JONESTOWN WATER SYSTEM
PWS ID: MD0050004 · DENTON, Maryland 21629
Population Served
150
Total Violations
174
Health-Based Violations
15
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 56
- County
- Caroline
- School/Daycare
- No
- MCL Violations
- 15
- Monitoring Violations
- 141
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 100 | 2009 |
| Lead and Copper Rule | MR | 16 | 2021 |
| Nitrate | MR | 13 | 2009 |
| Coliform (TCR) | MCL | 11 | 2005 |
| Consumer Confidence Rule | Other | 11 | 2012 |
| TTHM | MR | 4 | 2015 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2015 |
| Fluoride | MR | 4 | 2018 |
| Nitrate | MCL | 4 | 1988 |
| 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.