PFAS ("forever chemicals") · 2023

Hexafluoropropylene oxide dimer acid in Washington Dc, DC tap water

Within the federal limit· 0.0× the limit

Washington Dc, DC's 2023 Hexafluoropropylene oxide dimer acid measurement is below the federal limit.

The measurement

StatisticValue
Range
System-wide
0–0.001 ng/L
Average
System-wide
0.001 ng/L

Verbatim from Washington Dc, DC's 2023 Consumer Confidence Report — source document ↗

About Hexafluoropropylene oxide dimer acid

HFPO-DA ('GenX chemicals'), a newer-generation PFAS replacement compound.

Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.

How Washington Dc, DC compares

5 of the 93 systems measuring Hexafluoropropylene oxide dimer acid on The Water Map have it at or above the federal limit:

Nearby systems also reporting Hexafluoropropylene oxide dimer acid:

People also ask

+Is there Hexafluoropropylene oxide dimer acid in Washington Dc, DC tap water?

Yes — Washington Dc, DC's 2023 Consumer Confidence Report lists Hexafluoropropylene oxide dimer acid at 0.001 ng/L. Washington Dc, DC's 2023 Hexafluoropropylene oxide dimer acid measurement is below the federal limit.

+What's the federal limit for Hexafluoropropylene oxide dimer acid in drinking water?

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

+What is Hexafluoropropylene oxide dimer acid?

HFPO-DA ('GenX chemicals'), a newer-generation PFAS replacement compound. Regulated by the EPA at 10 parts per trillion and included in the PFAS Hazard Index.

+Which other U.S. cities have Hexafluoropropylene oxide dimer acid over the federal limit?

5 of the 93 systems on The Water Map measuring Hexafluoropropylene oxide dimer acid report it at or above the federal limit. Examples include Backbone Mountain Boys Camp, MD, Campus Hills, MD, Cheltenham Youth Facility, MD.

+Where does this Hexafluoropropylene oxide dimer acid measurement come from?

This page reproduces the Hexafluoropropylene oxide dimer acid entry from the 2023 Consumer Confidence Report published by the Washington Dc, DC 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/dc/washington-dc/2023/source.

Full report
All Washington Dc, DC water-quality data →
Every contaminant measured in the 2023 report.
Contaminant pillar
Hexafluoropropylene oxide dimer acid across the U.S. →
Every public water system measuring Hexafluoropropylene oxide dimer acid, ranked.