapin Storage LLC. The development project has a total capacity of 400 MW and is classified as a standalone storage project using energy storage (ES) technology. It is located within the service territory of Consolidated Edison (ConEd), which serves as the transmission owner, and it is proposed to interconnect at the Gowanus 345 kV point of interconnection.

The project is listed in the New York Independent System Operator (NYISO) interconnection queue under queue ID NYISO-C26-0009, with a queue entry date of July 31, 2026. As of the latest available data, its status is active. The available records do not specify a proposed commercial operation date or the status of an interconnection agreement for the project.

Generated from interconnection queue and public data sources

Development Risk

Realization risk before commercial operation — cluster-study clearance, IA timing, counterparty mix, and withdrawal probability vs cohort. The diligence view that determines whether this project is worth pursuing. Powered by InfraSure's development-stage modeling stack.

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P(COD by stated date)
Withdrawal probability vs cohort
IA cluster risk
Project Details

State

NY

County

Kings

Grid Region

NYISO (New York)

Market

ISO/RTO Member

Developer

Terrapin Storage LLC

Utility

Transmission Owner ConEd Transmission Owner NaN Name: 210, dtype: object

Entity

NYISO

Service Type

—

Point of Interconnection

Gowanus 345 kV

Data Source

Live · NYISO

Risk Analytics

Composite operating-phase risk view — what this asset's risk profile would look like once it reaches commercial operation. Climate hazards across its operating life, expected generation variability, and offtake counterparty exposure, decomposed into a single decision-grade score. Powered by InfraRisk.

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Climate hazards (8+)
Generation variability (P10/P50/P90)
Offtake + transmission counterparty
Generation Forecast

Forward generation outlook — what this project would produce assuming it reaches commercial operation. Probabilistic ranges (P10/P50/P90) across weather, demand, and policy scenarios, conditioned on the proposed COD. Powered by InfraSure's generation modeling stack.

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P50 conditioned on COD
Capacity factor vs cohort
Weather + policy scenarios
Financial Forecast

Forward revenue, DSCR projection, and financing-close risk — conditioned on commercial operation. The bankability view that determines whether the deal clears its covenants once online. Powered by InfraSure's asset cashflow stack.

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Revenue conditioned on COD
Financing close risk
Cohort DSCR comparison
Market Context
Approximate
ISO / RTO
NYISO
Trading Hub
ZONE J
Hub Confidence
HIGH
Nearest Node (Estimated)
GOWANUS_GT2_1
POI Substation
Gowanus 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.

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