MCGREWS
PWS ID: OR4193511 · O'BRIEN, Oregon 97534
Population Served
50
Total Violations
207
Health-Based Violations
2
Water Source
Groundwater
System Details
- System Type
- Transient Non-Community
- Owner Type
- Private
- Connections
- 2
- County
- Josephine
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 198
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 127 | 2015 |
| Revised Total Coliform Rule | MON | 61 | 2025 |
| Nitrate | MR | 9 | 2024 |
| Coliform (TCR) | MCL | 2 | 1992 |
| E. COLI | MR | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.