Comerio Urbano
PWSID PR0004705 · Comerio, Puerto Rico · serves 14,912 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 5.6 ppt | — | 6/26/2023 |
| PFPeA | 5.2 ppt | — | 6/26/2023 |
| PFPeA | 3.7 ppt | — | 12/14/2023 |
| PFHxA | 3.4 ppt | — | 6/26/2023 |
| PFHxA | 3.1 ppt | — | 6/26/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-03-01 | Surface Water Treatment Rule | MR | No | Resolved |
| 2024-04-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2023-11-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-11-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-10-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-10-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-09-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-09-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-09-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-08-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-08-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |