Yucaipa Valley Water District
PWSID CA3610055 · Yucaipa, California · serves 52,202 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBS | 10 ppt | — | 4/24/2024 |
| PFBS | 8.9 ppt | — | 10/10/2023 |
| PFPeA | 8.9 ppt | — | 10/10/2023 |
| PFHxA | 7.1 ppt | — | 10/10/2023 |
| PFPeA | 6.9 ppt | — | 4/24/2024 |
| PFHxA | 5.8 ppt | — | 4/24/2024 |
| PFPeA | 4.7 ppt | — | 10/10/2023 |
| PFPeA | 4.3 ppt | — | 10/10/2023 |
| PFPeA | 4.3 ppt | — | 4/23/2024 |
| PFOA | 4.2 ppt | 4 ppt | 10/10/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-03-17 | Long Term 2 Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-07-01 | TTHM | MCL | Yes | Resolved |
| 2023-04-01 | Nitrate | MCL | Yes | Resolved |