Usmc Yuma Main System
PWSID AZ0414082 · Yuma, Arizona · serves 8,353 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFHxS | 3.1 ppt | 10 ppt | 5/2/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-05-01 | CARBON, TOTAL | MR | No | Archived |
| 2026-04-01 | TTHM | MCL | Yes | Archived |
| 2025-10-02 | Consumer Confidence Rule | Other | No | Resolved |
| 2025-10-01 | TTHM | MR | No | Resolved |
| 2025-10-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |
| 2025-07-01 | Revised Total Coliform Rule | RPT | No | Resolved |
| 2025-04-01 | TTHM | MR | No | Resolved |
| 2025-03-01 | Revised Total Coliform Rule | RPT | No | Resolved |
| 2024-06-01 | Interim Enhanced Surface Water Treatment Rule | MR | No | Resolved |
| 2024-05-12 | Groundwater Rule | TT | Yes | Resolved |
| 2024-05-12 | Groundwater Rule | TT | Yes | Resolved |
| 2023-04-01 | Chlorine | MR | No | Resolved |
| 2023-01-01 | TTHM | MR | No | Resolved |
| 2023-01-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |
| 2022-07-01 | CARBON, TOTAL | MR | No | Resolved |