PFAS ("forever chemicals") · 2024
Perfluorobutanesulfonic acid in El Cajon, CA tap water
El Cajon, CA's 2024 Consumer Confidence Report tested for Perfluorobutanesulfonic acid and reported no detectable amount.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Minimum Helix Plant | Not detected ng/L | 500 ng/L NL |
Maximum Helix Plant | Not detected ng/L | 500 ng/L NL |
Average Helix Plant | Not detected ng/L | 500 ng/L NL |
Minimum Purchased Water | Not detected ng/L | 500 ng/L NL |
Maximum Purchased Water | Not detected ng/L | 500 ng/L NL |
Average Purchased Water | Not detected ng/L | 500 ng/L NL |
Verbatim from El Cajon, CA's 2024 Consumer Confidence Report — source document ↗
About Perfluorobutanesulfonic acid
Perfluorobutanesulfonic acid, a shorter-chain PFAS 'forever chemical.'
Has no standalone limit but is part of the EPA PFAS Hazard Index that limits PFAS in combination.
How El Cajon, CA compares
Nearby systems also reporting Perfluorobutanesulfonic acid:
People also ask
+Is there Perfluorobutanesulfonic acid in El Cajon, CA tap water?
El Cajon, CA's 2024 Consumer Confidence Report tested for Perfluorobutanesulfonic acid and found no detectable amount.
+What's the federal limit for Perfluorobutanesulfonic acid in drinking water?
The federal NL for Perfluorobutanesulfonic acid is 500 ng/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+What is Perfluorobutanesulfonic acid?
Perfluorobutanesulfonic acid, a shorter-chain PFAS 'forever chemical.' Has no standalone limit but is part of the EPA PFAS Hazard Index that limits PFAS in combination.
+Where does this Perfluorobutanesulfonic acid measurement come from?
This page reproduces the Perfluorobutanesulfonic acid entry from the 2024 Consumer Confidence Report published by the El Cajon, 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/el-cajon/2024/source.