PFAS in Tribal Systems, EPA Region 7 drinking water
EPA's final UCMR 5 data covers 1 public water systems in Tribal Systems, EPA Region 7, serving about 4,765 people. PFAS turned up in 0 of them (0%). 0 averaged above at least one EPA limit at a sampling point.
Every tested system in Tribal Systems, EPA Region 7
Largest first. PFOA and PFOS columns show the average at each system's worst sampling point; EPA's limit for each is 4 ppt. Filter by name:
| Water system | People | PFOA | PFOS | PFAS found | Result |
|---|---|---|---|---|---|
| Sac & Fox (meskwaki) in Iowa ยท Tama | 4,765 | - | - | 0 | None found |
Cite this page
Well & Tap. "PFAS in Tribal Systems, EPA Region 7 drinking water: results for 1 systems." Data: U.S. EPA UCMR 5, final release August 2026. https://wellandtap.com/pfas/tribal-systems-epa-region-7/
Source: EPA UCMR 5 final occurrence data (August 2026); population from EPA SDWIS. Method.