ST. MICHAEL'S SCHOOL
PWS ID: MD1180053 · Maryland
Population Served
180
Total Violations
86
Health-Based Violations
35
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- St. Mary's
- School/Daycare
- Yes
- MCL Violations
- 35
- Monitoring Violations
- 39
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 35 | 2012 |
| Lead and Copper Rule | MR | 11 | 1997 |
| Arsenic | MR | 9 | 2018 |
| Coliform (TCR) | MR | 4 | 2012 |
| Nitrate | MR | 2 | 2001 |
| Barium | MR | 2 | 1993 |
| Cadmium | MR | 2 | 1993 |
| Mercury | MR | 2 | 1993 |
| Selenium | MR | 2 | 1993 |
| Revised Total Coliform Rule | MON | 2 | 2021 |
| Chromium | MR | 2 | 1993 |
| Nitrite | MR | 1 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.