PFAS ("forever chemicals") · 2022

Perfluoroheptanoic acid in Commerce-city, Water Dept. — San Jose, Ca, CA tap water

Detected — no federal limit

Commerce-city, Water Dept. — San Jose, Ca, CA's 2022 report shows Perfluoroheptanoic acid detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Average
Groundwater
1.9 ng/L
Range
Groundwater
0–6.4 ng/L
Range
Central Basin MWD
Not detected ng/L
Average
Central Basin MWD
Not detected ng/L

Verbatim from Commerce-city, Water Dept. — San Jose, Ca, CA's 2022 Consumer Confidence Report — source document ↗

About Perfluoroheptanoic acid

Perfluoroheptanoic acid, a PFAS 'forever chemical.'

Monitored under EPA rules; persistent in the environment.

How Commerce-city, Water Dept. — San Jose, Ca, CA compares

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People also ask

+Is there Perfluoroheptanoic acid in Commerce-city, Water Dept. — San Jose, Ca, CA tap water?

Yes — Commerce-city, Water Dept. — San Jose, Ca, CA's 2022 Consumer Confidence Report lists Perfluoroheptanoic acid at 1.9 ng/L. Commerce-city, Water Dept. — San Jose, Ca, CA's 2022 report shows Perfluoroheptanoic acid detected, but the EPA has not set an enforceable federal limit for it.

+What's the federal limit for Perfluoroheptanoic acid in drinking water?

The EPA has not set an enforceable federal limit for Perfluoroheptanoic acid. Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is Perfluoroheptanoic acid?

Perfluoroheptanoic acid, a PFAS 'forever chemical.' Monitored under EPA rules; persistent in the environment.

+Where does this Perfluoroheptanoic acid measurement come from?

This page reproduces the Perfluoroheptanoic acid entry from the 2022 Consumer Confidence Report published by the Commerce-city, Water Dept. — San Jose, Ca, 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/commerce-city-water-dept-san-jose-ca/2022/source.

Full report
All Commerce-city, Water Dept. — San Jose, Ca, CA water-quality data →
Every contaminant measured in the 2022 report.
Contaminant pillar
Perfluoroheptanoic acid across the U.S. →
Every public water system measuring Perfluoroheptanoic acid, ranked.