LA WATER CO-OP
PWS ID: OR4100313 · GASTON, Oregon 97119
Population Served
2,500
Total Violations
39
Health-Based Violations
6
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 803
- County
- Washington
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 27
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 7 | 2004 |
| Total Haloacetic Acids (HAA5) | MR | 7 | 2025 |
| TTHM | MR | 7 | 2025 |
| Lead and Copper Rule | TT | 6 | 2002 |
| Lead and Copper Rule | MR | 6 | 2017 |
| Consumer Confidence Rule | Other | 1 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.