SunEast Flat Stone Solar LLC (NYISO-1000) — Project Summary

Queue ID
NYISO-1000
Capacity
20 MW
Technology
Solar
Status
active
Location
Oneida, NY
Region
NYISO
Developer
SED NY Holdings LLC
IA Status
Facility Study

SunEast Flat Stone Solar LLC

NYISO-1000BetaActiveSolarNYISOLBNL + Live

20 MW generation in Oneida, NY · In queue since March 2020 · Proposed COD November 2026

BA: NYISISO/RTO: NYISONERC: NPCCRC: NYIS

20 MW

Capacity

1

Components

Solar

6y 4m

In Queue

Facility Study

IA Phase

COD target: 2026

Interconnection

Total Duration

6y 8m

Facilities Study50%
Queue EntryMar 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: 2026-11-01

About

The SunEast Flat Stone Solar LLC is a proposed solar generation project located in Oneida County, New York. The project, with a total capacity of 20 MW, is being developed by SED NY Holdings LLC. It is currently listed as active in the New York Independent System Operator (NYISO) interconnection queue under queue ID NYISO-1000.

The project entered the NYISO queue on March 18, 2020, and has a proposed commercial operation date of November 1, 2026. Its interconnection status is currently in the Facility Study phase. The point of interconnection is the Oneida - Rome 115kV line.

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.

Available on the InfraSure platform

See the full development-risk decomposition for this project.

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

State

NY

County

Oneida

Grid Region

NYISO (New York)

Market

ISO/RTO Member

Developer

SED NY Holdings LLC

Utility

NM-NG

Entity

NYISO

Service Type

Point of Interconnection

Oneida - Rome 115kV

Data Source

LBNL + Live

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.

Available on the InfraSure platform

See the full risk decomposition + scenarios for this project.

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.

Available on the InfraSure platform

See the full forecast + scenario decomposition for this project.

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.

Available on the InfraSure platform

See the full revenue + DSCR projection for this project.

Revenue conditioned on COD
Financing close risk
Cohort DSCR comparison
Market Context
Approximate
ISO / RTO
NYISO
Trading Hub
ZONE E
Hub Confidence
MEDIUM

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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InfraSure platform

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