Grand Bay Water Works Board
PWSID AL0000983 · Grand Bay, Alabama · serves 11,100 people · groundwater source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 31.4 ppt | 4 ppt | 8/12/2024 |
| PFOA | 30 ppt | 4 ppt | 4/8/2025 |
| PFOS | 26.9 ppt | 4 ppt | 8/12/2024 |
| PFOS | 23 ppt | 4 ppt | 4/8/2025 |
| PFHpA | 4.4 ppt | — | 8/12/2024 |
| PFHpA | 3.5 ppt | — | 4/8/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2023-01-11 | Nickel | MR | No | Resolved |
| 2023-01-11 | Nitrite | MR | No | Resolved |
| 2023-01-11 | Antimony, Total | MR | No | Resolved |
| 2023-01-11 | Beryllium, Total | MR | No | Resolved |
| 2023-01-11 | Thallium, Total | MR | No | Resolved |
| 2023-01-11 | Selenium | MR | No | Resolved |
| 2023-01-11 | Nitrate | MR | No | Resolved |
| 2023-01-11 | Arsenic | MR | No | Resolved |
| 2023-01-11 | Barium | MR | No | Resolved |
| 2023-01-11 | Cadmium | MR | No | Resolved |
| 2023-01-11 | Chromium | MR | No | Resolved |
| 2023-01-11 | CYANIDE | MR | No | Resolved |
| 2023-01-11 | Fluoride | MR | No | Resolved |
| 2023-01-11 | Mercury | MR | No | Resolved |