# Roaring Brook, LLC

NYISO asset profile · https://askthegrid.com/assets/facilities/roaring-brook-llc

Avangrid Power LLC - Lewis County - NYISO

Roaring Brook Wind Farm is a 79.7 MW onshore wind project located in Martinsburg, Lewis County, New York. The facility comprises 20 turbines—five Gamesa G114 units rated at 2.6 MW each and fifteen Siemens Gamesa SG145 units rated at 4.5 MW each—representing the first installation of that SG145 configuration in North America. It is owned by Avangrid Renewables LLC through its subsidiary PPM Roaring Brook, LLC, and is operated by Avangrid Power LLC.

## Metrics

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

## Facts

- **Technology:** Onshore Wind Turbine
- **Operator:** Avangrid Power LLC

## Related parties

- **Affiliate:** PPM Roaring Brook, LLC — FERC market-based-rate applicant and project entity in state regulatory proceedings
- **Developer / affiliate:** Avangrid Renewables LLC — Developer and predecessor operator ([source](https://www.avangrid.com/))
- **EPC contractor / construction contractor:** The Wesson Group — Full EPC contractor ([source](https://www.thewessongrp.com/projects/roaring-brook-wind-farm))
- **Equipment supplier:** Siemens Gamesa Renewable Energy — Wind-turbine OEM ([source](https://www.siemensgamesa.com/global/en/home/press-releases/190425-siemens-gamesa-news-onshore-order-usa-turbine-sg-4-5-145.html))
- **Interconnection counterparty / transmission owner:** National Grid — Transmission and interconnection infrastructure owner ([source](https://www.nationalgrid.com/))
- **Former owner:** Flat Rock Windpower LLC and Flat Rock Windpower II LLC — Prior owners of transmission-line interest; sellers in 2020 transmission transfer

## Sources

- [dailyenergyinsider.com](https://dailyenergyinsider.com/news/33307-avangrid-renewables-roaring-brook-wind-farm-operational-in-ny-state/) — dailyenergyinsider.com · public_source — Source retained for exact-record publication review.
- [documents.dps.ny.gov](https://documents.dps.ny.gov/public/Common/ViewDoc.aspx?DocRefId=%7B4E709648-589A-4BD5-8568-B208180D0EC2%7D) — documents.dps.ny.gov · authoritative — Source retained for exact-record publication review.
- [documents.dps.ny.gov](https://documents.dps.ny.gov/public/Common/ViewDoc.aspx?DocRefId=%7B6023A785-A716-48D8-9FD5-EF00E954E9FF%7D) — documents.dps.ny.gov · authoritative — Source retained for exact-record publication review.
- [federalregister.gov](https://www.federalregister.gov/documents/2020/09/14/2020-20167/ppm-roaring-brook-llc-supplemental-notice-that-initial-market-based-rate-filing-includes-request-for) — federalregister.gov · authoritative — Source retained for exact-record publication review.

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Canonical page: https://askthegrid.com/assets/facilities/roaring-brook-llc
Website: [Avangrid Power LLC](https://www.avangrid.com/)

Source: Ask the Grid — https://askthegrid.com/