M

Missouri City, MO

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️2 health-based violations on record.
0
Water sources
13
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

CITY OF COLUMBIA UTILITIES

PWSID:
MO3010181
Source:
Ground water
Serves:
126,254 people

Missouri City Pws

PWSID:
MO1010532
Source:
Ground water
Serves:
254 people

EPA & DEP violations

CITY OF COLUMBIA UTILITIES

PWSID MO30101813 violations

  • Monitoring violation — CITY OF COLUMBIA UTILITIES

    low severityOpen

    EPA SDWIS violation 1117 (code 66) at CITY OF COLUMBIA UTILITIES (PWSID MO3010181).

    EPA SDWIS · Monitoring violation · Began Sep 29, 2025 · 10 months ago · Source ↗

  • Reporting violation — CITY OF COLUMBIA UTILITIES

    low severityOpen

    EPA SDWIS violation 1118 (code 4H) at CITY OF COLUMBIA UTILITIES (PWSID MO3010181).

    EPA SDWIS · Reporting violation · Began Jul 2, 2025 · 1 year ago · Source ↗

  • Monitoring violation — CITY OF COLUMBIA UTILITIES

    low severityResolved

    EPA SDWIS violation 1116 (code 52) at CITY OF COLUMBIA UTILITIES (PWSID MO3010181).

    EPA SDWIS · Monitoring violation · Began Jul 1, 2022 · 4 years ago · Source ↗

City-wide

10 violations

  • LEAD AND COPPER RULE REVISIONS — RPT violation

    medium severityUnaddressed

    LEAD AND COPPER RULE REVISIONS RPT violation (Unaddressed).

    EPA SDWIS · RPT · Began Jul 2, 2025 · 1 year ago · Source ↗

  • Revised Total Coliform Rule — MON violation

    medium severityResolved

    Revised Total Coliform Rule MON violation (Resolved).

    EPA SDWIS · MON · Began Jun 1, 2022 · 4 years ago · Source ↗

  • Consumer Confidence Rule — Other violation

    medium severityResolved

    Consumer Confidence Rule Other violation (Resolved).

    EPA SDWIS · Other · Began Jul 1, 2019 · 7 years ago · Source ↗

  • Public Notice — Other violation

    medium severityResolved

    Public Notice Other violation (Resolved).

    EPA SDWIS · Other · Began Aug 17, 2013 · 12 years ago · Source ↗

  • Coliform (TCR) — MR violation

    medium severityResolved

    Coliform (TCR) MR violation (Resolved).

    EPA SDWIS · MR · Began Jun 1, 2013 · 13 years ago · Source ↗

  • Consumer Confidence Rule — Other violation

    medium severityResolved

    Consumer Confidence Rule Other violation (Resolved).

    EPA SDWIS · Other · Began Jul 1, 2012 · 14 years ago · Source ↗

  • Coliform (TCR) — MR violation

    medium severityResolved

    Coliform (TCR) MR violation (Resolved).

    EPA SDWIS · MR · Began Jul 1, 2012 · 14 years ago · Source ↗

  • Coliform (TCR) — MCL violation

    high severityHealth-basedResolved

    Coliform (TCR) MCL violation (Resolved).

    EPA SDWIS · MCL · Began May 1, 2011 · 15 years ago · Source ↗

  • Coliform (TCR) — MCL violation

    high severityHealth-basedResolved

    Coliform (TCR) MCL violation (Resolved).

    EPA SDWIS · MCL · Began May 1, 2011 · 15 years ago · Source ↗

  • Violation — Violation violation

    medium severity

    Contaminant Violation violation.

    EPA SDWIS · Violation · Began — · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.