Aqua Nj - Hamilton Square, NJ Water Quality
Aqua Nj - Hamilton Square: EPA violation history, explained
Aqua Nj - Hamilton Square has a health-based violation on record, but none in the last five years - an older issue, not necessarily a current one. 39,128 people get their water from it, across 12,738 connections.
Aqua Nj - Hamilton Square's record against the rest of the country
50 total violations and 2 health-based ones put Aqua Nj - Hamilton Square at the 54th percentile nationally for violation burden, rank 5,917 of 12,903.
How Aqua Nj - Hamilton Square compares within NJ
NJ's 273 covered systems average 5.2 health-based violations each; Aqua Nj - Hamilton Square carries 2, not more than typical for the state. The filter guide explains what a violation like this actually calls for.
Most recent violation on record
The last violation EPA has on record for Aqua Nj - Hamilton Square is from 2025-06-12 (health-based: 2006-01-07). Last reported to EPA: 06/30/2026.
What kind of problem, specifically
Aqua Nj - Hamilton Square's flagged contaminants and rule violations, grouped by what they actually mean for a filter choice rather than left as EPA's raw code list:
- Microbial contamination / treatment technique - flagged from: Coliform (TCR)
- Radionuclides - flagged from: Combined Radium (-226 and -228)
The most severe category on record is microbial contamination / treatment technique, which points toward a microbial-class filter if you want to address it directly.
What this data is and is not
Aqua Nj - Hamilton Square's numbers here come from its own required reporting to EPA under the Safe Drinking Water Act, not from an independent test of your glass of water. This record - 2 health-based violations on file for Aqua Nj - Hamilton Square - stops at the meter and cannot see household plumbing on the other side of it. The guide to what this data misses covers that gap.