Environmental

In Michigan, the Safe Drinking Water Act requires that water systems meet maximum contaminant levels (MCLs) for:

AOnly industrial water users
BPublic water supplies serving 25 or more people year-round✓ Correct
CAll water, including private wells
DOnly municipal systems with populations over 10,000

Explanation

The Safe Drinking Water Act applies to public water systems (those serving 25 or more people or having 15+ connections year-round). Private wells are regulated by state and local law but not directly by the federal SDWA.

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