Clark Addition Water System
PWS ID: WA53AB809 · Pasco, Washington 99301
Population Served
189
Total Violations
6
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 71
- County
- Franklin
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 5
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 2 | 2021 |
| Revised Total Coliform Rule | MON | 2 | 2019 |
| Consumer Confidence Rule | Other | 1 | 2025 |
| Nitrate | MR | 1 | 2009 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.