Rialto, City Of
PWSID CA3610038 · Rialto, California · serves 59,264 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 18 ppt | — | 1/4/2024 |
| PFHxA | 17 ppt | — | 1/4/2024 |
| PFPeA | 14 ppt | — | 7/19/2023 |
| PFHxA | 12 ppt | — | 7/19/2023 |
| PFOA | 7.3 ppt | 4 ppt | 7/19/2023 |
| PFBA | 5.7 ppt | — | 1/4/2024 |
| PFBA | 5.5 ppt | — | 7/19/2023 |
| PFBS | 4.6 ppt | — | 7/19/2023 |
| PFBS | 3.9 ppt | — | 1/4/2024 |
| PFHpA | 3.5 ppt | — | 7/19/2023 |
| PFHxS | 3.5 ppt | 10 ppt | 7/19/2023 |
| PFHxS | 3.4 ppt | 10 ppt | 1/4/2024 |
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. 🎉