L

Leroy, WI

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️7 health-based violations on record.
0
Water sources
15
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

Leroy Sanitary District 1

PWSID:
WI1140155
Source:
Ground water
Serves:
320 people

EPA & DEP violations

City-wide

15 violations

  • Gross Alpha, Excl. Radon and U — MCL violation

    high severityHealth-basedArchived

    Gross Alpha, Excl. Radon and U MCL violation (Archived).

    EPA SDWIS · MCL · Began Jan 1, 2026 · 7 months ago · Source ↗

  • Groundwater Rule — Other violation

    medium severityResolved

    Groundwater Rule Other violation (Resolved).

    EPA SDWIS · Other · Began Dec 2, 2024 · 1 year ago · Source ↗

  • Combined Radium (-226 and -228) — MCL violation

    high severityHealth-basedArchived

    Combined Radium (-226 and -228) MCL violation (Archived).

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

  • Public Notice — Other violation

    medium severityResolved

    Public Notice Other violation (Resolved).

    EPA SDWIS · Other · Began Jun 6, 2024 · 2 years ago · Source ↗

  • Combined Radium (-226 and -228) — MCL violation

    high severityHealth-basedArchived

    Combined Radium (-226 and -228) MCL violation (Archived).

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

  • Groundwater Rule — TT violation

    high severityHealth-basedResolved

    Groundwater Rule TT violation (Resolved).

    EPA SDWIS · TT · Began Sep 1, 2019 · 6 years ago · Source ↗

  • Groundwater Rule — TT violation

    high severityHealth-basedResolved

    Groundwater Rule TT violation (Resolved).

    EPA SDWIS · TT · Began Sep 1, 2019 · 6 years ago · Source ↗

  • TTHM — MR violation

    medium severityResolved

    TTHM MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Total Haloacetic Acids (HAA5) — MR violation

    medium severityResolved

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

    EPA SDWIS · MR · Began Jan 1, 2015 · 11 years ago · Source ↗

  • Coliform (TCR) — MCL violation

    high severityHealth-basedResolved

    Coliform (TCR) MCL violation (Resolved).

    EPA SDWIS · MCL · Began Jul 1, 2014 · 12 years ago · Source ↗

  • Lead and Copper Rule — MR violation

    medium severityUnaddressed

    Lead and Copper Rule MR violation (Unaddressed).

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

  • Coliform (TCR) — MCL violation

    high severityHealth-basedResolved

    Coliform (TCR) MCL violation (Resolved).

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

  • Coliform (TCR) — MR violation

    medium severityResolved

    Coliform (TCR) MR violation (Resolved).

    EPA SDWIS · MR · Began Feb 1, 2011 · 15 years ago · Source ↗

  • Chlorine — MR violation

    medium severityResolved

    Chlorine MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 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.