DELAWARE TOWNSHIP MUA
PWS ID: NJ1007001 · SERGEANTSVILLE, New Jersey 08557
Population Served
500
Total Violations
59
Health-Based Violations
10
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 173
- County
- Hunterdon
- School/Daycare
- No
- MCL Violations
- 2
- Monitoring Violations
- 37
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Lead and Copper Rule | MR | 9 | 2021 |
| Lead and Copper Rule | TT | 8 | 2020 |
| Nitrate | MR | 7 | 2016 |
| Chlorine | MR | 7 | 2020 |
| Consumer Confidence Rule | Other | 4 | 2024 |
| Public Notice | Other | 3 | 2020 |
| TTHM | MR | 2 | 2016 |
| Barium | MCL | 2 | 1988 |
| CYANIDE | MR | 2 | 2020 |
| Total Haloacetic Acids (HAA5) | MR | 2 | 2016 |
| Arsenic | MR | 1 | 1988 |
| Fluoride | MR | 1 | 1988 |
| Mercury | MR | 1 | 1988 |
| Selenium | MR | 1 | 1988 |
| Chromium | MR | 1 | 1988 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 1980 |
| Barium | MR | 1 | 1988 |
| Cadmium | MR | 1 | 1988 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.