DTE Energy Proposed Retirement of All Coal Plants
The company has submitted a 20-year power plan to Michigan regulators to phase out coal by 2032.
Updated on Sept. 24, 2026 in Utilities
Live Poll
Should local utility companies prioritize retiring all coal plants by 2032?
DTE Energy has submitted a new 20-year power plan to the Michigan Public Service Commission that outlines the retirement of all its coal-fired power plants by 2032. This shift is intended to help the company meet growing electricity demand over the next two decades.
Why it matters
The proposal represents a significant transition for Michigan’s energy infrastructure, moving away from coal as the company seeks to accommodate future load growth. Regulators will now evaluate the impact of these changes on grid stability and state electricity needs.
The plan retires approximately 3 gigawatts of coal generation capacity by 2032, a major reduction from 2005 when coal represented 62% of the company's total capacity. DTE also proposes constructing two new natural gas plants and upgrading the Fermi 2 nuclear site.
The players
DTE Energy
This is a major Detroit-based diversified energy company that provides electricity and natural gas to millions of customers across Michigan.
Michigan Public Service Commission
This state regulatory body is responsible for overseeing utility rates and ensuring reliable energy service for the residents of Michigan.
The details
DTE intends to modernize its grid by upgrading the Fermi 2 nuclear plant and establishing a virtual power plant network that links home and business batteries. The retirement process at the Monroe Power Plant is scheduled to begin in 2028 and conclude by 2032, leaving no coal plants in operation by 2033.
Timeline
In 2005, coal accounted for 62% of DTE generation capacity.
The Monroe Power Plant closure process begins in 2028.
The Monroe Power Plant closure is set to finish in 2032.
DTE will operate no coal-fired plants starting in 2033.
The MPSC review process may take up to one year to complete.
Market Landscape
DTE Energy's retirement schedule aligns with broader industry trends where utilities are decommissioning aging coal assets in favor of more efficient generation technologies. This move positions the company to restructure its portfolio as it shifts toward a future with no coal plants.
Customers should monitor the progress of the regulatory review, as the plan's approval could influence future grid reliability and energy costs across the service area. Residents may eventually see changes in how their energy is sourced as the company integrates new gas plants and battery technology.
The takeaway
This transition marks a turning point in Michigan's energy sector as coal loses its historical dominance in the power stack. Homeowners and businesses may increasingly rely on decentralized energy solutions as the utility shifts toward virtual power plant models.
Further reading
Learn more about local grid developments on the Michigan Utilities section page.
Live Poll
Should local utility companies prioritize retiring all coal plants by 2032?
