Duke Energy Nears Completion of $50 Million Wind Project in Wyoming

SUGAR LAND--July 8, 2008--Researched by Industrial Info Resources (Sugar Land, Texas)--Duke Energy Generation Services (Austin, Texas), a subsidiary of Duke Energy Corporation (NYSE: DUK) (Charlotte, North Carolina), has completed construction and is currently in start-up testing of its Happy Jack Windfarm project near Cheyenne, Wyoming. The new facility will provide enough energy to power up to 8,500 homes for the city of Cheyenne and the surrounding community through a 20-year power purchasing agreement with Cheyenne Light, Fuel & Power Company, a subsidiary of Black Hills Corporation (NYSE: BKH) (Rapid City, South Dakota).