PFAS ("forever chemicals") · 2024
Perfluoropentanoic acid in Modesto, CA tap water
Modesto, CA's 2024 report shows Perfluoropentanoic acid detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range System-wide | 0–6.7 ng/L | None set |
Average System-wide | 0.42 ng/L | None set |
Verbatim from Modesto, CA's 2024 Consumer Confidence Report — source document ↗
About Perfluoropentanoic acid
Perfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.'
Monitored under EPA rules; persistent in the environment.
How Modesto, CA compares
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People also ask
+Is there Perfluoropentanoic acid in Modesto, CA tap water?
Yes — Modesto, CA's 2024 Consumer Confidence Report lists Perfluoropentanoic acid at 0.42 ng/L. Modesto, CA's 2024 report shows Perfluoropentanoic acid detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Perfluoropentanoic acid in drinking water?
The EPA has not set an enforceable federal limit for Perfluoropentanoic acid. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is Perfluoropentanoic acid?
Perfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.' Monitored under EPA rules; persistent in the environment.
+Where does this Perfluoropentanoic acid measurement come from?
This page reproduces the Perfluoropentanoic acid entry from the 2024 Consumer Confidence Report published by the Modesto, CA 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/ca/modesto/2024/source.