Hardyston Twp., NJ
Contamination score
Higher = more contaminated vs. other cities.
Reported illness & cancer claims
No claims reported yet. Be the first to add one.
Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.
Self-reported issues
No issues reported yet. Be the first to report one.

Public water systems
Hardyston Twp Mua
- PWSID:
- NJ1911005
- Source:
- Ground water
- Serves:
- 769 people
Lake Stockholm Inc
- PWSID:
- NJ1911002
- Source:
- Ground water
- Serves:
- 300 people
Hardyston Twp Mua
- PWSID:
- NJ1911006
- Source:
- Ground water
- Serves:
- 1,963 people
Lake Tamarack W Co
- PWSID:
- NJ1911003
- Source:
- Ground water
- Serves:
- 1,000 people
Aqua Nj - Wallkill
- PWSID:
- NJ1911001
- Source:
- Ground water
- Serves:
- 1,050 people
Aqua Nj - Summit Lake
- PWSID:
- NJ1911004
- Source:
- Ground water
- Serves:
- 177 people
EPA & DEP violations
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Dec 22, 2025 · 5 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Sep 29, 2025 · 8 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Sep 29, 2025 · 8 months ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2025 · 11 months ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2025 · 11 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Apr 1, 2025 · 1 year ago · Source ↗
Revised Total Coliform Rule — RPT violation
medium severityResolvedRevised Total Coliform Rule RPT violation (Resolved).
EPA SDWIS · RPT · Began Mar 11, 2025 · 1 year ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Feb 1, 2025 · 1 year ago · Source ↗
Lead and Copper Rule — TT violation
high severityHealth-basedArchivedLead and Copper Rule TT violation (Archived).
EPA SDWIS · TT · Began Jan 1, 2025 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Dec 30, 2024 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Sep 29, 2024 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2024 · 1 year ago · Source ↗
Chlorine — MR violation
medium severityArchivedChlorine MR violation (Archived).
EPA SDWIS · MR · Began Jul 1, 2024 · 1 year ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2024 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2024 · 1 year ago · Source ↗
Lead and Copper Rule — TT violation
high severityHealth-basedArchivedLead and Copper Rule TT violation (Archived).
EPA SDWIS · TT · Began Jul 1, 2024 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityArchivedLead and Copper Rule MR violation (Archived).
EPA SDWIS · MR · Began Jul 1, 2024 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Mar 31, 2024 · 2 years ago · Source ↗
Revised Total Coliform Rule — RPT violation
medium severityUnaddressedRevised Total Coliform Rule RPT violation (Unaddressed).
EPA SDWIS · RPT · Began Jan 11, 2024 · 2 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.