NAVAL RESEARCH LAB., CHESAPEAKE BAY DIV.
PWS ID: MD0040019 · CHESAPEAKE BEACH, Maryland 20732
Population Served
60
Total Violations
14
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Federal
- Connections
- 71
- County
- Calvert
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 13
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 4 | 2010 |
| Lead and Copper Rule | MR | 2 | 2016 |
| Arsenic | MR | 2 | 2020 |
| Nitrate | MR | 2 | 2006 |
| Revised Total Coliform Rule | MON | 1 | 2023 |
| Total Haloacetic Acids (HAA5) | MR | 1 | 2007 |
| TTHM | MR | 1 | 2007 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.