Mason County Water Violations

Mason County in Illinois has 6 active public water systems. Together, these systems have 2 health-based violations on record out of 45 total. Health-based violations indicate a contaminant exceeded EPA limits or required treatment was not performed.

Water SystemPopulation ServedSourceViolationsHealth-Based
Forest City 222 Groundwater 8 1
Easton 334 Groundwater 7 1
Manito 1,552 Groundwater 18 0
Havana 2,963 Groundwater 7 0
San Jose 479 Groundwater 4 0
Mason City 2,558 Groundwater 1 0