DEEP MARINE HEADQUARTERS
PWS ID: CT1059082 · PORTLAND, Connecticut 06480
Population Served
50
Total Violations
173
Health-Based Violations
5
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- State
- Connections
- 1
- County
- New London
- School/Daycare
- No
- MCL Violations
- 3
- Monitoring Violations
- 59
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 26 | 2024 |
| Nitrate | MR | 13 | 2013 |
| Coliform (TCR) | MR | 12 | 2010 |
| E. COLI | MR | 4 | 2014 |
| Public Notice | Other | 4 | 2015 |
| Coliform (TCR) | MCL | 3 | 2014 |
| Lead and Copper Rule | TT | 2 | 2006 |
| Beryllium, Total | MR | 2 | 2009 |
| Cadmium | MR | 1 | 2000 |
| Arsenic | MR | 1 | 2000 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.