MOLALLA RIVER SD - CLARKES ELEM
PWS ID: OR4190530 · MOLALLA, Oregon 97038
Population Served
180
Total Violations
110
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Clackamas
- School/Daycare
- Yes
- MCL Violations
- 3
- Monitoring Violations
- 105
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 21 | 2001 |
| Nitrate | MR | 13 | 2006 |
| 1,2-Dichloropropane | MR | 5 | 2024 |
| Coliform (TCR) | MCL | 3 | 1992 |
| Lead and Copper Rule | MR | 3 | 1994 |
| Di(2-ethylhexyl) phthalate | MR | 2 | 2014 |
| Arsenic | MR | 1 | 2005 |
| Methoxychlor | MR | 1 | 2005 |
| Toxaphene | MR | 1 | 2005 |
| Dalapon | MR | 1 | 2005 |
| Glyphosate | MR | 1 | 2005 |
| Simazine | MR | 1 | 2005 |
| Dinoseb | MR | 1 | 2005 |
| Atrazine | MR | 1 | 2005 |
| LASSO | MR | 1 | 2005 |
| Heptachlor | MR | 1 | 2005 |
| HEXACHLOROBENZENE | MR | 1 | 2005 |
| Pentachlorophenol | MR | 1 | 2005 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2005 |
| ETHYLENE DIBROMIDE | MR | 1 | 2005 |
| Chlordane | MR | 1 | 2005 |
| cis-1,2-Dichloroethylene | MR | 1 | 2005 |
| o-Dichlorobenzene | MR | 1 | 2005 |
| p-Dichlorobenzene | MR | 1 | 2005 |
| 1,2-Dichloroethane | MR | 1 | 2005 |
| 1,1,1-Trichloroethane | MR | 1 | 2005 |
| Trichloroethylene | MR | 1 | 2005 |
| 1,1,2-Trichloroethane | MR | 1 | 2005 |
| Tetrachloroethylene | MR | 1 | 2005 |
| Benzene | MR | 1 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.