Laguna Madre Water District
PWSID TX0310005 · Port Isabel, Texas · serves 46,674 people · surface water source
B
Good
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 14.3 ppt | — | 11/30/2023 |
| PFBA | 7.9 ppt | — | 5/16/2023 |
| PFBA | 7.5 ppt | — | 8/31/2023 |
| PFBA | 6.7 ppt | — | 3/27/2024 |
| PFPeA | 4.2 ppt | — | 11/30/2023 |
| PFHxA | 3.7 ppt | — | 11/30/2023 |
| PFHxA | 3.5 ppt | — | 5/16/2023 |
| PFPeA | 3.5 ppt | — | 8/31/2023 |
| PFPeA | 3.1 ppt | — | 5/16/2023 |
| PFHxA | 3 ppt | — | 8/31/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | LEAD AND COPPER RULE REVISIONS | RPT | No | Resolved |