Ceres, City Of
PWSID CA5010028 · Ceres, California · serves 54,513 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 24 ppt | 4 ppt | 4/30/2025 |
| PFOS | 13 ppt | 4 ppt | 10/31/2024 |
| PFOA | 12 ppt | 4 ppt | 4/30/2025 |
| PFPeA | 8.4 ppt | — | 4/30/2025 |
| PFHxA | 7.4 ppt | — | 4/30/2025 |
| PFBS | 6.6 ppt | — | 4/30/2025 |
| PFHxS | 5.7 ppt | 10 ppt | 10/31/2024 |
| PFHxS | 5 ppt | 10 ppt | 10/31/2024 |
| PFHxS | 4.8 ppt | 10 ppt | 10/31/2024 |
| PFHxS | 4.8 ppt | 10 ppt | 4/30/2025 |
| PFOA | 4.7 ppt | 4 ppt | 10/31/2024 |
| PFHpA | 4.7 ppt | — | 4/30/2025 |
| PFHxA | 4.6 ppt | — | 10/31/2024 |
| PFPeA | 4 ppt | — | 10/31/2024 |
| PFHxS | 3.9 ppt | 10 ppt | 4/30/2025 |
| PFBS | 3.6 ppt | — | 10/31/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-10-17 | LEAD AND COPPER RULE REVISIONS | TT | Yes | Unaddressed |
| 2024-10-17 | LEAD AND COPPER RULE REVISIONS | RPT | No | Unaddressed |