JOHNSON COUNTY SUD
Moderate5 PFAS compounds detected at measurable levels
All detected PFAS are below the EPA Maximum Contaminant Levels set in April 2024.
5
PFAS Detected
0
Above EPA Limits
23
ZIPs Served
Groundwater
Water Source
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 65600.00ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 13.80ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 5.00ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 4.50ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 3.40ppt | No federal limit | — | Unregulated |
ZIP Codes Served by This Utility
76009 76013 76028 76031 76033 76036 76044 76050 76058 76059 76061 76063 76065 76082 76084 76093 76097 76102 76107 76134 76161 76163 76636
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)
TX1260018
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor