B

Big Lake, MO

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️5 health-based violations on record.
0
Water sources
17
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

HOLT COUNTY PWSD 1

PWSID:
MO1021304
Source:
Ground water
Serves:
1,140 people

Big Lake Village Of Pws

PWSID:
MO1011182
Source:
Ground water
Serves:
2,000 people

EPA & DEP violations

HOLT COUNTY PWSD 1

PWSID MO102130412 violations

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityOpen

    EPA SDWIS violation 430 (code 27) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

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

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityOpen

    EPA SDWIS violation 431 (code 27) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

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

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityResolved

    EPA SDWIS violation 428 (code 27) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

    EPA SDWIS · Monitoring violation · Began Apr 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityResolved

    EPA SDWIS violation 429 (code 27) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

    EPA SDWIS · Monitoring violation · Began Apr 1, 2023 · 3 years ago · Source ↗

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityResolved

    EPA SDWIS violation 424 (code 3A) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

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

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityResolved

    EPA SDWIS violation 425 (code 27) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

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

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityResolved

    EPA SDWIS violation 426 (code 27) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

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

  • Other violation — HOLT COUNTY PWSD 1

    low severityResolved

    EPA SDWIS violation 427 (code 20) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

    EPA SDWIS · Other violation · Began Aug 22, 2019 · 7 years ago · Source ↗

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityResolved

    EPA SDWIS violation 422 (code 27) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

    EPA SDWIS · Monitoring violation · Began Oct 1, 2018 · 8 years ago · Source ↗

  • Monitoring violation — HOLT COUNTY PWSD 1

    low severityResolved

    EPA SDWIS violation 423 (code 27) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

    EPA SDWIS · Monitoring violation · Began Oct 1, 2018 · 8 years ago · Source ↗

  • MCL exceedance — HOLT COUNTY PWSD 1

    high severityHealth-basedResolved

    EPA SDWIS violation 421 (code 02) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

    EPA SDWIS · MCL exceedance · Began Apr 1, 2016 · 10 years ago · Source ↗

  • MCL exceedance — HOLT COUNTY PWSD 1

    high severityHealth-basedResolved

    EPA SDWIS violation 420 (code 02) at HOLT COUNTY PWSD 1 (PWSID MO1021304).

    EPA SDWIS · MCL exceedance · Began Jan 1, 2016 · 10 years ago · Source ↗

Big Lake Village Of Pws

PWSID MO10111825 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 ↗

  • Lead and Copper Rule — MR violation

    medium severityResolved

    Lead and Copper Rule MR violation (Resolved).

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

  • TTHM — MCL violation

    high severityHealth-basedResolved

    TTHM MCL violation (Resolved).

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

  • TTHM — MCL violation

    high severityHealth-basedResolved

    TTHM MCL violation (Resolved).

    EPA SDWIS · MCL · Began Jul 1, 2020 · 6 years ago · Source ↗

  • TTHM — MCL violation

    high severityHealth-basedResolved

    TTHM MCL violation (Resolved).

    EPA SDWIS · MCL · Began Apr 1, 2020 · 6 years ago · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

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