PFAS ("forever chemicals") · 2025

PFOA in Rochester, MN tap water

Within the federal limit· 0.2× the limit

Rochester, MN's 2025 PFOA measurement is below the federal limit of 0 ng/L (MCLG).

The measurement

StatisticValue
Maximum
Average or Highest Single Test Result
0.8 ng/L
Range
of Detected Test Results
0–0.97 ng/L

Verbatim from Rochester, MN's 2025 Consumer Confidence Report — source document ↗

About PFOA

Perfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products.

Linked to cancer, liver damage, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.

People also ask

+Is there PFOA in Rochester, MN tap water?

Yes — Rochester, MN's 2025 Consumer Confidence Report lists PFOA at 0–0.97 ng/L. Rochester, MN's 2025 PFOA measurement is below the federal limit of 0 ng/L (MCLG).

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

The federal MCLG for PFOA is 0 ng/L. The EPA enforces this against the regulated reporting statistic (running annual average or 90th percentile), not a single-sample spike.

+What is PFOA?

Perfluorooctanoic acid, a PFAS 'forever chemical' once used in nonstick and stain-resistant products. Linked to cancer, liver damage, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.

+Where does this PFOA measurement come from?

This page reproduces the PFOA entry from the 2025 Consumer Confidence Report published by the Rochester, MN 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/mn/rochester/2025/source.

Full report
All Rochester, MN water-quality data →
Every contaminant measured in the 2025 report.
Contaminant pillar
PFOA across the U.S. →
Every public water system measuring PFOA, ranked.