ROBESON COUNTY WATER SYSTEM
High Risk3 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.
11
PFAS Detected
3
Above EPA Limits
17
ZIPs Served
Groundwater
Water Source
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOA Perfluorooctanoic acid | 30.00ppt | 750% of limit
| 4 ppt | ⚠ Exceeds MCL |
HFPO-DA GenX (Hexafluoropropylene oxide dimer acid) | 34.00ppt | 340% of limit
| 10 ppt | ⚠ Exceeds MCL |
PFOS Perfluorooctane sulfonic acid | 6.10ppt | 153% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFHxS Perfluorohexane sulfonic acid | 8.40ppt | 84% of limit
| 10 ppt | Below limit |
lithium | 12000.00ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 29.00ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 25.00ppt | No federal limit | — | Unregulated |
PFHpA Perfluoroheptanoic acid | 16.00ppt | No federal limit | — | Unregulated |
Show 3 more compounds detected at low levels
| PFBAPerfluorobutanoic acid | 11.00 ppt | No federal limit |
| PFBSPerfluorobutane sulfonic acid | 8.50 ppt | No federal limit |
| PFPeS | 4.70 ppt | No federal limit |
ZIP Codes Served by This Utility
28301 28319 28340 28357 28358 28359 28360 28364 28369 28371 28372 28375 28377 28378 28383 28384 28386
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)
NC0378055
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor