PFAS ("forever chemicals") · 2023

9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) in Chesapeake, VA tap water

Detected — no federal limit

Chesapeake, VA's 2023 report shows 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) 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
Average
Northwest River System
Not detected ng/L
Average
Western Branch System
Not detected ng/L
Reported level
Northwest River System (NWR EP001) Sampling Event
2023

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

About 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid, a chlorinated PFAS compound.

Monitored under EPA rules as part of broad PFAS surveillance.

How Chesapeake, VA compares

Nearby systems also reporting 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS):

People also ask

+Is there 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) in Chesapeake, VA tap water?

Yes — Chesapeake, VA's 2023 Consumer Confidence Report lists 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) at Not detected ng/L. Chesapeake, VA's 2023 report shows 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) detected, but the EPA has not set an enforceable federal limit for it.

+What's the federal limit for 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) in drinking water?

The EPA has not set an enforceable federal limit for 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS). Utilities still report any measured levels in their annual Consumer Confidence Report.

+What is 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS)?

9-chlorohexadecafluoro-3-oxanonane-1-sulfonic acid, a chlorinated PFAS compound. Monitored under EPA rules as part of broad PFAS surveillance.

+Where does this 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) measurement come from?

This page reproduces the 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) 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
9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) across the U.S. →
Every public water system measuring 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS), ranked.