PFAS ("forever chemicals") · 2023
PFOS in Norfolk, VA tap water
Norfolk, VA's 2023 PFOS measurement is below the federal limit of 4 ng/L (MCL).
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Range Norfolk's | 0–5.8 ng/L | 4 ng/L MCL |
Maximum Norfolk's | 5.8 ng/L | None set |
Average Norfolk's Average Level | Not detected ng/L | None set |
Verbatim from Norfolk, 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 Norfolk, VA compares
4 of the 5 VA 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 Norfolk, VA tap water?
Yes — Norfolk, VA's 2023 Consumer Confidence Report lists PFOS at Not detected ng/L. Norfolk, VA's 2023 PFOS measurement is below the federal limit of 4 ng/L (MCL).
+What's the federal limit for PFOS in drinking water?
The federal MCL for PFOS is 4 ng/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+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?
4 of the 5 VA systems on The Water Map measuring PFOS report it at or above the federal limit. Examples include Hampton, VA, City of Newport News, VA, City of Poquoson, VA.
+Where does this PFOS measurement come from?
This page reproduces the PFOS entry from the 2023 Consumer Confidence Report published by the Norfolk, 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/norfolk/2023/source.