Georgia tap water by county
Hardness, PFAS sampling, lead and violations for the largest water systems in 4 Georgia counties. In 3 of them, at least one large system detected PFAS in EPA testing (a detection isn't a violation).
| County | Largest system | Hardness | PFAS detected |
|---|---|---|---|
| Fulton County | Atlanta | 1.7 gpg (low) | 4 of 5 systems |
| Gwinnett County | Gwinnett Co. Dept. of Water Resources | 1.3 gpg (high) | 0 of 3 systems |
| Cobb County | Cobb County | 1.7 gpg (low) | 4 of 4 systems |
| DeKalb County | Dekalb County | 1.7 gpg (low) | 1 of 2 systems |
Public-record figures, not a test of your tap. Not 100% accurate or guaranteed. Confirm with a water test, your utility or a qualified pro before you buy or act.
Hardness confidence: high = utility report; low = county estimate of untreated local water. Don't see your county? Use the water quality lookup.