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Fuel Mix Disclosure Data

Michigan Public Service Commission Regional Electric Power Fuel Sources, Emissions, and Nuclear Waste for Electric Supplier Cost Disclosures for the Year 2023

Issued: October 3, 2025

The following is the Michigan Public Service Commission (MPSC) Staff's calculation for regional average fuel mix, emissions, and high-level nuclear waste. This data has been prepared as directed by the Commission in Order Case No. U-12487, dated June 5, 2001 and December 20, 2001, concerning supplier disclosure standards as required under 2000 PA 141. Suppliers may rely upon this information to meet their disclosure requirements for the year 2024. 

Fuel Source
For the 12-month Period
August 2024- July 2025

Regional Average Fuel Mix
Used to Generate Electricity in
Michigan, Illinois, Indiana,
Ohio, and Wisconsin

Coal 25.848%
Nuclear 24.240%
Natural Gas 35.9551%
Oil 0.488%
Hydroelectric 0.659%
Renewable Fuels Total* 12.810%
Biofuel 0.517%
Biomass 0.248%
Solid Waste Incineration 0.128%
Solar 3.585%
Wind 7.907%
Wood 0.426%
*Includes Landfill Gas

 

Emission/Waste
For the 12-month Period
January - December 2022
(Based on the most recent available data at the time of this publication.)

Regional Average for
Fossil/Nuclear Generation for
Michigan, Illinois, Indiana,
Ohio, and Wisconsin
(lb/MWh)

Sulfur Dioxide 0.56
Carbon Dioxide 940.89
Nitrogen Oxides 0.58
High-Level Nuclear Waste** 0.006
**High-level nuclear waste is based on discharged fuel for a time span of approximately 3 years in length ending in 2013.

Prepared by: Staff of the Michigan Public Service Commission, October, 2025

For questions concerning this please contact: Marcy Champion