ZIP Code 28469
High RiskPFAS above EPA limits detected
4 compounds exceed EPA Maximum Contaminant Levels in water serving this ZIP code. Standard pitcher filters like Brita do not remove PFAS. See filter recommendations below.
18
PFAS Detected
4
Above EPA Limits
2
Water Systems
375%
Highest % of MCL
Compounds Exceeding EPA Limits
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 375% of limit
Detected: 15.00 ppt
PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 185% of limit
Detected: 7.40 ppt
OCEAN ISLE BEACH, TOWN OF
NC0410035 High RiskWater Type
Surface Water
PFAS Detected
9
Above MCL
2
State
North Carolina
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 15.00ppt | 375% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOA Perfluorooctanoic acid | 7.40ppt | 185% of limit
| 4 ppt | ⚠ Exceeds MCL |
HFPO-DA GenX (Hexafluoropropylene oxide dimer acid) | 5.90ppt | 59% of limit
| 10 ppt | Below limit |
PFHxS Perfluorohexane sulfonic acid | 5.50ppt | 55% of limit
| 10 ppt | Below limit |
PFPeA Perfluoropentanoic acid | 8.40ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 8.30ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 5.60ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 5.30ppt | No federal limit | — | Unregulated |
Show 1 more compound detected at low levels
| PFHpAPerfluoroheptanoic acid | 3.60 ppt | No federal limit |
BRUNSWICK COUNTY WATER SYSTEM
NC0410045 High RiskWater Type
Surface Water
PFAS Detected
9
Above MCL
2
State
North Carolina
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 12.40ppt | 310% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOA Perfluorooctanoic acid | 7.70ppt | 193% of limit
| 4 ppt | ⚠ Exceeds MCL |
HFPO-DA GenX (Hexafluoropropylene oxide dimer acid) | 5.80ppt | 58% of limit
| 10 ppt | Below limit |
PFHxS Perfluorohexane sulfonic acid | 5.20ppt | 52% of limit
| 10 ppt | Below limit |
PFPeA Perfluoropentanoic acid | 11.50ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 9.80ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 8.50ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 7.10ppt | No federal limit | — | Unregulated |
Show 1 more compound detected at low levels
| PFHpAPerfluoroheptanoic acid | 4.10 ppt | No federal limit |
Note: ZIP code 28469 is served by 2 separate water utilities.
Results above show data for each system independently.
Data source: EPA Unregulated Contaminant Monitoring Rule, 5th cycle (UCMR 5) — January 2026 release.
UCMR 5 tested ~10,000 public water systems serving more than 25 people between 2023-2025 for 29 PFAS compounds.
Detection values represent the highest single-sample result measured at entry points to the distribution system.