Jefferson, IA
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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Pollution sources & reported claims near your water
Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.
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Public water systems
Jefferson Water Department
- PWSID:
- IA3742004
- Source:
- Ground water
- Serves:
- 4,182 people
EPA & DEP violations
Jefferson Water Department
PWSID IA37420044 violationsTTHM — MR violation
medium severityResolvedTTHM MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2020 · 6 years ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityResolvedTotal Haloacetic Acids (HAA5) MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2020 · 6 years ago · Source ↗
Nitrite — MR violation
medium severityResolvedNitrite MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2019 · 7 years ago · 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.