Kobuk, AK
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
Kobuk Water System
- PWSID:
- AK2340565
- Source:
- Ground water
- Serves:
- 93 people
EPA & DEP violations
Groundwater Rule — MR violation
medium severityArchivedGroundwater Rule MR violation (Archived).
EPA SDWIS · MR · Began Dec 1, 2025 · 6 months ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Aug 1, 2025 · 10 months ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Aug 1, 2025 · 10 months ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Aug 1, 2025 · 10 months ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began May 1, 2025 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2025 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Feb 1, 2025 · 1 year ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Jan 1, 2025 · 1 year ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Dec 1, 2024 · 1 year ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Dec 1, 2024 · 1 year ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Oct 1, 2024 · 1 year ago · Source ↗
Chlorine — MR violation
medium severityResolvedChlorine MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2024 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Sep 1, 2024 · 1 year ago · Source ↗
Groundwater Rule — TT violation
high severityHealth-basedResolvedGroundwater Rule TT violation (Resolved).
EPA SDWIS · TT · Began Aug 1, 2024 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2024 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jun 1, 2024 · 2 years ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began May 1, 2024 · 2 years ago · Source ↗
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Apr 2, 2024 · 2 years ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2024 · 2 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.