A86/100
MCDONOUGH — Water Quality Report 2026
Serving 16,187 people · Georgia
Water Source
Surface Water
County
—
System ID
GA1510003
Violations
10
Contaminant Test Results
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Monitoring Violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: July 1, 2023 – July 31, 2023Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Frequently Asked Questions About MCDONOUGH
Is MCDONOUGH water safe to drink?
MCDONOUGH water receives a grade of A (86/100), which is considered excellent. Out of 46 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has MCDONOUGH detected?
46 contaminants were tested in MCDONOUGH's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does MCDONOUGH have any EPA violations?
Yes, MCDONOUGH has 10 EPA violation(s) on record, with the most recent in 2023. Violation types include MON, Other, MR. 1 are health-based violations.
How many people does MCDONOUGH serve?
MCDONOUGH serves approximately 16,187 people, Georgia. The system provides water to 1 community: Mcdonough.
What type of water does MCDONOUGH provide?
MCDONOUGH sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is GA1510003.
How does MCDONOUGH compare to other utilities in Georgia?
MCDONOUGH scores 86/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Georgia state page for a full comparison of water systems.