W

Wentzville, MO

—no score

Contamination score

Higher = more contaminated vs. other cities.

0
Water sources
5
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

ST CHARLES COUNTY PWSD 2

PWSID:
MO6024530
Source:
Surface water
Serves:
100,587 people

Wentzville Pws

PWSID:
MO6010849
Source:
Ground water
Serves:
41,784 people

EPA & DEP violations

ST CHARLES COUNTY PWSD 2

PWSID MO60245302 violations

  • Monitoring violation — ST CHARLES COUNTY PWSD 2

    low severityOpen

    EPA SDWIS violation 2220 (code 31) at ST CHARLES COUNTY PWSD 2 (PWSID MO6024530).

    EPA SDWIS · Monitoring violation · Began Jun 1, 2025 · 1 year ago · Source ↗

  • Monitoring violation — ST CHARLES COUNTY PWSD 2

    low severityResolved

    EPA SDWIS violation 2217 (code 3A) at ST CHARLES COUNTY PWSD 2 (PWSID MO6024530).

    EPA SDWIS · Monitoring violation · Began Jun 1, 2021 · 5 years ago · Source ↗

Wentzville Pws

PWSID MO60108493 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 Aug 1, 2018 · 8 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

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