Santa Isabel Urbano
PWSID PR0003904 · Santa Isabel, Puerto Rico · serves 39,925 people · groundwater source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 10.3 ppt | 4 ppt | 9/26/2023 |
| PFBA | 6.5 ppt | — | 3/24/2024 |
| PFBS | 6.4 ppt | — | 9/26/2023 |
| PFHxS | 4.9 ppt | 10 ppt | 3/24/2024 |
| PFHxS | 4.7 ppt | 10 ppt | 9/26/2023 |
| PFBS | 3.2 ppt | — | 9/14/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-07-01 | Nitrate | MR | No | Resolved |
| 2024-07-01 | Nitrate | MR | No | Resolved |
| 2024-07-01 | Nitrate | MR | No | Resolved |
| 2024-07-01 | Nitrate | MR | No | Resolved |
| 2024-07-01 | Nitrate | MR | No | Resolved |
| 2024-07-01 | Nitrate | MR | No | Resolved |
| 2024-04-01 | Nitrate | MR | No | Resolved |
| 2024-04-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Nitrate | MR | No | Resolved |