SANDUSKY, CITY OF
PWS ID: MI0005920 · SANDUSKY, Michigan 48471
Population Served
2,679
Total Violations
48
Health-Based Violations
10
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,011
- County
- Sanilac
- School/Daycare
- No
- MCL Violations
- 10
- Monitoring Violations
- 34
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MR | 17 | 2023 |
| Arsenic | MCL | 10 | 2006 |
| TTHM | MR | 9 | 2017 |
| Coliform (TCR) | MR | 4 | 1998 |
| Consumer Confidence Rule | Other | 4 | 2012 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2016 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.