PFAS ("forever chemicals") · 2023
Perfluorobutanesulfonic acid in Indianapolis, IN tap water
Indianapolis, IN's 2023 report shows Perfluorobutanesulfonic acid detected, but the EPA has not set an enforceable federal limit for it.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range System-wide | 0–3.8 ng/L | 2000 ng/L Public health goal |
Maximum Maximum of All Samples | 3.8 ng/L | 2000 ng/L Public health goal |
Average System-wide | 0.21 ng/L | 2000 ng/L Public health goal |
Verbatim from Indianapolis, IN's 2023 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 Indianapolis, IN compares
Nearby systems also reporting Perfluorobutanesulfonic acid:
People also ask
+Is there Perfluorobutanesulfonic acid in Indianapolis, IN tap water?
Yes — Indianapolis, IN's 2023 Consumer Confidence Report lists Perfluorobutanesulfonic acid at 0.21 ng/L. Indianapolis, IN's 2023 report shows Perfluorobutanesulfonic acid detected, but the EPA has not set an enforceable federal limit for it.
+What's the federal limit for Perfluorobutanesulfonic acid in drinking water?
The federal Public health goal for Perfluorobutanesulfonic acid is 2000 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 2023 Consumer Confidence Report published by the Indianapolis, IN 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/in/indianapolis/2023/source.