MONROVIA NORTH
PWS ID: OR4194336 · DAYTON, Oregon 97114
Population Served
175
Total Violations
431
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 8
- County
- Yamhill
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 422
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| COLIPHAGE | MR | 29 | 2013 |
| Coliform (TCR) | MR | 16 | 2011 |
| Nitrate | MR | 10 | 2008 |
| Revised Total Coliform Rule | MON | 9 | 2023 |
| DICHLOROMETHANE | MR | 7 | 2005 |
| p-Dichlorobenzene | MR | 7 | 2005 |
| Vinyl chloride | MR | 7 | 2005 |
| 1,1-Dichloroethylene | MR | 7 | 2005 |
| 1,2-Dichloroethane | MR | 7 | 2005 |
| 1,1,1-Trichloroethane | MR | 7 | 2005 |
| 1,1,2-Trichloroethane | MR | 7 | 2005 |
| CHLOROBENZENE | MR | 7 | 2005 |
| Benzene | MR | 7 | 2005 |
| Ethylbenzene | MR | 7 | 2005 |
| Endrin | MR | 7 | 2005 |
| BHC-GAMMA | MR | 7 | 2005 |
| Dalapon | MR | 7 | 2005 |
| Endothall | MR | 7 | 2005 |
| Glyphosate | MR | 7 | 2005 |
| OXAMYL | MR | 7 | 2005 |
| Di(2-ethylhexyl) phthalate | MR | 7 | 2005 |
| Picloram | MR | 7 | 2005 |
| Hexachlorocyclopentadiene | MR | 7 | 2005 |
| LASSO | MR | 7 | 2005 |
| Heptachlor epoxide | MR | 7 | 2005 |
| 2,4-D | MR | 7 | 2005 |
| 2,4,5-TP | MR | 7 | 2005 |
| HEXACHLOROBENZENE | MR | 7 | 2005 |
| Benzo(a)pyrene | MR | 7 | 2005 |
| Pentachlorophenol | MR | 7 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.