PFAS Comply

Is your water system compliant?

Track PFAS contamination levels, compliance deadlines, settlement eligibility, and funding opportunities for every public water system in the United States.

Look up your water systemView contamination map
Water systems with PFAS detections
10,283+
Systems exceeding EPA MCLs
1,715
EPA MCL for PFOA & PFOS
4 ppt
Compliance deadline
2031

How PFAS Comply works

1

We aggregate the data

UCMR5 test results, SDWIS system records, EPA ECHO compliance data, grants, and federal awards — unified by water system ID.

2

You find your system

Search by name, PWSID, zip code, or browse the interactive map. See your PFAS detection levels compared to EPA MCLs instantly.

3

Stay compliant, claim funds

Track deadlines, check settlement eligibility, discover available grants, and monitor regulatory changes — all in one place.

Non-compliance penalties: up to $70,000/day

The EPA finalized PFAS MCLs at 4 ppt for PFOA and PFOS. Water systems must comply by 2031.

Check your system now