Reference Source

Michigan

For Michigan, hazard classification is Significant; classification criteria is Emergency Action Plans (EAPs) are required for high and significant hazard dams; inspection frequency is every 4 years; mandatory is yes; inspector qualification is professional engineer licensed in Michigan, recorded from its source on 2026-08-16.

State
Michigan
Hazard classification
Significant verified
Classification criteria
Emergency Action Plans (EAPs) are required for high and significant hazard dams
Inspection frequency
every 4 years
Mandatory
yes
Inspector qualification
professional engineer licensed in Michigan
Statute
Part 315, Dam Safety, Natural Resources and Environmental Protection Act, 1994 PA 451
Sourcemichigan.gov
Verified
Review by
DatasetDam safety hazard classification, inspection frequency, and owner obligations by US state

What the source says

Significant hazard dams require an inspection report to be submitted every four years.

michigan.gov, retrieved 2026-08-16

Source

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