Michigan Compiled Laws, Chapter 324. Natural Resources and Environmental Protection § 324.63213

Sec. 63213. (1) A permittee shall file with the department a mining and reclamation report on or before March 15 of each year, during the period the mine is operating and during the postclosure monitoring period. The mining and reclamation report shall contain all of the following:

(2) A permittee shall promptly notify the department and each emergency management coordinator having jurisdiction over the affected area of any incident, act of nature, or exceedance of a permit standard or condition at a mining operation that has created, or may create, a threat to the environment, natural resources, or public health and safety.

(3) Records upon which the mining and reclamation reports are based shall be preserved by the permittee for 3 years and made available to the department upon request.

(4) Records upon which incident reports under subsection (2) are based shall be preserved by the permittee for 3 years or until the end of the postclosure monitoring period, whichever is later.