Manteca, City Of
PWSID CA3910005 · Manteca, California · serves 84,928 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFHxS | 19 ppt | 10 ppt | 1/15/2025 |
| PFHxS | 18 ppt | 10 ppt | 7/15/2025 |
| PFHxA | 9.5 ppt | — | 7/15/2025 |
| PFHxS | 8 ppt | 10 ppt | 1/15/2025 |
| PFHxA | 7.9 ppt | — | 1/15/2025 |
| PFHxS | 7.3 ppt | 10 ppt | 7/15/2025 |
| PFOA | 7 ppt | 4 ppt | 7/15/2025 |
| PFOA | 5.6 ppt | 4 ppt | 7/15/2025 |
| PFOA | 5.2 ppt | 4 ppt | 1/15/2025 |
| PFOA | 5.1 ppt | 4 ppt | 1/15/2025 |
| PFBS | 3.9 ppt | — | 7/15/2025 |
| PFBS | 3.3 ppt | — | 1/15/2025 |
| PFHxS | 3.3 ppt | 10 ppt | 1/23/2025 |
| PFHxS | 3.2 ppt | 10 ppt | 1/15/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-01-01 | Nitrate | MR | No | Resolved |