ELDERBERRY NEHALEM WS
PWS ID: OR4100804 · SEASIDE, Oregon 97138
Population Served
160
Total Violations
406
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 62
- County
- Clatsop
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 392
- Treatment Tech Violations
- 3
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 13 | 2023 |
| Revised Total Coliform Rule | MON | 11 | 2021 |
| Coliform (TCR) | MR | 9 | 2014 |
| Arsenic | MR | 7 | 2017 |
| Consumer Confidence Rule | Other | 6 | 2025 |
| 1,2,4-Trichlorobenzene | MR | 6 | 2017 |
| o-Dichlorobenzene | MR | 6 | 2017 |
| Vinyl chloride | MR | 6 | 2017 |
| trans-1,2-Dichloroethylene | MR | 6 | 2017 |
| 1,2-Dichloroethane | MR | 6 | 2017 |
| 1,1,1-Trichloroethane | MR | 6 | 2017 |
| Carbon tetrachloride | MR | 6 | 2017 |
| Trichloroethylene | MR | 6 | 2017 |
| 1,1,2-Trichloroethane | MR | 6 | 2017 |
| Tetrachloroethylene | MR | 6 | 2017 |
| CHLOROBENZENE | MR | 6 | 2017 |
| Benzene | MR | 6 | 2017 |
| Toluene | MR | 6 | 2017 |
| Methoxychlor | MR | 6 | 2017 |
| Toxaphene | MR | 6 | 2017 |
| Diquat | MR | 6 | 2017 |
| Glyphosate | MR | 6 | 2017 |
| Di(2-ethylhexyl) adipate | MR | 6 | 2017 |
| Di(2-ethylhexyl) phthalate | MR | 6 | 2017 |
| Picloram | MR | 6 | 2017 |
| Dinoseb | MR | 6 | 2017 |
| Atrazine | MR | 6 | 2017 |
| LASSO | MR | 6 | 2017 |
| Heptachlor epoxide | MR | 6 | 2017 |
| Benzo(a)pyrene | MR | 6 | 2017 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.