COLTON WATER DISTRICT
PWS ID: OR4100202 · COLTON, Oregon 97017
Population Served
1,500
Total Violations
474
Health-Based Violations
47
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 498
- County
- Clackamas
- School/Daycare
- No
- MCL Violations
- 8
- Monitoring Violations
- 421
- Treatment Tech Violations
- 39
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Surface Water Treatment Rule | MR | 68 | 2024 |
| Surface Water Treatment Rule | TT | 30 | 2024 |
| Interim Enhanced Surface Water Treatment Rule | MR | 30 | 2024 |
| TTHM | MR | 29 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 29 | 2024 |
| Coliform (TCR) | MR | 28 | 2009 |
| 1,2,4-Trichlorobenzene | MR | 9 | 2011 |
| Xylenes, Total | MR | 9 | 2011 |
| DICHLOROMETHANE | MR | 9 | 2011 |
| Vinyl chloride | MR | 9 | 2011 |
| trans-1,2-Dichloroethylene | MR | 9 | 2011 |
| 1,2-Dichloroethane | MR | 9 | 2011 |
| 1,1,1-Trichloroethane | MR | 9 | 2011 |
| Carbon tetrachloride | MR | 9 | 2011 |
| Toluene | MR | 9 | 2011 |
| Styrene | MR | 9 | 2011 |
| p-Dichlorobenzene | MR | 9 | 2011 |
| Trichloroethylene | MR | 9 | 2011 |
| Tetrachloroethylene | MR | 9 | 2011 |
| CHLOROBENZENE | MR | 9 | 2011 |
| Benzene | MR | 9 | 2011 |
| Ethylbenzene | MR | 9 | 2011 |
| o-Dichlorobenzene | MR | 9 | 2011 |
| 1,1-Dichloroethylene | MR | 9 | 2011 |
| 1,1,2-Trichloroethane | MR | 9 | 2011 |
| 1,2-Dichloropropane | MR | 9 | 2011 |
| Interim Enhanced Surface Water Treatment Rule | TT | 9 | 2020 |
| cis-1,2-Dichloroethylene | MR | 9 | 2011 |
| Total Haloacetic Acids (HAA5) | MCL | 6 | 2024 |
| Nitrate | MR | 3 | 2016 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.