Harris County Mud 172
PWSID TX1012970 · Houston, Texas · serves 4,404 people · surface water source
B
Good
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 9.1 ppt | — | 12/9/2025 |
| PFBA | 6.8 ppt | — | 12/9/2025 |
| PFBA | 5.5 ppt | — | 3/11/2025 |
| PFBA | 5.2 ppt | — | 3/11/2025 |
| PFPeA | 4.2 ppt | — | 12/9/2025 |
| PFBS | 3.6 ppt | — | 12/9/2025 |
| PFPeA | 3.4 ppt | — | 3/11/2025 |
| PFPeA | 3.1 ppt | — | 3/11/2025 |
| PFHxA | 3.1 ppt | — | 12/9/2025 |
| PFPeA | 3 ppt | — | 12/9/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-01-01 | Lead and Copper Rule | MR | No | Resolved |