CITY OF ARLINGTON
High Risk1 PFAS compound(s) exceed EPA Maximum Contaminant Levels
This utility has until 2029 to install treatment under the EPA's April 2024 PFAS rule. In the meantime, a point-of-use filter certified NSF/ANSI 58 for PFOA/PFOS provides reliable interim protection.
5
PFAS Detected
1
Above EPA Limits
19
ZIPs Served
Surface
Water Source
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 4.60ppt | 115% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFBA Perfluorobutanoic acid | 8.00ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 6.50ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 5.90ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 5.00ppt | No federal limit | — | Unregulated |
ZIP Codes Served by This Utility
76001 76002 76003 76004 76005 76006 76007 76010 76011 76012 76013 76014 76015 76016 76017 76018 76019 76094 76095
Click any ZIP to see the full result page for that area.
About this data
Source
EPA UCMR 5 — January 2026 release
Sampling period
January 2023 – December 2025
Water system ID (PWSID)
TX2200001
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor