Media Advisory: Duke Energy’s Third Quarter Earnings Announcement Schedule and Webcast Information

Duke Energy will announce its third quarter 2007 earnings results at approximately 7 a.m. ET on Friday, Nov. 2, 2007.

An earnings conference call for analysts is scheduled for 10 a.m. ET on Friday, Nov. 2. The conference call can be accessed via the investors’ section of Duke Energy’s Web site, or by dialing 800-475-3716 in the United States or 719-457-2728 outside the United States. The confirmation code is 7423895. Please call in five to 10 minutes prior to the scheduled start time. A replay of the conference call will be available until midnight ET, Nov. 11, 2007, by dialing 888-203-1112 with a confirmation code of 7423895. The international replay number is 719-457-0820, confirmation code 7423895. A replay and transcript also will be available by accessing the investors’ section of the company’s Web site.