Official PFAS Records
New Hampshire PFAS Watchlist
Official EPA UCMR 5 PFAS monitoring records for public water systems in New Hampshire. 18 water systems with qualifying official records.
Source retrieved: May 14, 2026 · EPA UCMR 5
Monitoring results are not compliance determinations. Missing records do not establish absence of PFAS. Methodology
18
Systems with records
2,977
Total records
78
Official detections
| Water System | Records | |
|---|---|---|
Portsmouth Water Works Portsmouth | 522 | View |
Dover Water Dept Dover | 172 | View |
Rochester Water Dept Rochester | 149 | View |
Salem Water Dept Salem | 232 | View |
Unh/durham Water Sys Durham | 174 | View |
Seabrook Water Dept Seabrook | 59 | View |
Exeter Water Dept Exeter | 174 | View |
Pease Trade Port Portsmouth | 29 | View |
Franklin Water Works Franklin | 232 | View |
Hampstead Area Water Hampstead | 190 | View |
Plymouth Vlg Water and Sewer Plymouth | 116 | View |
Pembroke Water Works Pembroke | 232 | View |
Newmarket Water Works Newmarket | 87 | View |
Newport Water Works Newport | 174 | View |
Peterborough Water Works Peterborough | 174 | View |
Rye Water Dist Rye | 29 | View |
Village Dist of Eastman Grantham | 58 | View |
Raymond Water Dept Raymond | 174 | View |
Source: EPA UCMR 5 Occurrence Data · Methodology