PFAS ("forever chemicals") · 2024

Perfluorobutanesulfonic acid in Elk Grove, CA tap water

Detected — no federal limit

Elk Grove, CA's 2024 report shows Perfluorobutanesulfonic acid detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
EGWD Service Area 1 (Groundwater)
Not detected ng/L
Average
EGWD Service Area 2 (SCWA Surface Water)
Not detected ng/L
Average
EGWD Service Area 2 (SCWA Groundwater)
Not detected ng/L
Range
EGWD Service Area 2 (SCWA Surface Water)
Not detected ng/L
Range
EGWD Service Area 1 (Groundwater)
Not detected ng/L
Range
EGWD Service Area 2 (SCWA Groundwater)
0–4.8 ng/L

Verbatim from Elk Grove, 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 Elk Grove, CA compares

Nearby systems also reporting Perfluorobutanesulfonic acid:

People also ask

+Is there Perfluorobutanesulfonic acid in Elk Grove, CA tap water?

Yes — Elk Grove, CA's 2024 Consumer Confidence Report lists Perfluorobutanesulfonic acid at Not detected ng/L. Elk Grove, CA's 2024 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 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 Elk Grove, 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/elk-grove/2024/source.

Full report
All Elk Grove, CA water-quality data →
Every contaminant measured in the 2024 report.
Contaminant pillar
Perfluorobutanesulfonic acid across the U.S. →
Every public water system measuring Perfluorobutanesulfonic acid, ranked.