CALIFORNIA WATER SERVICE CO - WESTLAKE
PWSID: CA5610016 · SAN JOSE, CA · Serving 19,533 people
Type: CWSOwner: PSource: SW
Settlement eligible
Settlement details
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Upgrade to ProCompliant
All PFAS compounds below EPA Maximum Contaminant Levels.
Key contaminants vs MCL
EPA MCL: 4 ppt (parts per trillion) for PFOA and PFOS individually. Compliance deadline: 2031-12-31
Exact contamination levels
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Upgrade to ProDetection summary
13.8 ppt
Highest single detection
2023-09-13
Latest sample date
All PFAS detection results
Source: EPA UCMR5 (UCMR5) · 116 compounds tested
| Contaminant | Result (ppt) | MCL (ppt) | Status | Sample date |
|---|
| PFEESA | ND | — | Below MRL | 2023-06-13 |
| ADONA | ND | — | Below MRL | 2023-06-13 |
| HFPO-DA | ND | 10 | Below MRL | 2023-06-13 |
| PFBA | ND | — | Below MRL | 2023-06-13 |
| 6:2 FTS | ND | — | Below MRL | 2023-06-13 |