COLUMBIA RIVER NITROGEN, LLC
PWS ID: OR4193427 · DEER ISLAND, Oregon 97054
Population Served
65
Total Violations
65
Health-Based Violations
16
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Columbia
- School/Daycare
- No
- MCL Violations
- 16
- Monitoring Violations
- 44
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 21 | 2014 |
| Coliform (TCR) | MCL | 16 | 1997 |
| COLIPHAGE | MR | 2 | 2024 |
| ETHYLENE DIBROMIDE | MR | 1 | 2005 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 2005 |
| Total Polychlorinated Biphenyls (PCB) | MR | 1 | 2005 |
| 2,4,5-TP | MR | 1 | 2005 |
| Heptachlor epoxide | MR | 1 | 2005 |
| Heptachlor | MR | 1 | 2005 |
| Carbofuran | MR | 1 | 2005 |
| Dinoseb | MR | 1 | 2005 |
| Endothall | MR | 1 | 2005 |
| Toxaphene | MR | 1 | 2005 |
| Endrin | MR | 1 | 2005 |
| Atrazine | MR | 1 | 2014 |
| Diquat | MR | 1 | 2005 |
| OXAMYL | MR | 1 | 2005 |
| Revised Total Coliform Rule | MON | 1 | 2016 |
| Picloram | MR | 1 | 2005 |
| Glyphosate | MR | 1 | 2005 |
| Dalapon | MR | 1 | 2005 |
| 2,4-D | MR | 1 | 2005 |
| Chlordane | MR | 1 | 2005 |
| Pentachlorophenol | MR | 1 | 2005 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.