MOUNT PLEASANT WATER CO., INC.
PWS ID: MD0180009 · WALDORF, Maryland 20602
Population Served
150
Total Violations
157
Health-Based Violations
8
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 50
- County
- St. Mary's
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 141
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 59 | 2015 |
| Revised Total Coliform Rule | MON | 31 | 2019 |
| Fluoride | MR | 13 | 2017 |
| Lead and Copper Rule | MR | 12 | 2014 |
| Nitrite | MR | 9 | 1993 |
| Consumer Confidence Rule | Other | 6 | 2012 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2013 |
| TTHM | MR | 5 | 2013 |
| Arsenic | MR | 4 | 2015 |
| Groundwater Rule | TT | 4 | 2019 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | TT | 4 | 2019 |
| Nitrate | MR | 3 | 2019 |
| LEAD AND COPPER RULE REVISIONS | RPT | 1 | 2025 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.