Hillsboro
PWSID IL1350300 · Hillsboro, Illinois · serves 4,402 people · surface water source
B
Good
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-04-01 | Nitrite | MR | No | Archived |
| 2026-01-01 | Lead and Copper Rule | MR | No | Resolved |
| 2025-07-01 | Lead and Copper Rule | MR | No | Resolved |
| 2025-04-01 | Nitrate | MR | No | Resolved |
| 2025-04-01 | Nitrite | MR | No | Archived |
| 2024-07-01 | TTHM | MR | No | Resolved |
| 2023-04-01 | Toxaphene | MR | No | Resolved |