I

Ironton, MO

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️4 health-based violations on record.
0
Water sources
20
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

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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.

Critical High Medium Reported claim

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Public water systems

Mo American Ironton

PWSID:
MO4010402
Source:
Surface water
Serves:
1,460 people

Killarney Shores Subd

PWSID:
MO4036256
Source:
Ground water
Serves:
203 people

EPA & DEP violations

Mo American Ironton

PWSID MO40104024 violations

  • TTHM — MCL violation

    high severityHealth-basedArchived

    TTHM MCL violation (Archived).

    EPA SDWIS · MCL · Began Jan 1, 2026 · 9 months ago · Source ↗

  • TTHM — MCL violation

    high severityHealth-basedArchived

    TTHM MCL violation (Archived).

    EPA SDWIS · MCL · Began Oct 1, 2025 · 1 year ago · Source ↗

  • TTHM — MCL violation

    high severityHealth-basedArchived

    TTHM MCL violation (Archived).

    EPA SDWIS · MCL · Began Jul 1, 2025 · 1 year ago · Source ↗

  • TTHM — MCL violation

    high severityHealth-basedResolved

    TTHM MCL violation (Resolved).

    EPA SDWIS · MCL · Began Jul 1, 2024 · 2 years ago · Source ↗

City-wide

16 violations

  • Beryllium, Total — MR violation

    medium severityArchived

    Beryllium, Total MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Barium — MR violation

    medium severityArchived

    Barium MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Arsenic — MR violation

    medium severityArchived

    Arsenic MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Cadmium — MR violation

    medium severityArchived

    Cadmium MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Antimony, Total — MR violation

    medium severityArchived

    Antimony, Total MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Mercury — MR violation

    medium severityArchived

    Mercury MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Selenium — MR violation

    medium severityArchived

    Selenium MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Thallium, Total — MR violation

    medium severityArchived

    Thallium, Total MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Chromium — MR violation

    medium severityArchived

    Chromium MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Fluoride — MR violation

    medium severityArchived

    Fluoride MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2026 · 9 months ago · Source ↗

  • Lead and Copper Rule — MR violation

    medium severityUnaddressed

    Lead and Copper Rule MR violation (Unaddressed).

    EPA SDWIS · MR · Began Oct 1, 2025 · 1 year ago · Source ↗

  • TTHM — MR violation

    medium severityArchived

    TTHM MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗

  • Nitrate-Nitrite — MR violation

    medium severityArchived

    Nitrate-Nitrite MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗

  • Total Haloacetic Acids (HAA5) — MR violation

    medium severityArchived

    Total Haloacetic Acids (HAA5) MR violation (Archived).

    EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗

  • LEAD AND COPPER RULE REVISIONS — RPT violation

    medium severityUnaddressed

    LEAD AND COPPER RULE REVISIONS RPT violation (Unaddressed).

    EPA SDWIS · RPT · Began Oct 17, 2024 · 1 year ago · Source ↗

  • Lead and Copper Rule — MR violation

    medium severityUnaddressed

    Lead and Copper Rule MR violation (Unaddressed).

    EPA SDWIS · MR · Began Oct 1, 2024 · 2 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.