California Water Service - Livermore
PWSID CA0110003 · San Jose, California · serves 60,414 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 12 ppt | 4 ppt | 7/10/2024 |
| PFOS | 11 ppt | 4 ppt | 4/25/2024 |
| PFOS | 11 ppt | 4 ppt | 4/16/2024 |
| PFHxS | 9.8 ppt | 10 ppt | 7/10/2024 |
| PFOS | 9.5 ppt | 4 ppt | 1/24/2024 |
| PFOS | 9 ppt | 4 ppt | 10/18/2023 |
| PFHxS | 8.6 ppt | 10 ppt | 4/16/2024 |
| PFOS | 8.5 ppt | 4 ppt | 1/8/2024 |
| PFHxS | 7.9 ppt | 10 ppt | 4/25/2024 |
| PFOS | 7.2 ppt | 4 ppt | 7/11/2023 |
| PFHxS | 6.9 ppt | 10 ppt | 1/24/2024 |
| PFOS | 6.8 ppt | 4 ppt | 10/11/2023 |
| PFHxS | 6.4 ppt | 10 ppt | 1/8/2024 |
| PFHxS | 5.8 ppt | 10 ppt | 10/18/2023 |
| PFHxS | 5.7 ppt | 10 ppt | 7/19/2023 |
| PFHxS | 5.3 ppt | 10 ppt | 1/25/2024 |
| PFOS | 5.3 ppt | 4 ppt | 1/25/2024 |
| PFHxS | 5.3 ppt | 10 ppt | 7/11/2023 |
| PFHxS | 4.8 ppt | 10 ppt | 10/11/2023 |
| PFOA | 4.8 ppt | 4 ppt | 4/16/2024 |
| PFHxS | 4.5 ppt | 10 ppt | 7/11/2023 |
| PFOA | 4.3 ppt | 4 ppt | 1/24/2024 |
| PFBS | 4.2 ppt | — | 7/10/2024 |
| PFOA | 4 ppt | 4 ppt | 7/19/2023 |
| PFHxA | 3.9 ppt | — | 1/11/2024 |
| PFBS | 3.9 ppt | — | 4/15/2024 |
| PFBS | 3.9 ppt | — | 1/24/2024 |
| PFBS | 3.8 ppt | — | 1/11/2024 |
| PFBS | 3.8 ppt | — | 7/19/2023 |
| PFBS | 3.8 ppt | — | 4/16/2024 |
| PFHxA | 3.8 ppt | — | 7/10/2024 |
| PFPeA | 3.6 ppt | — | 1/11/2024 |
| PFBS | 3.6 ppt | — | 4/25/2024 |
| PFPeA | 3.6 ppt | — | 4/16/2024 |
| PFPeA | 3.5 ppt | — | 4/15/2024 |
| PFHxA | 3.5 ppt | — | 1/24/2024 |
| PFPeA | 3.5 ppt | — | 1/24/2024 |
| PFHxA | 3.5 ppt | — | 4/16/2024 |
| PFPeA | 3.5 ppt | — | 7/10/2024 |
| PFPeA | 3.2 ppt | — | 10/11/2023 |
| PFPeA | 3.2 ppt | — | 10/18/2023 |
| PFHxA | 3 ppt | — | 10/11/2023 |
| PFBS | 3 ppt | — | 10/11/2023 |
| PFHxA | 3 ppt | — | 4/15/2024 |
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. 🎉