LAKE ISABELLA WATER DIST. #1
PWS ID: MI0003435 · MT PLEASANT, Michigan 48858
Population Served
327
Total Violations
23
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 109
- County
- Isabella
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 12
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 4 | 2005 |
| TTHM | MR | 4 | 2009 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2009 |
| Public Notice | Other | 4 | 2006 |
| Consumer Confidence Rule | Other | 1 | 2001 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.