Pittsburgh and parts of Allegheny and Beaver counties are connected to the high-voltage grid through Duquesne Light Company, which was integrated into PJM’s operations in January 2005.
Electricity customers (residential, commercial and industrial): 327,095**
Total amount of megawatt-hours used: 3,303,471**
*2013 U.S. Census Bureau estimate
**2012 Energy Information Administration data
Other Pennsylvania counties in the Pittsburgh metropolitan area are connected to the high-voltage grid through FirstEnergy-owned companies; which were integrated into PJM’s operations in 2002 (as Allegheny Energy, Inc.) and 2011 (as American Transmission Systems, Inc.)The First Energy electric distribution companies serving the surrounding area are Penn Power and Penelec.
- The city’s economy is largely based on healthcare, education, technology and financial services. (According to Forbes)
- Pittsburgh is home of the world’s first commercial radio station, KDKA, which started transmitting a signal in 1920 and continues to broadcast today.
- Jonas Salk developed the first injectable vaccine against Polio in Pittsburgh with his team from the University of Pittsburgh.
- Game Four of the 1971 World Series, played at Pittsburgh’s Three Rivers Stadium, was the first World Series game played at night.