CASS COUNTY WATER SYSTEM
PWS ID: MI0005234 · DOWAGIAC, Michigan 49047-0430
Population Served
1,350
Total Violations
33
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 540
- County
- Cass
- School/Daycare
- No
- MCL Violations
- 4
- Monitoring Violations
- 21
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Revised Total Coliform Rule | MON | 20 | 2022 |
| LEAD AND COPPER RULE REVISIONS | TT | 4 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2024 |
| Coliform (TCR) | MCL | 4 | 2005 |
| Coliform (TCR) | MR | 1 | 2009 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.