Jefferson City, MO
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
Cole County Pwsd 1
- PWSID:
- MO3024159
- Source:
- Ground water
- Serves:
- 16,548 people
Mo American Jefferson City North
- PWSID:
- MO3010146
- Source:
- Ground water
- Serves:
- 95 people
Cole County Pwsd 2
- PWSID:
- MO3024160
- Source:
- Ground water
- Serves:
- 13,107 people
Mo American Jefferson City District
- PWSID:
- MO3010409
- Source:
- Surface water
- Serves:
- 30,075 people
EPA & DEP violations
LEAD AND COPPER RULE REVISIONS — RPT violation
medium severityUnaddressedLEAD AND COPPER RULE REVISIONS RPT violation (Unaddressed).
EPA SDWIS · RPT · Began Jul 2, 2025 · 11 months ago · Source ↗
Violation — Violation violation
medium severityContaminant Violation violation.
EPA SDWIS · Violation · Began — · Source ↗
Violation — Violation violation
medium severityContaminant Violation violation.
EPA SDWIS · Violation · Began — · Source ↗
Violation — Violation violation
medium severityContaminant Violation violation.
EPA SDWIS · Violation · Began — · Source ↗
Violation — Violation violation
medium severityContaminant Violation violation.
EPA SDWIS · Violation · Began — · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.