PJM Interconnection: U.S. Energy Markets

Iberdrola Renewables has been a part of PJM since 2007, building and operating 815 megawatts of wind power at five facilities -- enough to power more than 210,270 000 homes. PJM Interconnection, the world's largest competitive wholesale electricity market, is a regional transmission organization operating an electric transmission system serving states in the Mid-Atlantic to the Midwest.