[4][5] After a series of acquisitions and mergers involving other local electric, gas, and trolley companies which were properties of W.A.

The Three Mile Island accident in 1979 resulted in a massive change in nuclear regulatory requirements and system redesign.

When it was revealed the containment buildings were settling and foundation cracks were discovered, Dow cancelled its contract with Consumers Power, and the project was abandoned in 1984.

In December 2020, Garrick J. Rochow assumed the role of President & CEO of CMS and Consumers Energy after a 17-year tenure at the company.

Consumers retained its looped 23kV and 46kV high voltage sub-transmission (HVD) systems and its radial 138 kV lines as well.

Near the hydros are campgrounds, boat launches and nature trails that are popular spots for canoeing, fishing and bird watching.

It includes an 842-acre reservoir that can store up to 27 billion gallons of water — the equivalent of 2 million backyard swimming pools.

Consumers Energy operated the Big Rock Point Nuclear Power Plant near Charlevoix, Michigan.

In 2014 Consumers Energy started the process of purchasing the DPC Juniper power plant located in Jackson, MI.

Recently in June 2023, Consumers Energy completed the purchase of the Covert Generation Station located in Van Buren County.

[41] In early 2018, General Motors (GM) and Consumers announced that they formed a partnership to develop "smart charging" technology for owners of electric vehicles.

Additionally, Consumers will invest $7.5 million "to encourage the development of EV charging stations across Michigan.

"[42] Annually, Consumers Energy awards about $10 million to Michigan nonprofit organizations through grants, employee and retiree contributions and, corporate giving.

[45][46][47] In 2013, Consumers Energy was given the William Booth Award by The Salvation Army in recognition of its long history of philanthropic activities and leadership for the PeopleCare assistance program.

[50][51] Consumers Energy executives are closely connected to corporate advocacy groups and government positions in Michigan.

[52] President and CEO Garrick Rochow sits on the board of directors of the American Gas Association and the Edison Electric Institute, as well as other state-level business organizations.

In 2018, the Michigan Public Service Commission ordered Consumers to cease donations to CEME for two years due to its activities.