Environment
PFAS contamination
Wells over Maine's 20 ppt PFAS 'forever chemicals' standard, by town — mostly private wells sampled in DEP's investigation of historic sludge-spreading sites (Maine DEP).
Fairfield leads, at 171 (sampled wells).
| PFAS contamination | Value |
|---|---|
| Fairfield | 171 |
| Benton | 37 |
| Knox | 27 |
| Albion | 23 |
| Hermon | 23 |
| Unity | 21 |
| Sidney | 12 |
| Corinna | 12 |
| Damariscotta | 11 |
| Chelsea | 10 |
| Jackson | 10 |
| Unity Twp | 8 |
Latest: . Source: Maine Department of Environmental Protection. Figures update as the source refreshes.
- Source
- Maine Department of Environmental Protection
- Geography
- Maine
- Access
- Free & public
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https://mainestats.org/chart/pfas-contamination
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MaineStats, “PFAS contamination.” Data: Maine Department of Environmental Protection. Retrieved September 10, 2026. https://mainestats.org/chart/pfas-contamination
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