Mapping how the United States generates its electricity

Coal and natural gas are the most common sources for electricity in the country, but coal represents a declining share. The new Clean Power Plan seeks to accelerate that trend by requiring power plants to cut carbon pollution levels and rewarding states and companies that embrace clean sources of energy. Story: White House set to adopt sweeping curbs on carbon pollution

https://www.washingtonpost.com/graphics/national/power-plants/