Jefferson 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
Jefferson Twp W Vassar Road
- PWSID:
- NJ1414016
- Source:
- Ground water
- Serves:
- 90 people
Jefferson Twp W U Milton Sys
- PWSID:
- NJ1414003
- Source:
- Ground water
- Serves:
- 4,500 people
Jefferson Twp W U Lk Hop
- PWSID:
- NJ1414011
- Source:
- Ground water
- Serves:
- 8,500 people
Loziers Trailer Park
- PWSID:
- NJ1414006
- Source:
- Ground water
- Serves:
- 50 people
Oak Ridge Mobile Home Park
- PWSID:
- NJ1414008
- Source:
- Ground water
- Serves:
- 100 people
EPA & DEP violations
Revised Total Coliform Rule — RPT violation
medium severityResolvedRevised Total Coliform Rule RPT violation (Resolved).
EPA SDWIS · RPT · Began Oct 11, 2025 · 8 months ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Sep 1, 2025 · 9 months ago · Source ↗
Revised Total Coliform Rule — RPT violation
medium severityUnaddressedRevised Total Coliform Rule RPT violation (Unaddressed).
EPA SDWIS · RPT · Began Aug 11, 2025 · 10 months ago · Source ↗
Revised Total Coliform Rule — RPT violation
medium severityResolvedRevised Total Coliform Rule RPT violation (Resolved).
EPA SDWIS · RPT · Began Jul 11, 2025 · 11 months ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityArchivedRevised Total Coliform Rule MON violation (Archived).
EPA SDWIS · MON · 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 Jul 1, 2025 · 11 months ago · Source ↗
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Jun 21, 2025 · 11 months ago · Source ↗
Revised Total Coliform Rule — RPT violation
medium severityUnaddressedRevised Total Coliform Rule RPT violation (Unaddressed).
EPA SDWIS · RPT · Began Jun 11, 2025 · 1 year ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Jun 1, 2025 · 1 year ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityArchivedRevised Total Coliform Rule MON violation (Archived).
EPA SDWIS · MON · Began May 1, 2025 · 1 year ago · Source ↗
Lead and Copper Rule — TT violation
high severityHealth-basedUnaddressedLead and Copper Rule TT violation (Unaddressed).
EPA SDWIS · TT · Began Apr 1, 2025 · 1 year ago · Source ↗
Xylenes, Total — MR violation
medium severityArchivedXylenes, Total MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
p-Dichlorobenzene — MR violation
medium severityArchivedp-Dichlorobenzene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
trans-1,2-Dichloroethylene — MR violation
medium severityArchivedtrans-1,2-Dichloroethylene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Carbon tetrachloride — MR violation
medium severityArchivedCarbon tetrachloride MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
1,1,2-Trichloroethane — MR violation
medium severityArchived1,1,2-Trichloroethane MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Toluene — MR violation
medium severityArchivedToluene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Styrene — MR violation
medium severityArchivedStyrene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityArchivedLead and Copper Rule MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
cis-1,2-Dichloroethylene — MR violation
medium severityArchivedcis-1,2-Dichloroethylene MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.