Sweetwater Authority
PWSID CA3710025 · Chula Vista, California · serves 184,915 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 12.3 ppt | — | 1/14/2025 |
| PFOA | 11.4 ppt | 4 ppt | 1/14/2025 |
| PFBS | 11 ppt | — | 1/14/2025 |
| PFBS | 10.7 ppt | — | 10/23/2024 |
| PFBA | 10.5 ppt | — | 10/23/2024 |
| PFBA | 10.2 ppt | — | 4/23/2025 |
| PFOA | 9.4 ppt | 4 ppt | 10/23/2024 |
| PFHxS | 9.4 ppt | 10 ppt | 1/14/2025 |
| PFBS | 9.4 ppt | — | 4/23/2025 |
| PFBA | 8.9 ppt | — | 7/17/2025 |
| PFHxA | 8.6 ppt | — | 1/14/2025 |
| PFHxS | 8.3 ppt | 10 ppt | 4/23/2025 |
| PFOA | 8.1 ppt | 4 ppt | 4/23/2025 |
| PFOA | 7.9 ppt | 4 ppt | 7/17/2025 |
| PFHxA | 7.7 ppt | — | 10/23/2024 |
| PFPeA | 7.6 ppt | — | 1/14/2025 |
| PFBS | 7.5 ppt | — | 7/17/2025 |
| PFPeA | 7.3 ppt | — | 10/23/2024 |
| PFHxS | 7.1 ppt | 10 ppt | 7/17/2025 |
| PFHxS | 6.7 ppt | 10 ppt | 10/23/2024 |
| PFHxA | 6.5 ppt | — | 4/23/2025 |
| PFOS | 5.7 ppt | 4 ppt | 10/23/2024 |
| PFPeA | 5.7 ppt | — | 4/23/2025 |
| PFHxA | 5.5 ppt | — | 7/17/2025 |
| PFPeA | 5 ppt | — | 7/17/2025 |
| PFOS | 5 ppt | 4 ppt | 7/17/2025 |
| PFOS | 4.8 ppt | 4 ppt | 1/14/2025 |
| PFHpA | 4.7 ppt | — | 1/14/2025 |
| PFHpA | 4.6 ppt | — | 10/23/2024 |
| PFHpA | 3.4 ppt | — | 4/23/2025 |
| PFHpA | 3.3 ppt | — | 7/17/2025 |
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. 🎉