How big is Roaring Brook, LLC?

Roaring Brook, LLC has a reported capacity of 79.7 MW. Source: EIA Form 860M.

What kind of plant is Roaring Brook, LLC?

Roaring Brook, LLC is a Onshore Wind Turbine facility in Lewis County, NY, participating in the NYISO market.

Where is Roaring Brook, LLC located?

Roaring Brook, LLC is in Lewis County, NY, inside the NYISO balancing area.

Who operates Roaring Brook, LLC?

Roaring Brook, LLC is operated by Avangrid Power LLC according to the EIA generator inventory. Reporting membership does not by itself establish ultimate ownership.

How much electricity does Roaring Brook, LLC generate?

Roaring Brook, LLC reported 190.2 GWh over the twelve months to 2026-06. Figures are net generation as filed to EIA-923.

How does Roaring Brook, LLC compare to other plants?

By capacity, Roaring Brook, LLC ranks #765 of 1,362 operating plants of the same technology nationally. It ranks #19 of 32 in NY.

Roaring Brook, LLC — 80 MW wind farm, Lewis County, NY

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Roaring Brook, LLC — 80 MW wind farm, Lewis County, NY · Ask the Grid

Overview

Nameplate capacity: 79.7 MW
Canonical EIA plant baseline.
Registry anchor: Plant 61041
plant-61041

Structured profile

Technology: Onshore Wind Turbine
Operator: Avangrid Power LLC

Related assets

Similar plants ranked by technology, capacity, and distance.

Copenhagen Wind Farm

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Number Three Wind Project

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Units and generators

Operating generator records and technology attributes reported through EIA-860.

Generator	Capacity	Technology	Operation	Status
WT1	79.7 MW 79.7 MW summer	Onshore Wind Turbine Wind · WT	Oct 2021	Operating

Performance

Monthly EIA generation history and recent market-resource behavior where linked telemetry is available.

Peer context

Technology capacity: 79.7 MW
National rank: #765
NY rank: #19

Monthly generation

Download CSV

Latest 12 months

190.2 GWh

Reported net generation

Latest report

Jun 2026

EIA-923 monthly filing

2025 capacity factor

29.8%

Using current reported nameplate capacity

Grid and market context

Deterministic links to ERCOT market resources, price records, outage disclosures, queue records, and nearby infrastructure. Candidate joins remain labeled until corroborated.

Nearby substations

HIFLD infrastructure inventory

UNKNOWN125628

IN SERVICE · 230 kV

8.1 km

UNKNOWN127526

Commercial, land, and environmental record

Source-backed project transactions, agreements, land records, permits, and environmental disclosures. Portfolio and adjacent-project facts remain explicitly scoped.

Transactions and agreements

Regulatory Filing

Jan 21, 2020

Joint petition filed by Flat Rock Windpower LLC, Flat Rock Windpower II LLC, and PPM Roaring Brook, LLC requesting PSC approval to transfer a 19.86% ownership interest in the 230 kV transmission line from Flat Rock entities to Roaring Brook.

PPM Roaring Brook, LLC · Flat Rock Windpower LLC · Flat Rock Windpower II LLC

documents.dps.ny.gov

Regulatory Approval

Jun 12, 2020

New York Public Service Commission issued Order Approving Transfers (Cases 20-E-0033 and 03-T-0515), authorizing the transfer of a 19.86% undivided ownership interest in the 230 kV transmission line from Flat Rock entities to PPM Roaring Brook, LLC. This transaction pertained to interconnection infrastructure, not ownership of the wind generating facility itself.

PPM Roaring Brook, LLC · Flat Rock Windpower LLC · Flat Rock Windpower II LLC · New York Public Service Commission

documents.dps.ny.gov

Public Announcement

Jan 4, 2022

Public report announced that Avangrid Renewables' Roaring Brook Wind Farm, comprising 20 turbines across approximately 4,700 acres in Martinsburg, NY, had recently gone into operation and would generate more than 229,000 MWh annually, enough to power over 31,000 homes.

Avangrid Renewables LLC

dailyenergyinsider.com

Related parties and identifiers

Parties, market resources, and identifiers tied to this asset, with owner, operator, developer, EPC, compliance provider, and interconnecting entity roles kept separate.

Relationship graph

Drag organizations to explore the network. Select a node to pin its details and available page link.

AssetMarket / regulatorContractorEquipmentOwner / operator

Timeline and sources

Project milestones and public references behind the asset profile.

Project timeline

Jan 21, 2020
Jan 21, 2020
Joint Petition for Transmission-Line Ownership Transferdocuments.d...
Joint petition filed by Flat Rock Windpower LLC, Flat Rock Windpower II LLC, and PPM Roaring Brook, LLC requesting PSC approval to transfer a 19.86% ownership interest in the 230 kV transmission line from Flat Rock entities to Roaring Brook.
Jun 12, 2020

Reporting portfolio

EIA reporting entity

Avangrid Power LLC

Entity 15399

Operating portfolio

73 plants

22 states

Reported capacity

9,016.6 MW

Onshore Wind Turbine · Solar Photovoltaic

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El Cabo Wind	298 MW	NM
Klondike Windpower III	297.5 MW	OR
True North Solar, LLC	238.8 MW	TX
Patriot Wind Farm	226.1 MW	TX

Portfolio membership follows the latest EIA-860 reporting entity. It does not imply ultimate ownership.

View full reporting portfolio

Roaring Brook, LLC