In the past 20 years, natural gas has displaced most coal-fired generation in Pennsylvania

Natural gas-fired power plants generated 2% of the electricity produced in Pennsylvania in 2001. Over the next 20 years, natural gas-fired generation in the state increased rapidly, reaching 52% in 2021. Natural gas displaced most coal-fired generation, which fell from 57% of the electricity generated in Pennsylvania in 2001 to 12% in 2021.