The MAPP project is a 230-mile transmission line. It will cross four states and will supply 2 million homes.

“HVDC has many benefits which clearly justify its cost..”

HVDC technology will be used on the 70-mile portion that crosses the Chesapeake Bay and the lower portion of the Delmarva Peninsula

Letter from William M. Gausman, Senior Vice President of Pepco Holdings, Inc. to Terry Boston, President and CEO, PJM Interconnection and Howard Schneider, Chairman, PJM Board of Managers regarding the “Incorporation of Advanced High Voltage Direct Current Technology Into Mid-Atlantic Power Pathway Project”