In Pennsylvania, fossil fuel energy, primarily gas, accounts for more than half of the state's electricity consumption, making up around 65%. With gas alone contributing to nearly 58% of this portion, it signifies the state's ongoing reliance on fossil energy. However, a silver lining is in the adoption of low-carbon technologies, which now provide over 34% of Pennsylvania's electricity. Leading the low-carbon charge is nuclear power, contributing to approximately 30%, while wind and solar make up close to 3% combined. Coal, another fossil fuel, has a smaller footprint, generating just over 7% of the electricity. The push towards cleaner energy sources is apparent, but fossil fuels still dominate the energy landscape in Pennsylvania.
Data sources used on this page include EIA. More about data sources →
Is Electricity Growing in Pennsylvania?
In a positive turn, Pennsylvania's electricity consumption has seen growth, reaching a new high in 2025 with nearly 19,000 kWh consumed per person, up from the previous record in 2024. This marks an increase of 440 kWh per person, showcasing a steady rise in electricity use. Additionally, low-carbon electricity generation has reached 6,515 kWh per person, signifying an increase of 90 kWh from the previous year's figures. This upward trend in both overall consumption and clean energy indicates Pennsylvania's shifting energy values and its small but encouraging step towards sustainability. However, to support future demands and further improve its green credentials, a sharper increment in low-carbon electricity is imperative.
Suggestions
To further bolster its low-carbon electricity generation, Pennsylvania should focus on expanding its successful nuclear programs. With states like South Carolina and Illinois harnessing over 50% of their electricity from nuclear power, Pennsylvania could learn from their strategies to fortify its nuclear facilities. On the solar front, regions such as California offer a model with their significant solar contribution, reaching 31% of their electricity mix. To enhance wind energy, Pennsylvania can look towards states like Iowa and South Dakota, which generate nearly 60% of their electricity from wind. By adopting and adapting these successes, Pennsylvania can diversify and expand its clean energy portfolio, ensuring a sustainable energy future.
History
The history of Pennsylvania's low-carbon electricity generation shows a mix of slowdowns and moderate growth. In the early 2020s, nuclear power faced a slight decline, with a decreased generation of 0.4 TWh in 2025. However, wind energy showed promise with a 0.3 TWh increase in the same year. Unfortunately, other low-carbon sources like hydro have seen declines in consecutive years. The stagnation in biofuels and the setbacks in some clean energy forms are disappointing, underscoring the need for a robust strategy to enhance low-carbon electricity production. The earlier decades showed minimal change, hinting at missed opportunities for growth. Going forward, strategic expansions in nuclear and solar can provide much-needed momentum to Pennsylvania's green energy journey.
