Hardyston Twp., NJ
Contamination score
Higher = more contaminated vs. other cities.
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Reported illness & cancer claims
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Self-reported issues
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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
Lake Tamarack W Co
- PWSID:
- NJ1911003
- Source:
- Ground water
- Serves:
- 1,000 people
Hardyston Twp Mua
- PWSID:
- NJ1911006
- Source:
- Ground water
- Serves:
- 1,963 people
Aqua Nj - Summit Lake
- PWSID:
- NJ1911004
- Source:
- Ground water
- Serves:
- 177 people
Aqua Nj - Wallkill
- PWSID:
- NJ1911001
- Source:
- Ground water
- Serves:
- 1,050 people
EPA & DEP violations
City-wide
20 violationsLead and Copper Rule — TT violation
high severityHealth-basedUnaddressedLead and Copper Rule TT violation (Unaddressed).
EPA SDWIS · TT · Began Jan 1, 2026 · 7 months ago · Source ↗
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Dec 22, 2025 · 7 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Sep 29, 2025 · 10 months ago · Source ↗
Lead and Copper Rule — MR violation
medium severityArchivedLead and Copper Rule MR violation (Archived).
EPA SDWIS · MR · Began Jul 1, 2025 · 1 year ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2025 · 1 year ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2025 · 1 year 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 · 2 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2024 · 2 years ago · Source ↗
Chlorine — MR violation
medium severityArchivedChlorine MR violation (Archived).
EPA SDWIS · MR · Began Jul 1, 2024 · 2 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityArchivedLead and Copper Rule MR violation (Archived).
EPA SDWIS · MR · Began Jul 1, 2024 · 2 years ago · Source ↗
Lead and Copper Rule — TT violation
high severityHealth-basedArchivedLead and Copper Rule TT violation (Archived).
EPA SDWIS · TT · Began Jul 1, 2024 · 2 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2024 · 2 years 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 ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.