Brookside Solar (NYISO-880) — Project Summary

Queue ID
NYISO-880
Capacity
100 MW
Technology
Solar
Status
active
Location
Franklin, NY
Region
NYISO
Developer
Brookside Solar, LLC
IA Status
System Impact Study

Brookside Solar

NYISO-880BetaActiveSolarNYISOLBNL

100 MW generation in Franklin, NY · In queue since June 2019 · Proposed COD June 2027

100 MW

Capacity

1

Components

Solar

6y 11m

In Queue

System Impact Study

IA Status

COD target: 2027

Interconnection

Total Duration

8 years

Impact Study25%
Queue EntryJun 10, 2019

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: 2027-06-01

About

Brookside Solar is a proposed 100 MW solar generation project located in Franklin County, New York. Developed by Brookside Solar, LLC, the project is interconnected to the New York State Electric and Gas (NYSEG) system via the Chateaugay - Willis 115kV point of interconnection. The project entered the New York Independent System Operator (NYISO) interconnection queue as queue ID NYISO-880 on June 10, 2019, and has a proposed commercial operation date of June 1, 2027. Its interconnection status is currently in the System Impact Study phase.

The proposed project is linked to an existing operating plant of the same name (Brookside Solar) with EIA plant ID 68473. Brookside Solar has been the subject of recent news coverage, primarily related to regulatory matters.

Generated from interconnection queue and public data sources

Project Details

State

NY

County

Franklin

Grid Region

NYISO (New York)

Market

ISO/RTO Member

Developer

Brookside Solar, LLC

Utility

NYSEG

Entity

NYISO

Service Type

Point of Interconnection

Chateaugay - Willis 115kV

Data Source

LBNL

ApplicantAESWCAX · 2023-12-08
AgencyNew York State Office of Renewable Energy SitingWCAX · 2023-12-08
RulingApprovalWCAX · 2023-12-08
Market Context
Approximate
ISO / RTO
NYISO
Trading Hub
NYISO Zone D
Hub Confidence
MEDIUM
Nearest Node (Estimated)
323719
POI Substation
JERICHO_RISE_WT_PWR

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.

News & Articles (1)Beta

Last updated 2026-03-26

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