PFAS ("forever chemicals") · 2023
Perfluoroheptanoic acid in Philadelphia, PA tap water
Philadelphia, PA's 2023 report shows Perfluoroheptanoic acid detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average System-wide | 1 ng/L | None set |
Range System-wide | 0–3.3 ng/L | None set |
Verbatim from Philadelphia, PA's 2023 Consumer Confidence Report — source document ↗
About Perfluoroheptanoic acid
Perfluoroheptanoic acid, a PFAS 'forever chemical.'
Monitored under EPA rules; persistent in the environment.
People also ask
+Is there Perfluoroheptanoic acid in Philadelphia, PA tap water?
Yes — Philadelphia, PA's 2023 Consumer Confidence Report lists Perfluoroheptanoic acid at 1 ng/L. Philadelphia, PA's 2023 report shows Perfluoroheptanoic acid detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Perfluoroheptanoic acid in drinking water?
The EPA has not set an enforceable federal limit for Perfluoroheptanoic acid. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Perfluoroheptanoic acid?
Perfluoroheptanoic acid, a PFAS 'forever chemical.' Monitored under EPA rules; persistent in the environment.
+Where does this Perfluoroheptanoic acid measurement come from?
This page reproduces the Perfluoroheptanoic acid entry from the 2023 Consumer Confidence Report published by the Philadelphia, PA 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/pa/philadelphia/2023/source.