Keweenaw County Water Violations

Keweenaw County in Michigan has 5 active public water systems. Together, these systems have 6 health-based violations on record out of 144 total. Health-based violations indicate a contaminant exceeded EPA limits or required treatment was not performed.

Water SystemPopulation ServedSourceViolationsHealth-Based
Grant Township - Copper Harbor 200 Groundwater 13 5
Eagle Harbor Township 300 Groundwater 13 1
Sherman Township 40 Groundwater 112 0
Ahmeek 148 Groundwater Purchased 3 0
Houghton Township 138 Groundwater 3 0