PFAS ("forever chemicals") · 2023

PFOS in Chesapeake, VA tap water

Detected — no federal limit

Chesapeake, VA's 2023 report shows PFOS detected, but the EPA has not set an enforceable federal limit for it.

The measurement

StatisticValue
Reported level
Western Branch System (WB EP001) Dates of Sampling
2023
Reported level
Northwest River System (NWR EP001) Sampling Event
2023
Average
Northwest River System
Not detected ng/L
Average
Western Branch System
Not detected ng/L

Verbatim from Chesapeake, VA's 2023 Consumer Confidence Report — source document ↗

About PFOS

Perfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings.

Linked to cancer, thyroid disease, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.

How Chesapeake, VA compares

5 of the 147 systems measuring PFOS on The Water Map have it at or above the federal limit:

Nearby systems also reporting PFOS:

People also ask

+Is there PFOS in Chesapeake, VA tap water?

Yes — Chesapeake, VA's 2023 Consumer Confidence Report lists PFOS at Not detected ng/L. Chesapeake, VA's 2023 report shows PFOS detected, but the EPA has not set an enforceable federal limit for it.

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

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

+What is PFOS?

Perfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings. Linked to cancer, thyroid disease, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.

+Which other U.S. cities have PFOS over the federal limit?

5 of the 147 systems on The Water Map measuring PFOS report it at or above the federal limit. Examples include Charleston, SC, North Charleston, SC, City of Hialeah, FL.

+Where does this PFOS measurement come from?

This page reproduces the PFOS entry from the 2023 Consumer Confidence Report published by the Chesapeake, VA 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/va/chesapeake/2023/source.

Full report
All Chesapeake, VA water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
PFOS across the U.S. →
Every public water system measuring PFOS, ranked.