PFAS ("forever chemicals") · 2024
Perfluorohexanesulfonic acid in Huntsville, AL tap water
Huntsville, AL's 2024 Perfluorohexanesulfonic acid measurement is below the federal limit of 10 ng/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average Detection | 0.0004 ng/L | 10 ng/L MCL |
Range System-wide | 0–0.0026 ng/L | 10 ng/L MCL |
Reported level Huntsville | 0–0.0025 ng/L | 10 ng/L MCL |
Reported level Lcwsa | 0.0053–0.0065 ng/L | 10 ng/L MCL |
Verbatim from Huntsville, AL's 2024 Consumer Confidence Report — source document ↗
About Perfluorohexanesulfonic acid
Perfluorohexanesulfonic acid, a PFAS 'forever chemical.'
Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.
People also ask
+Is there Perfluorohexanesulfonic acid in Huntsville, AL tap water?
Yes — Huntsville, AL's 2024 Consumer Confidence Report lists Perfluorohexanesulfonic acid at 0.0004 ng/L. Huntsville, AL's 2024 Perfluorohexanesulfonic acid measurement is below the federal limit of 10 ng/L (MCL).
+What's the federal limit for Perfluorohexanesulfonic acid in drinking water?
The federal MCL for Perfluorohexanesulfonic acid is 10 ng/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Perfluorohexanesulfonic acid?
Perfluorohexanesulfonic acid, a PFAS 'forever chemical.' Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.
+Where does this Perfluorohexanesulfonic acid measurement come from?
This page reproduces the Perfluorohexanesulfonic acid entry from the 2024 Consumer Confidence Report published by the Huntsville, AL 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/al/huntsville/2024/source.