MADISON ELEMENTARY SCHOOL
PWS ID: IN2710032 · MISHAWAKA, Indiana 46545
Population Served
127
Total Violations
155
Health-Based Violations
93
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- St. Joseph
- School/Daycare
- Yes
- MCL Violations
- 87
- Monitoring Violations
- 59
- Treatment Tech Violations
- 6
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 69 | 2023 |
| Coliform (TCR) | MCL | 14 | 2009 |
| Lead and Copper Rule | MR | 13 | 2000 |
| Revised Total Coliform Rule | MON | 6 | 2020 |
| Lead and Copper Rule | TT | 6 | 1995 |
| Arsenic | MR | 4 | 2008 |
| Barium | MR | 4 | 2008 |
| Mercury | MR | 4 | 2008 |
| Beryllium, Total | MR | 4 | 2008 |
| Selenium | MR | 4 | 2008 |
| 1,2-Dichloroethane | MCL | 4 | 2014 |
| Cadmium | MR | 4 | 2008 |
| Chromium | MR | 4 | 2008 |
| Nickel | MR | 4 | 2008 |
| Thallium, Total | MR | 4 | 2008 |
| Antimony, Total | MR | 4 | 2008 |
| Revised Total Coliform Rule | RPT | 3 | 2018 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.