TOPSFIELD WATER DEPARTMENT
PWSID: MA3298000 · TOPSFIELD, MA · Serving 5,435 people
Type: CWSOwner: LSource: GW
Exceeds MCL
One or more PFAS compounds exceed EPA Maximum Contaminant Levels. Corrective action required by 2031.
Key contaminants vs MCL
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31
Exact contamination levels
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Upgrade to ProDetection summary
9 ppt
Highest single detection
2025-07-22
Latest sample date
complete
Data completeness
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 58 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| PFDA | ND | — | Below MRL | 2025-07-22 |
| 4:2 FTS | ND | — | Below MRL | 2025-01-15 |
| 6:2 FTS | ND | — | Below MRL | 2025-01-15 |
| PFBA | ND | — | Below MRL | 2025-01-15 |
| HFPO-DA | ND | 10 | Below MRL | 2025-01-15 |