Pepco's DC Fuel Mix & Emissions Disclosure Report Highlights Renewable Energy Growth and Air Pollution

Strategic Insights -

Pepco's recent DC Fuel Mix & Emissions Disclosure Report, submitted in compliance with Order No. 13589 issued by the Public Service Commission of the District of Columbia, provides a snapshot of the company's environmental impact. The report highlights a growing reliance on renewable energy sources, including solar and wind power, which now account for 8.06% of Pepco's fuel mix. However, the report also shows that the majority of Pepco's electricity comes from non-renewable sources, with coal and natural gas making up 58.95% of the fuel mix.

Key Takeaways:

  • Pepco's renewable energy resource subtotal is 8.06%, which must comply with the District of Columbia Renewable Energy Portfolio Standard (RPS) requirements of 45% for the 2024 year.
  • The company's fuel mix is comprised of:

+ Coal: 14.80%

+ Natural Gas: 44.15%

+ Nuclear: 32.61%

+ Oil: 0.34%

+ Fuel Cell: 0.03%

+ Other: 0.00%

+ Renewable Energy Captured Methane Gas: 0.53%

+ Geothermal: 0.00%

+ Hydroelectric: 0.95%

+ Solar: 2.12%

+ Solid Waste: 0.46%

+ Waste Heat: 0.08%

+ Wind: 3.75%

+ Wood or other Biomass: 0.17%

+ Unspecified Renewable: 0.00%

  • The standardized environmental data provided are for January 1, 2024 - December 31, 2024.
  • Pepco requires the Standard Offer Service suppliers to purchase renewable energy and Renewable Energy Credits (RECs) from approved resources in the District of Columbia and the PJM area.
  • The amount of air pollution associated with the generation of electricity for the PJM region, which includes Pepco, is:

+ Sulfur Dioxide (SO2): 0.31 pounds per megawatt hour of electricity generated

+ Nitrogen Oxides (NOX): 0.26 pounds per megawatt hour of electricity generated

+ Carbon Dioxide (CO2): 743.52 pounds per megawatt hour of electricity generated

Statistics:

  • Pepco's renewable energy resource subtotal is 8.06%.
  • The company's fuel mix is comprised of 58.95% non-renewable sources.
  • The amount of air pollution associated with the generation of electricity for the PJM region is:

+ SO2: 0.31 pounds per megawatt hour of electricity generated

+ NOX: 0.26 pounds per megawatt hour of electricity generated

+ CO2: 743.52 pounds per megawatt hour of electricity generated

  • Pepco requires the Standard Offer Service suppliers to purchase renewable energy and RECs from approved resources in the District of Columbia and the PJM area.

Sources:

  • Public Service Commission of the District of Columbia, Order No. 13589, issued May 19, 2005
  • Pepco's DC Fuel Mix & Emissions Disclosure Report, dated May 21, 2025
  • PJM Interconnection, website
  • District of Columbia Public Service Commission, website