LENORA WATER AND SEWER DISTRICT
PWS ID: WA5301281 · USK, Washington 99180
Population Served
75
Total Violations
33
Health-Based Violations
4
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 277
- County
- Pend Oreille
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 28
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MR | 19 | 2023 |
| Arsenic | MCL | 4 | 2012 |
| Nitrate | MR | 4 | 2020 |
| TTHM | MR | 2 | 2022 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2022 |
| Consumer Confidence Rule | Other | 1 | 2025 |
| Diquat | MR | 1 | 2007 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.