TOWN OF ST. MICHAELS
PWS ID: MD0200006 · ST MICHAELS, Maryland 21663
Population Served
2,650
Total Violations
88
Health-Based Violations
31
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 1,300
- County
- Talbot
- School/Daycare
- No
- MCL Violations
- 31
- Monitoring Violations
- 48
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MCL | 31 | 2022 |
| Lead and Copper Rule | MR | 10 | 2017 |
| Consumer Confidence Rule | Other | 5 | 2021 |
| Arsenic | MR | 5 | 2018 |
| Thallium, Total | MR | 3 | 1996 |
| Cadmium | MR | 3 | 1996 |
| Chromium | MR | 3 | 1996 |
| Nickel | MR | 3 | 1996 |
| Beryllium, Total | MR | 3 | 1996 |
| Barium | MR | 3 | 1996 |
| Selenium | MR | 3 | 1996 |
| Mercury | MR | 3 | 1996 |
| Antimony, Total | MR | 3 | 1996 |
| Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | 2 | 2008 |
| Fluoride | MR | 2 | 1996 |
| Coliform (TCR) | MR | 2 | 1993 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.