Media Advisory: Duke Energy Completes Turbine Purchase for First Phase of Notrees Project

Duke Energy has placed an order with Vestas for 91 megawatts of additional wind turbines for the first phase of its Notrees wind power project located in Ector and Winkler Counties, Texas.

The 55 wind turbines are scheduled to arrive on the western Texas site in the second half of next year and are anticipated to be in service by the end of 2008. Terms of the transaction with Vestas were not disclosed.

When completed in 2009, the Notrees wind power project will provide 150 megawatts of electricity. The Notrees project is part of the more than 1,000 megawatts of wind power development assets acquired by Duke from Tierra Energy in May 2007.

The company’s wind generation assets are managed by Duke Energy Generation Services, a Duke Energy subsidiary that focuses on renewable energy, commercial power and onsite energy across the United States.

Duke Energy Generation Services (DEGS) develops, owns and operates electric generation for large energy consumers, municipalities, utilities and industrial facilities. DEGS specializes in developing innovative and environmentally sound generation solutions using a variety of fuels, including natural gas, coal, waste coal and wood, as well as wind and other renewable energy.

Duke Energy, one of the largest electric power companies in the United States, supplies and delivers energy to approximately 4 million U.S. customers. The company has approximately 36,000 megawatts of electric generating capacity in the Midwest and the Carolinas, and natural gas distribution services in Ohio and Kentucky. In addition, Duke Energy has more than 4,000 megawatts of electric generation in Latin America, and is a joint-venture partner in a U.S. real estate company.

Headquartered in Charlotte, N.C., Duke Energy is a Fortune 500 company traded on the New York Stock Exchange under the symbol DUK. More information about the company is available on the Internet at: www.duke-energy.com.

Contact: Rick Rhodes
Phone: 704/382-3747
24-Hour Phone: 704/382-8333