MidAmerican Wind, a subsidiary of MidAmerican Renewables, is based in Des Moines, Iowa, with operations focused on unregulated wind-powered generation projects.

Bishop Hill
The 81-megawatt Bishop Hill II project is located in Henry County, Ill., near the town of Galva, which is approximately 40 miles northwest of Peoria, Ill. Construction began in fourth quarter 2011. The project commenced commercial operation in December 2012. Ameren Illinois purchases the electricity from the project pursuant to the terms of a 20-year power purchase agreement.

Pinyon Pines I and II
In November 2012, MidAmerican Wind acquired the 168-megawatt Pinyon Pines I and the 132-megawatt Pinyon Pines II projects, formerly known as Alta Wind VII and Alta Wind IX, respectively, from California Highwind Power, a subsidiary of Terra-Gen Power, LLC. The projects are located near Tehachapi, Calif. and were complete in December 2012. Southern California Edison purchases electricity from each of the projects pursuant to the terms of power purchase agreements that extend to 2035.