Horse Butte is a 57.6MW onshore wind power project. It is located in Idaho, the US. The project is currently active. It has been developed in single phase. Post completion of construction, the project got commissioned in 2012.

Project Type Total Capacity (MW) Active Capacity (MW) Pipeline Capacity (MW) Project Status Project Location Project Developer
Onshore 57.6 57.6 Active Idaho, the US Utah Associated Municipal Power Systems


The project was developed by Utah Associated Municipal Power Systems and is currently owned by Horse Butte Wind I.

The project supplies enough clean energy to power 25,000 households, offsetting 73,769t of carbon dioxide emissions (CO2) a year. The project cost is $124.934m.

Development Status

The project is currently active. The project got commissioned in 2012.

Power Purchase Agreement

The power generated from the project is sold to Utah Associated Municipal Power Systems under a power purchase agreement.

Contractors Involved

Vestas Wind Systems was selected as the turbine supplier for the wind power project. The company provided 32 units of V100-1.8 MW turbines, each with 1.8MW nameplate capacity.

About Utah Associated Municipal Power Systems

Utah Associated Municipal Power Systems (UAMPS) is an electric cooperative that provides wholesale electric energy to community owned power systems throughout the Intermountain West. The cooperative offers smart energy programs such as Home Energy Savings Program, Cool Cash Program, See Ya Later Refrigerator Program. Its projects include Central-St. George Project, Colorado River Storage Project, Craig-Mona Project, Government and Public AffairsProject, Firm Power Project, Freedom Project, Horse Butte Wind Project, Hunter Project, Intermountain Power Project, Member Services Project, Natural Gas Project, Payson Project, Pool Project, Resource Project, and San Juan Project. UAMPS is headquartered in Salt Lake City, Utah, 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.