Cousins to the gladiola, these are hardy plants that produce clumps of green sword-shaped leaves, with tall, arching spikes of funnel-shaped blossoms appearing in mid to late summer.
The 10 biggest U.S. electric utilities visualized. Duke Energy's merger with Progress Energy, completed in July 2012, created the largest electric utility in the United States. In fact, two of the three largest U.S. utilities are the result of recent mergers. Exelon, third on the list of the 10 biggest U.S. utilities, merged with Constellation Energy in March 2012. Duke will now service 7 million retail customers across six states.
Cleveland Public Power's three hundred megawatt system ranks as the largest municipally owned electric utility in the State of Ohio and one of the largest in the United States. CPP's electrical footprint extends throughout the City of Cleveland, providing service to the nearly 80,000 residential, commercial and industrial customers. This system is comprised of three 138 kV interconnections, allowing for access to electrical power available on the market.