NORTH RIVER SCHOOL DIST 200
PWS ID: WA5308741 · COSMOPOLIS, Washington 98537
Population Served
86
Total Violations
44
Health-Based Violations
3
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 6
- County
- Pacific
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 39
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 12 | 2021 |
| Revised Total Coliform Rule | MON | 10 | 2025 |
| Coliform (TCR) | MR | 8 | 2016 |
| Nitrate | MR | 4 | 2022 |
| Coliform (TCR) | MCL | 3 | 2000 |
| 2,4,5-TP | MR | 1 | 2014 |
| Pentachlorophenol | MR | 1 | 2014 |
| Picloram | MR | 1 | 2014 |
| Dinoseb | MR | 1 | 2014 |
| Dalapon | MR | 1 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.