Pomona - City, Water Dept.
PWSID CA1910126 · Pomona, California · serves 151,713 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 18 ppt | 4 ppt | 4/25/2024 |
| PFOS | 11 ppt | 4 ppt | 8/23/2023 |
| PFHxS | 7.9 ppt | 10 ppt | 4/25/2024 |
| PFHxS | 7.7 ppt | 10 ppt | 8/23/2023 |
| PFOA | 7.1 ppt | 4 ppt | 4/25/2024 |
| PFOA | 5.8 ppt | 4 ppt | 8/23/2023 |
| PFPeA | 4.4 ppt | — | 4/25/2024 |
| PFHxA | 4.1 ppt | — | 4/25/2024 |
| PFHxA | 3.3 ppt | — | 8/23/2023 |
| PFPeA | 3.2 ppt | — | 8/23/2023 |
| PFBS | 3.2 ppt | — | 4/25/2024 |
| PFBS | 3 ppt | — | 8/23/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
No violations on record in the period covered. 🎉