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