HAMILTON, NJ · Mercer County
AQUA NJ - HAMILTON SQUARE Water System
Current status
2 items on record are open and awaiting resolution as of July 4, 2026. None are health-based violations — open items of this kind are most often monitoring or reporting requirements, not water-safety findings. Full details are in the violation history below.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace New Jersey’s official records. Always confirm current status with New Jersey before making decisions based on this information.
System facts
- System ID (PWSID)
- NJ1103001
- System type
- Community Water System
- Population served
- 39,128
- Service connections
- 12,738
- Ownership
- privately owned
- Water source
- surface water (rivers, lakes, or reservoirs)
Violation history
Lead Consumer Notice
—Lead and Copper Rule
December 30, 2023
UnaddressedMonitoring, Source Water (GWR)
—E. COLI
October 3, 2023
UnaddressedMonitoring, Regular
—Radium-226
July 1, 2023 – September 30, 2023
ResolvedWater Quality Parameter M/R
—Lead and Copper Rule
July 1, 2019 – December 31, 2019
Resolved
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| December 30, 2023 | Lead Consumer Notice | Lead and Copper Rule | — | Unaddressed |
| October 3, 2023 | Monitoring, Source Water (GWR) | E. COLI | — | Unaddressed |
| July 1, 2023 – September 30, 2023 | Monitoring, Regular | Radium-226 | — | Resolved |
| July 1, 2019 – December 31, 2019 | Water Quality Parameter M/R | Lead and Copper Rule | — | Resolved |
Unaddressed no corrective action on record yetResolved addressed and confirmed by the state
Enforcement actions
No enforcement actions on record for this system.
Contact
VANIM, ALYSSA
609-618-3850
HAMILTON, NJ 08691