B74/100
CLAYTON COUNTY WATER AUTHORITY — Water Quality Report 2026
Serving 298,374 people · Georgia
Water Source
Surface Water
County
—
System ID
GA0630000
Violations
3
Contaminant Test Results
3 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
PFOA | 0.008 µg/L | 0.004 µg/L | Over Limit |
PFOS | 0.007 µg/L | 0.004 µg/L | Over Limit |
chlorate | 580.05 µg/L | — | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2007.
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 CLAYTON COUNTY WATER AUTHORITY
Is CLAYTON COUNTY WATER AUTHORITY water safe to drink?
CLAYTON COUNTY WATER AUTHORITY water receives a grade of B (74/100), which is considered good. Out of 76 contaminants tested, 2 exceed EPA legal limits. 3 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has CLAYTON COUNTY WATER AUTHORITY detected?
76 contaminants were tested in CLAYTON COUNTY WATER AUTHORITY's water. Notable contaminants include PFOA, PFOS, chlorate. 2 exceed EPA legal limits (MCLs). 3 exceed EPA health goals (MCLGs).
Does CLAYTON COUNTY WATER AUTHORITY have any EPA violations?
Yes, CLAYTON COUNTY WATER AUTHORITY has 3 EPA violation(s) on record, with the most recent in 2007. Violation types include MRDL, MR, Other. 1 are health-based violations.
How many people does CLAYTON COUNTY WATER AUTHORITY serve?
CLAYTON COUNTY WATER AUTHORITY serves approximately 298,374 people, Georgia.
What type of water does CLAYTON COUNTY WATER AUTHORITY provide?
CLAYTON COUNTY WATER AUTHORITY 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 GA0630000.
How does CLAYTON COUNTY WATER AUTHORITY compare to other utilities in Georgia?
CLAYTON COUNTY WATER AUTHORITY scores 74/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Georgia state page for a full comparison of water systems.