PFAS ("forever chemicals") · 2025

Perfluoropentanoic acid in City of Newport News, VA tap water

Over the federal limit· 1.8× the limit

City of Newport News, VA's 2025 Consumer Confidence Report shows Perfluoropentanoic acid at or above the federal limit (2 ng/L MCL). Measured value is 1.8× the threshold.

The measurement

StatisticValue
Maximum
System-wide
3.6 ng/L
Range
System-wide
2.5–3.6 ng/L

Verbatim from City of Newport News, VA's 2025 Consumer Confidence Report — source document ↗

About Perfluoropentanoic acid

Perfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.'

Monitored under EPA rules; persistent in the environment.

How City of Newport News, VA compares

5 of the 123 systems measuring Perfluoropentanoic acid on The Water Map have it at or above the federal limit:

Nearby systems also reporting Perfluoropentanoic acid:

People also ask

+Is there Perfluoropentanoic acid in City of Newport News, VA tap water?

Yes — City of Newport News, VA's 2025 Consumer Confidence Report lists Perfluoropentanoic acid at 3.6 ng/L. City of Newport News, VA's 2025 Consumer Confidence Report shows Perfluoropentanoic acid at or above the federal limit (2 ng/L MCL). Measured value is 1.8× the threshold.

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

The federal MCL for Perfluoropentanoic acid is 2 ng/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is Perfluoropentanoic acid?

Perfluoropentanoic acid, a shorter-chain PFAS 'forever chemical.' Monitored under EPA rules; persistent in the environment.

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

5 of the 123 systems on The Water Map measuring Perfluoropentanoic acid report it at or above the federal limit. Examples include New Braunfels, TX, Burbank, CA, Tampa, FL.

+Where does this Perfluoropentanoic acid measurement come from?

This page reproduces the Perfluoropentanoic acid entry from the 2025 Consumer Confidence Report published by the City of Newport News, 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/newport-news/2025/source.

Full report
All City of Newport News, VA water-quality data →
Every contaminant measured in the 2025 report.
Contaminant pillar
Perfluoropentanoic acid across the U.S. →
Every public water system measuring Perfluoropentanoic acid, ranked.