PFAS ("forever chemicals") · 2023

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

Not detected

Pasadena, CA's 2023 Consumer Confidence Report tested for 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) and reported no detectable amount.

The measurement

StatisticValue
Range
Pasadena Water System
Not detected ug/L
Average
Pasadena Water System
Not detected ug/L

Verbatim from Pasadena, CA'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 Pasadena, CA 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 Pasadena, CA tap water?

Pasadena, CA's 2023 Consumer Confidence Report tested for 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) and found no detectable amount.

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

The federal MCL for 9-Chlorohexadecafluoro-3-oxanonane-1-sulfonic acid (9Cl-PF3ONS) is 0.002 ug/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+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 Pasadena, 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/pasadena/2023/source.

Full report
All Pasadena, CA 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.