EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID NJ1103001

New Jersey · Surface water purchased

Aqua Nj - Hamilton Square

EPA’s September 2026 export lists Aqua Nj - Hamilton Square (PWSID NJ1103001) as Current monitoring/reporting flag, serving a reported 39,128 people from a surface water purchased source, with 2 rules in current violation.

Source: EPA SDWIS system-search export · Snapshot 13 Sep 2026 · Federal compliance fields

CURRENT EXPORTCurrent monitoring/reporting flagEPA's export includes a current monitoring or reporting violation flag.
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01 / CURRENT FLAGS

EPA compliance flags for Aqua Nj - Hamilton Square

Aqua Nj - Hamilton Square is listed as current monitoring/reporting flag in the current export; the five federal flag categories remain separate below.

  • NOT FLAGGED
    Health-based violationCurrent HEALTH_FLAG in the EPA export.
  • FLAGGED
    Monitoring and reportingCurrent MR_FLAG in the EPA export.
  • NOT FLAGGED
    Public notificationCurrent PN_FLAG in the EPA export.
  • NOT FLAGGED
    Other violationCurrent OTHER_FLAG in the EPA export.
  • NOT FLAGGED
    Serious violatorCurrent serious-violator status in the EPA export.
Important limit

This page is not a household water test. A clear federal flag does not prove every home has safe water, and a flag is not a measurement at your faucet. Plumbing, service lines, local sampling, private wells, and newer events may not be reflected here.

02 / VIOLATION RECORD

Quarters with violations12rolling history field
Quarters with SNC1significant noncompliance
Rules in current violation2EPA export count
Rules in 3-year window4EPA export count

Current rule entries for Aqua Nj - Hamilton Square

EPA supplied 2 current contaminant, rule, or violation-category entries for Aqua Nj - Hamilton Square in the exported fields used here.

  • 3014=E. COLI
  • 5000=Lead and Copper Rule

Three-year entries for Aqua Nj - Hamilton Square

EPA supplied 8 contaminant or rule entries for Aqua Nj - Hamilton Square in the three-year history field.

  • 1040=Nitrate
  • 3014=E. COLI
  • 4000=Gross Alpha, Excl. Radon and U
  • 4006=Combined Uranium
  • 4010=Combined Radium (-226 and -228)
  • 4020=Radium-226
  • 4030=Radium-228
  • 5000=Lead and Copper Rule

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys for Aqua Nj - Hamilton Square

The export lists 1 site visits in five years and 0 significant deficiencies for Aqua Nj - Hamilton Square.

Site visits, past 5 years
1
Inspection visits
0
Other visits
1
Last sanitary survey
10/05/2022
Last recorded visit
10/05/2022
Significant deficiencies
0

Places served by Aqua Nj - Hamilton Square

EPA associates Aqua Nj - Hamilton Square with the listed cities, counties, ZIP codes, and New Jersey service area identifiers.

State / territory
New Jersey
Counties
Mercer
ZIP codes
Not supplied
Federal PWSID
NJ1103001
Registry ID
110013230422

04 / HOW TO USE THIS RECORD

Current public records for Aqua Nj - Hamilton Square

EPA’s facility report, the New Jersey drinking-water program, and Aqua Nj - Hamilton Square’s Consumer Confidence Report are the current public records beyond this September 2026 snapshot.

Confirm current conditions with the utility's latest Consumer Confidence Report, your state drinking-water program, and the EPA facility report. For household concerns, ask a qualified local laboratory about tap testing.

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