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MEDIA ADVISORY

Sunday, December 05, 2010

WHAT: MEDIA AVAILABILITY

WHO: Joseph M. Rigby CEO, Pepco Holdings, Inc. Dave Velazquez, Executive VP, Pepco Holdings, Inc.

Thomas H. Graham, President, Pepco Region

DATE: December 6, 2010

TIME: 10 a.m.

LOCATION: Pepco Holdings, Inc. Headquarters, 701 Ninth St. NW

Washington, D.C. 20068

Pepco leadership will discuss the current status of its Reliability Enhancement Plans. For more information, contact Bob Hainey, Media Relations Manager, at (202) 330-9694 (Cell).

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Pepco, a subsidiary of Pepco Holdings, Inc. (NYSE: POM), delivers safe, reliable and affordable electric service to more than 778,000 customers in Maryland and the District of Columbia.