California Water Service Co. - Ela
PWSID CA1910036 · San Jose, California · serves 142,140 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 12.9 ppt | — | 7/15/2025 |
| PFPeA | 9.3 ppt | — | 7/15/2025 |
| PFPeA | 9.1 ppt | — | 7/15/2025 |
| PFPeA | 8.8 ppt | — | 1/8/2025 |
| PFOS | 8.6 ppt | 4 ppt | 7/22/2025 |
| PFBA | 8 ppt | — | 1/8/2025 |
| PFOS | 7.9 ppt | 4 ppt | 1/7/2025 |
| PFHxA | 7.6 ppt | — | 7/15/2025 |
| PFHxA | 7.4 ppt | — | 7/15/2025 |
| PFBA | 7.3 ppt | — | 7/15/2025 |
| PFBA | 7 ppt | — | 7/15/2025 |
| PFHxA | 6.9 ppt | — | 7/15/2025 |
| PFBA | 6 ppt | — | 4/9/2025 |
| PFBA | 5.6 ppt | — | 1/27/2025 |
| PFBS | 4.9 ppt | — | 7/15/2025 |
| PFBS | 4.1 ppt | — | 7/15/2025 |
| PFHxA | 3.6 ppt | — | 7/16/2025 |
| PFPeA | 3.5 ppt | — | 7/16/2025 |
| PFBS | 3.5 ppt | — | 7/15/2025 |
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. 🎉