City Of Marble Falls
PWSID TX0270026 · Marble Falls, Texas · serves 8,059 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 8.7 ppt | — | 6/3/2025 |
| 6:2 FTS | 6.4 ppt | — | 6/3/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-07-02 | LEAD AND COPPER RULE REVISIONS | RPT | No | Resolved |
| 2025-07-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2025-07-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |