PFAS ("forever chemicals") · 2023
Hexafluoropropylene oxide dimer acid in Helix Water District — La Mesa, Ca, CA tap water
Helix Water District — La Mesa, Ca, CA's 2023 Consumer Confidence Report tested for Hexafluoropropylene oxide dimer acid and reported no detectable amount.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Minimum Helix Plant | Not detected ng/L | 10 ng/L MCL |
Maximum Helix Plant | Not detected ng/L | 10 ng/L MCL |
Average Helix Plant | Not detected ng/L | 10 ng/L MCL |
Minimum Purchased Water | Not detected ng/L | 10 ng/L MCL |
Maximum Purchased Water | Not detected ng/L | 10 ng/L MCL |
Average Purchased Water | Not detected ng/L | 10 ng/L MCL |
Verbatim from Helix Water District — La Mesa, Ca, CA'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 Helix Water District — La Mesa, Ca, CA compares
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People also ask
+Is there Hexafluoropropylene oxide dimer acid in Helix Water District — La Mesa, Ca, CA tap water?
Helix Water District — La Mesa, Ca, CA's 2023 Consumer Confidence Report tested for Hexafluoropropylene oxide dimer acid and found no detectable amount.
+What's the federal limit for Hexafluoropropylene oxide dimer acid in drinking water?
The federal MCL for Hexafluoropropylene oxide dimer acid is 10 ng/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.
+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.
+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 Helix Water District — La Mesa, Ca, 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/helix-water-district-la-mesa-ca/2023/source.