Minnesota tap water by county
Hardness, PFAS sampling, lead and violations for the largest water systems in 4 Minnesota counties. In 4 of them, at least one large system detected PFAS in EPA testing (a detection isn't a violation).
| County | Largest system | Hardness | PFAS detected |
|---|---|---|---|
| Hennepin County | Minneapolis | 5.5 gpg (high) | 6 of 6 systems |
| Ramsey County | Saint Paul Regional Water Services | 4.9 gpg (high) | 5 of 6 systems |
| Dakota County | Eagan | 14.7 gpg (low) | 5 of 6 systems |
| Anoka County | Blaine | 10.9 gpg (low) | 6 of 6 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.