WESTON, CITY OF
PWS ID: OR4100949 · WESTON, Oregon 97886
Population Served
714
Total Violations
21
Health-Based Violations
11
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 317
- County
- Umatilla
- School/Daycare
- No
- MCL Violations
- 11
- Monitoring Violations
- 6
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 11 | 2011 |
| Coliform (TCR) | MR | 2 | 1998 |
| Consumer Confidence Rule | Other | 2 | 2025 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1996 |
| Combined Radium (-226 and -228) | MR | 1 | 1976 |
| Revised Total Coliform Rule | MON | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.