COLUMBIA VIEW WATER SYSTEM
PWS ID: WA5314176 · West Richland, Washington 99353
Population Served
500
Total Violations
269
Health-Based Violations
193
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 122
- County
- Walla Walla
- School/Daycare
- No
- MCL Violations
- 193
- Monitoring Violations
- 65
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MCL | 182 | 2010 |
| Coliform (TCR) | MCL | 11 | 2000 |
| Diquat | MR | 10 | 2005 |
| Consumer Confidence Rule | Other | 9 | 2023 |
| Picloram | MR | 3 | 2004 |
| Dinoseb | MR | 3 | 2004 |
| 2,4,5-TP | MR | 3 | 2004 |
| Barium | MR | 3 | 2005 |
| Cadmium | MR | 3 | 2005 |
| Chromium | MR | 3 | 2005 |
| CYANIDE | MR | 3 | 2005 |
| Fluoride | MR | 3 | 2005 |
| Nickel | MR | 3 | 2005 |
| Antimony, Total | MR | 3 | 2005 |
| Beryllium, Total | MR | 3 | 2005 |
| Thallium, Total | MR | 3 | 2005 |
| Pentachlorophenol | MR | 3 | 2004 |
| Mercury | MR | 3 | 2005 |
| Arsenic | MR | 3 | 2005 |
| Selenium | MR | 3 | 2005 |
| Dalapon | MR | 3 | 2004 |
| Coliform (TCR) | MR | 2 | 2005 |
| Lead and Copper Rule | MR | 1 | 1999 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1979 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.