Wilsonville, City Of
PWSID OR4100954 · Wilsonville, Oregon · serves 25,915 people · surface water source
A
Excellent
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-04-01 | TTHM | MR | No | Archived |
| 2026-04-01 | Total Haloacetic Acids (HAA5) | MR | No | Archived |
| 2025-07-01 | Consumer Confidence Rule | Other | No | Resolved |