Valley Solar (NYISO-828) — Project Summary

Queue ID
NYISO-828
Capacity
20 MW
Technology
Solar
Status
active
Location
Tioga, NY
Region
NYISO
Developer
Valley Solar NY LLC
IA Status
Facility Study

Valley Solar

NYISO-828BetaActiveSolarNYISOLBNL

20 MW generation in Tioga, NY · In queue since April 2019 · Proposed COD January 2027

BA: NYISISO/RTO: NYISONERC: NPCCRC: NYIS

20 MW

Capacity

1

Components

Solar

7y 3m

In Queue

Facility Study

IA Phase

Signed Jan 2021

Interconnection

Queue → IA

1y 9m

IA → COD

6 years

Total Duration

1y 9m

Construction50%
Queue EntryApr 24, 2019

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 AgreementJan 22, 2021

Interconnection agreement executed — binding commitment to build

Typical: 30–60 days (negotiation)

ConstructionCurrent

Project under construction

Typical: 12–24 months

Commercial Operation

Proposed COD: 2027-01-01

About

Valley Solar is a proposed 20 MW solar generation project located in Tioga County, New York. Developed by SunEast Valley Solar LLC, the project is interconnected to the New York State Electric and Gas (NYSEG) system at the Owego 34.5kV Substation. It is listed in the New York Independent System Operator (NYISO) interconnection queue as queue ID NYISO-828, with an entry date of April 24, 2019. The proposed commercial operation date is November 1, 2024, and the project's interconnection agreement status is currently in the Facility Study phase.

The proposed project is linked to the existing SunEast Valley Solar Project operating plant (EIA plant ID 63862). Valley Solar has been the subject of recent news coverage, with 18 articles appearing in the press.

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

Tioga

Grid Region

NYISO (New York)

Market

ISO/RTO Member

Developer

Valley Solar NY LLC

Utility

NYSEG

Entity

NYISO

Service Type

Point of Interconnection

Owego 34.5kV Substation

Data Source

LBNL

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
NYISO Zone E
Hub Confidence
UNKNOWN

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.