Rock Island Arsenal, Us Army
PWSID IL1615387 · Rock Island, Illinois · serves 7,800 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 16 ppt | — | 2/21/2023 |
| PFBA | 15 ppt | — | 11/7/2023 |
| PFBA | 11 ppt | — | 5/2/2023 |
| PFBA | 11 ppt | — | 8/8/2023 |
| PFOA | 4.6 ppt | 4 ppt | 11/7/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-04-01 | TTHM | MR | No | Resolved |
| 2025-04-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |
| 2025-04-01 | Nitrate | MR | No | Resolved |