Western Minnesota Municipal Power Agency

Western Minnesota Municipal Power Agency (WMMPA) was incorporated on June 16, 1976, as a municipal corporation and political subdivision of the State of Minnesota. WMMPA has a formal relationship through which WMMPA finances the construction and acquisition of the generation and transmission facilities for members of Missouri River Energy Services (MRES). MRES staff provides the administrative services to manage WMMPA's portfolios. WMMPA's membership primarily includes the Minnesota members of MRES.

Fitch Ratings, a New York-based financial rating agency, rates WMMPA’s outstanding power supply revenue bonds as AA- with a stable outlook. Moody’s Investors Service, also from New York, rates WMMPA’s outstanding bonds as Aa2 with a stable outlook.

WMMPA Projects

WMMPA's projects include:

  • A 16.47% share, or 280 MW, of the output from the Laramie River Station in Wyoming
  • Financing of the Exira Station, a 140-MW generating facility in west-central Iowa
  • The 50-MW, oil-fired Watertown Power Plant in Watertown, South Dakota
  • The 3.7-MW Worthington Wind Project near the community of Worthington, Minnesota
  • The 18.9-MW Marshall Wind Farm near the community of Marshall, Minnesota
  • A purchase power agreement (PPA) for 40 MW from the Rugby Wind Project in North Dakota
  • A PPA for 21 MW of the Odin Wind Project in Minnesota

  • 1-MW capacity output from the Pierre Solar Project near Pierre, South Dakota

  • 32 MW of output from the Point Beach Nuclear Plant near Two River, Wisconsin
  • Financing for the construction of the Red Rock Hydroelectric Project, which is licensed at 43.1 MW but is capable of generating up to 55 MW at certain times of the year when the water level is elevated
  • Reserved Capacity Agreements (RCAs) with various members for 142 MW
  • WMMPA owns more than $100 million in transmission facilities in Iowa, Minnesota, South Dakota and Wyoming
  • WMMPA has invested in transmission upgrades and expansions in Minnesota and the surrounding region as part of the CapX2020 effort

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