PFAS ("forever chemicals") · 2024
PFOS in Brownsville, TX tap water
Brownsville, TX's 2024 Consumer Confidence Report shows PFOS at or above the federal limit. Measured value is 2.0× the threshold.
The measurement
| Statistic | Value | Federal limit |
|---|---|---|
Average System-wide | 8.2 ng/L | None set |
Range Min - Max | 7.1–9.2 ng/L | None set |
Verbatim from Brownsville, TX's 2024 Consumer Confidence Report — source document ↗
About PFOS
Perfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings.
Linked to cancer, thyroid disease, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.
How Brownsville, TX compares
2 of the 7 TX systems measuring PFOS on The Water Map have it at or above the federal limit:
Nearby systems also reporting PFOS:
People also ask
+Is there PFOS in Brownsville, TX tap water?
Yes — Brownsville, TX's 2024 Consumer Confidence Report lists PFOS at 8.2 ng/L. Brownsville, TX's 2024 Consumer Confidence Report shows PFOS at or above the federal limit. Measured value is 2.0× the threshold.
+What's the federal limit for PFOS in drinking water?
The EPA has not set an enforceable federal limit for PFOS. Utilities still report any measured levels in their annual Consumer Confidence Report.
+What is PFOS?
Perfluorooctanesulfonic acid, a PFAS 'forever chemical' once used in firefighting foam and coatings. Linked to cancer, thyroid disease, and immune effects; the EPA set an enforceable limit of 4 parts per trillion.
+Which other U.S. cities have PFOS over the federal limit?
2 of the 7 TX systems on The Water Map measuring PFOS report it at or above the federal limit. Examples include Abilene, TX, Grand Prairie, TX.
+Where does this PFOS measurement come from?
This page reproduces the PFOS entry from the 2024 Consumer Confidence Report published by the Brownsville, TX 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/tx/brownsville/2024/source.