Stillwater Wind Project is a 79.75MW onshore wind power project. It is located in Montana, the US. The project is currently active. It has been developed in multiple phases. Post completion of construction, the project got commissioned in October 2018.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Onshore 79.75 79.75 Active Montana, the US BayWa r.e. Wind; Pattern Energy Group 2


The project was developed by BayWa r.e. Wind and Pattern Energy Group 2. Pattern Energy Group and Public Sector Pension Investment Board are currently owning the project.

The project generates 282,000MWh electricity and supplies enough clean energy to power 23,000 households, offsetting 270,000t of carbon dioxide emissions (CO2) a year. The project cost is $145.739m.

The Stillwater Wind Project (Stillwater Wind Project_I), has 85m high towers.

The Stillwater Wind Project (Stillwater Wind Project_II), has 80m high towers.

Development Status

The project is currently active. The project got commissioned in October 2018.

Power Purchase Agreement

The power generated from the project is sold to NorthWestern under a power purchase agreement. The power is sold at the rate of $0.037kWh for a period of 25 years. The contracted capacity is 79.75MW.

Contractors Involved

Stillwater Wind Project (Stillwater Wind Project_I) is equipped with Siemens Gamesa Renewable Energy SWT-2.625-120 turbines. The phase consists of 26 turbines with 2.625MW nameplate capacity.

Stillwater Wind Project (Stillwater Wind Project_II) is equipped with Siemens Gamesa Renewable Energy SWT-2.3-108 turbines. The phase consists of 5 turbines with 2.3MW nameplate capacity.

Siemens Gamesa Renewable Energy is the O&M contractor for the wind power project, commencing from the year 2018.

About BayWa r.e. Wind

BayWa r.e. Wind, LLC (BayWa r.e. Wind), formerly WKN USA, LLC, is a renewable energy company. It operates as a turn-key developer and operator of renewable energy projects in North America. The company develops, constructs, owns and operates renewable energy projects. It undertakes both wind and solar photovoltaic projects. The company has a subsidiary, namely, BayWa r.e. renewable energy GmbH. It is a subsidiary of BayWa AG. BayWa r.e. Wind is headquartered in San Diego, California, the US.


All power projects included in this report are drawn from GlobalData’s Power Intelligence Center. The information regarding the project parameters is sourced through secondary information sources such as electric utilities, equipment manufacturers, developers, project proponent’s – news, deals and financial reporting, regulatory body, associations, government planning reports and publications. Wherever needed the information is further validated through primary from various stakeholders across the power value chain and professionals from leading players within the power sector.