IDANHA CITY WATER
PWS ID: OR4100394 · IDANHA, Oregon 97350
Population Served
168
Total Violations
158
Health-Based Violations
30
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 95
- County
- Linn
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 121
- Treatment Tech Violations
- 30
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 49 | 2012 |
| Surface Water Treatment Rule | TT | 26 | 2025 |
| Cadmium | MR | 10 | 1996 |
| Chromium | MR | 10 | 1996 |
| Mercury | MR | 10 | 1996 |
| Fluoride | MR | 10 | 1996 |
| Barium | MR | 10 | 1996 |
| Selenium | MR | 10 | 1996 |
| Interim Enhanced Surface Water Treatment Rule | MR | 6 | 2012 |
| Interim Enhanced Surface Water Treatment Rule | TT | 4 | 2009 |
| Coliform (TCR) | MR | 3 | 2008 |
| Nitrate | MR | 2 | 2003 |
| Arsenic | MR | 1 | 1979 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.