Clear Lake City Water Authority
PWSID TX1010056 · Houston, Texas · serves 89,702 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 14.5 ppt | — | 10/23/2023 |
| PFBA | 13.1 ppt | — | 10/23/2023 |
| PFBA | 11.1 ppt | — | 10/23/2023 |
| PFBA | 10 ppt | — | 1/30/2024 |
| PFBA | 10 ppt | — | 7/19/2023 |
| PFBA | 9.7 ppt | — | 7/19/2023 |
| PFHxA | 9.5 ppt | — | 10/23/2023 |
| PFHxA | 9.1 ppt | — | 4/20/2023 |
| PFBA | 8.9 ppt | — | 1/30/2024 |
| PFHxA | 8.8 ppt | — | 10/23/2023 |
| PFPeA | 8.8 ppt | — | 1/30/2024 |
| PFHxA | 8.7 ppt | — | 4/20/2023 |
| PFBA | 8.4 ppt | — | 4/20/2023 |
| PFHxA | 8.3 ppt | — | 4/20/2023 |
| PFPeA | 8.3 ppt | — | 1/30/2024 |
| PFHxA | 8.3 ppt | — | 4/20/2023 |
| PFBA | 8.2 ppt | — | 12/27/2023 |
| PFBA | 8.1 ppt | — | 4/20/2023 |
| PFPeA | 8.1 ppt | — | 4/20/2023 |
| PFBA | 7.9 ppt | — | 4/20/2023 |
| PFBA | 7.8 ppt | — | 4/20/2023 |
| PFPeA | 7.8 ppt | — | 4/20/2023 |
| PFHxA | 7.8 ppt | — | 1/30/2024 |
| PFPeA | 7.8 ppt | — | 4/20/2023 |
| PFPeA | 7.8 ppt | — | 4/20/2023 |
| PFHxA | 7.7 ppt | — | 1/30/2024 |
| PFPeA | 7.5 ppt | — | 10/23/2023 |
| PFPeA | 7.3 ppt | — | 7/19/2023 |
| PFHxA | 7.3 ppt | — | 10/23/2023 |
| PFPeA | 7.3 ppt | — | 12/27/2023 |
| PFPeA | 7.1 ppt | — | 10/23/2023 |
| PFPeA | 6.9 ppt | — | 7/19/2023 |
| PFOS | 6.7 ppt | 4 ppt | 10/23/2023 |
| PFPeA | 6.7 ppt | — | 10/23/2023 |
| PFHxA | 6.7 ppt | — | 12/27/2023 |
| PFOS | 6.5 ppt | 4 ppt | 4/20/2023 |
| PFOS | 6.4 ppt | 4 ppt | 4/20/2023 |
| PFOS | 6.2 ppt | 4 ppt | 4/20/2023 |
| PFBA | 6.2 ppt | — | 7/19/2023 |
| PFOS | 6.2 ppt | 4 ppt | 10/23/2023 |
| PFHxA | 6.1 ppt | — | 7/19/2023 |
| PFHxS | 6 ppt | 10 ppt | 10/23/2023 |
| PFOS | 6 ppt | 4 ppt | 4/20/2023 |
| PFHxA | 5.9 ppt | — | 7/19/2023 |
| PFHxS | 5.8 ppt | 10 ppt | 10/23/2023 |
| PFOS | 5.8 ppt | 4 ppt | 1/30/2024 |
| PFBS | 5.7 ppt | — | 10/23/2023 |
| PFOS | 5.7 ppt | 4 ppt | 10/23/2023 |
| PFBS | 5.5 ppt | — | 10/23/2023 |
| PFHxS | 5.4 ppt | 10 ppt | 4/20/2023 |
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. 🎉