MERCER CITY OF
PWS ID: ND2800650 · MERCER, North Dakota 58559
Population Served
94
Total Violations
154
Health-Based Violations
7
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 56
- County
- McLean
- School/Daycare
- No
- MCL Violations
- 7
- Monitoring Violations
- 101
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 40 | 2011 |
| Chlorine | MR | 40 | 2025 |
| Revised Total Coliform Rule | MON | 20 | 2025 |
| Coliform (TCR) | MCL | 6 | 1998 |
| Public Notice | Other | 6 | 2009 |
| Coliform (TCR) | Other | 5 | 1998 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2025 |
| Lead and Copper Rule | MR | 1 | 2010 |
| Fluoride | MCL | 1 | 1981 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.