Experimental
PWSID PR0004604 · Juana Diaz, Puerto Rico · serves 6,445 people · groundwater source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFHxA | 260 ppt | — | 8/20/2024 |
| PFHxA | 153.4 ppt | — | 7/10/2024 |
| PFPeA | 110 ppt | — | 8/20/2024 |
| PFPeA | 71.6 ppt | — | 7/10/2024 |
| PFBA | 54 ppt | — | 8/20/2024 |
| PFBS | 42 ppt | — | 8/20/2024 |
| PFBA | 38.4 ppt | — | 7/10/2024 |
| PFBS | 30.1 ppt | — | 7/10/2024 |
| PFOA | 22 ppt | 4 ppt | 8/20/2024 |
| PFHpA | 13 ppt | — | 8/20/2024 |
| PFOA | 12.9 ppt | 4 ppt | 7/10/2024 |
| PFHpA | 8.3 ppt | — | 7/10/2024 |
| PFBA | 8 ppt | — | 4/4/2023 |
| PFOS | 5.4 ppt | 4 ppt | 10/18/2023 |
| PFOS | 5.3 ppt | 4 ppt | 4/3/2023 |
| PFOS | 5.2 ppt | 4 ppt | 11/6/2023 |
| PFBS | 4.9 ppt | — | 4/3/2023 |
| PFOS | 4.7 ppt | 4 ppt | 8/20/2024 |
| PFBS | 4.6 ppt | — | 10/18/2023 |
| PFOS | 4.5 ppt | 4 ppt | 10/18/2023 |
| PFBS | 4.1 ppt | — | 10/18/2023 |
| PFOS | 4.1 ppt | 4 ppt | 7/10/2024 |
| PFBS | 3.5 ppt | — | 5/17/2023 |
| PFBS | 3.2 ppt | — | 11/6/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-04-01 | Endrin | MR | No | Archived |
| 2024-04-01 | BHC-GAMMA | MR | No | Archived |
| 2024-04-01 | Methoxychlor | MR | No | Archived |
| 2024-04-01 | Toxaphene | MR | No | Archived |
| 2024-04-01 | Hexachlorocyclopentadiene | MR | No | Archived |
| 2024-04-01 | Heptachlor | MR | No | Archived |
| 2024-04-01 | Heptachlor epoxide | MR | No | Archived |
| 2024-04-01 | HEXACHLOROBENZENE | MR | No | Archived |
| 2024-04-01 | Chlordane | MR | No | Archived |
| 2024-04-01 | Nitrate | MR | No | Archived |
| 2024-01-01 | Nitrate | MR | No | Archived |