Guam Drinking Water Violations

Guam has 9 active public water systems regulated under the EPA's Safe Drinking Water Act. Across these systems, there have been 6 health-based violations out of 20 total violations recorded. No water systems currently have unresolved health-based violations.

The most frequently cited health-based contaminants in Guam are Unknown. Health-based violations mean a water system exceeded an EPA maximum contaminant level (MCL) or failed required treatment standards.

Browse the counties below to find specific water systems, or search by address or ZIP code to find your water provider.