PFAS ("forever chemicals") · 2024
PFOA in Manchester, NH tap water
Manchester, NH's 2024 Consumer Confidence Report shows PFOA at or above the federal limit (4 ng/L MCL). Measured value is 1.6× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Reported level Lake Massabesic Water Treatment Plant | 6 ng/L | 4 ng/L MCL |
Range Lake Massabesic Water Treatment Plant | 5.59–6.51 ng/L | 4 ng/L MCL |
Reported level Merrimack River Water Treatment Plant | 1.69 ng/L | 4 ng/L MCL |
Reported level Lake Massabesic Water Treatment Plant | 5.996 ng/L | None set |
Reported level Merrimack River Water Treatment Plant | 1.688 ng/L | None set |
Range Merrimack River Water Treatment Plant | 1.42–1.94 ng/L | None set |
Verbatim from Manchester, NH's 2024 Consumer Confidence Report — source document ↗
About PFOA
Perfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products.
Linked to cancer, liver damage, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.
People also ask
+Is there PFOA in Manchester, NH tap water?
Yes — Manchester, NH's 2024 Consumer Confidence Report lists PFOA at 5.59–6.51 ng/L. Manchester, NH's 2024 Consumer Confidence Report shows PFOA at or above the federal limit (4 ng/L MCL). Measured value is 1.6× the threshold.
+What's the federal limit for PFOA in drinking water?
The federal MCL for PFOA is 4 ng/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is PFOA?
Perfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products. Linked to cancer, liver damage, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.
+Where does this PFOA measurement come from?
This page reproduces the PFOA entry from the 2024 Consumer Confidence Report published by the Manchester, NH water utility — the annual drinking-water report every U.S. utility is required by federal law to publish. The original source document is archived at /water/nh/manchester/2024/source.