GATEWAY NRA SANDY HOOK
PWS ID: NJ1331001 · HIGHLANDS, New Jersey 07732
Population Served
500
Total Violations
220
Health-Based Violations
27
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Federal
- Connections
- 138
- County
- Monmouth
- School/Daycare
- No
- MCL Violations
- 19
- Monitoring Violations
- 178
- Treatment Tech Violations
- 8
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 19 | 1997 |
| Chlorine | MR | 14 | 2020 |
| Lead and Copper Rule | MR | 14 | 2022 |
| Coliform (TCR) | MR | 9 | 2010 |
| Lead and Copper Rule | TT | 8 | 2022 |
| Nitrate | MR | 7 | 2012 |
| 1,2,4-Trichlorobenzene | MR | 4 | 2011 |
| 1,1-Dichloroethylene | MR | 4 | 2011 |
| Tetrachloroethylene | MR | 4 | 2011 |
| Consumer Confidence Rule | Other | 4 | 2013 |
| Combined Uranium | MR | 4 | 2008 |
| Radium-226 | MR | 4 | 2008 |
| o-Dichlorobenzene | MR | 4 | 2011 |
| trans-1,2-Dichloroethylene | MR | 4 | 2011 |
| Trichloroethylene | MR | 4 | 2011 |
| p-Dichlorobenzene | MR | 4 | 2011 |
| Fluoride | MR | 4 | 2011 |
| Radium-228 | MR | 4 | 2008 |
| Combined Radium (-226 and -228) | MR | 4 | 2008 |
| Gross Alpha, Excl. Radon and U | MR | 4 | 2008 |
| Arsenic | MR | 3 | 2011 |
| Barium | MR | 3 | 2011 |
| Chromium | MR | 3 | 2011 |
| CYANIDE | MR | 3 | 2011 |
| Nickel | MR | 3 | 2011 |
| Beryllium, Total | MR | 3 | 2011 |
| Thallium, Total | MR | 3 | 2011 |
| Selenium | MR | 3 | 2011 |
| Xylenes, Total | MR | 3 | 2011 |
| DICHLOROMETHANE | MR | 3 | 2011 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.