PFAS ("forever chemicals") · 2024
Perfluorohexanesulfonic acid in Vacaville, CA tap water
Vacaville, CA's 2024 report shows Perfluorohexanesulfonic acid detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Distribution System | Not detected ug/L | None set |
Reported level Health Effects | 5 ug/L | None set |
Average Source water | 0.002 ug/L | None set |
Range Source water | 0.002–0.009 ug/L | None set |
Average Distribution System | Not detected ug/L | None set |
Verbatim from Vacaville, CA'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.
How Vacaville, CA compares
5 of the 128 systems measuring Perfluorohexanesulfonic acid on The Water Map have it at or above the federal limit:
Nearby systems also reporting Perfluorohexanesulfonic acid:
People also ask
+Is there Perfluorohexanesulfonic acid in Vacaville, CA tap water?
Yes — Vacaville, CA's 2024 Consumer Confidence Report lists Perfluorohexanesulfonic acid at 0.002 ug/L. Vacaville, CA's 2024 report shows Perfluorohexanesulfonic acid detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Perfluorohexanesulfonic acid in drinking water?
The EPA has not set an enforceable federal limit for Perfluorohexanesulfonic acid. Utilities still report any measured levels in their annual Consumer Confidence Report.
+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.
+Which other U.S. cities have Perfluorohexanesulfonic acid over the federal limit?
5 of the 128 systems on The Water Map measuring Perfluorohexanesulfonic acid report it at or above the federal limit. Examples include New Braunfels, TX, Burbank, CA, Chula Vista Sweetwater, CA.
+Where does this Perfluorohexanesulfonic acid measurement come from?
This page reproduces the Perfluorohexanesulfonic acid entry from the 2024 Consumer Confidence Report published by the Vacaville, 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/vacaville/2024/source.