P

Potosi, WI

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️7 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

Potosi Waterworks

PWSID:
WI1220117
Source:
Ground water
Serves:
718 people

Tennyson Waterworks

PWSID:
WI1220120
Source:
Ground water
Serves:
367 people

River Vista Estates Llc

PWSID:
WI1220121
Source:
Ground water
Serves:
30 people

EPA & DEP violations

Potosi Waterworks

PWSID WI12201176 violations

  • Stage 1 Disinfectants and Disinfection Byproducts Rule — TT violation

    high severityHealth-basedResolved

    Stage 1 Disinfectants and Disinfection Byproducts Rule TT violation (Resolved).

    EPA SDWIS · TT · Began Mar 1, 2024 · 2 years ago · Source ↗

  • Lead and Copper Rule — MR violation

    medium severityResolved

    Lead and Copper Rule MR violation (Resolved).

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

  • Stage 1 Disinfectants and Disinfection Byproducts Rule — TT violation

    high severityHealth-basedResolved

    Stage 1 Disinfectants and Disinfection Byproducts Rule TT violation (Resolved).

    EPA SDWIS · TT · Began May 2, 2018 · 8 years ago · Source ↗

  • Revised Total Coliform Rule — MON violation

    medium severityResolved

    Revised Total Coliform Rule MON violation (Resolved).

    EPA SDWIS · MON · Began Mar 1, 2018 · 8 years ago · Source ↗

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

    medium severityResolved

    Gross Alpha, Excl. Radon and U MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Lead and Copper Rule — MR violation

    medium severityResolved

    Lead and Copper Rule MR violation (Resolved).

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

Tennyson Waterworks

PWSID WI12201208 violations

  • Lead and Copper Rule — MR violation

    medium severityResolved

    Lead and Copper Rule MR violation (Resolved).

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

  • Stage 1 Disinfectants and Disinfection Byproducts Rule — TT violation

    high severityHealth-basedResolved

    Stage 1 Disinfectants and Disinfection Byproducts Rule TT violation (Resolved).

    EPA SDWIS · TT · Began Mar 1, 2024 · 2 years ago · Source ↗

  • Lead and Copper Rule — MR violation

    medium severityResolved

    Lead and Copper Rule MR violation (Resolved).

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

  • Lead and Copper Rule — MR violation

    medium severityResolved

    Lead and Copper Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Jun 1, 2023 · 3 years ago · Source ↗

  • Stage 1 Disinfectants and Disinfection Byproducts Rule — TT violation

    high severityHealth-basedResolved

    Stage 1 Disinfectants and Disinfection Byproducts Rule TT violation (Resolved).

    EPA SDWIS · TT · Began May 2, 2018 · 8 years ago · Source ↗

  • Revised Total Coliform Rule — MON violation

    medium severityResolved

    Revised Total Coliform Rule MON violation (Resolved).

    EPA SDWIS · MON · Began Mar 1, 2018 · 8 years ago · Source ↗

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

    medium severityResolved

    Gross Alpha, Excl. Radon and U MR violation (Resolved).

    EPA SDWIS · MR · Began Jan 1, 2018 · 8 years ago · Source ↗

  • Lead and Copper Rule — MR violation

    medium severityResolved

    Lead and Copper Rule MR violation (Resolved).

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

City-wide

6 violations

  • LEAD AND COPPER RULE REVISIONS — RPT violation

    medium severityResolved

    LEAD AND COPPER RULE REVISIONS RPT violation (Resolved).

    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 Jan 1, 2025 · 1 year ago · Source ↗

  • Revised Total Coliform Rule — MON violation

    medium severityResolved

    Revised Total Coliform Rule MON violation (Resolved).

    EPA SDWIS · MON · Began Jan 1, 2021 · 5 years ago · Source ↗

  • Coliform (TCR) — MCL violation

    high severityHealth-basedResolved

    Coliform (TCR) MCL violation (Resolved).

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

  • Coliform (TCR) — MCL violation

    high severityHealth-basedResolved

    Coliform (TCR) MCL violation (Resolved).

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

  • Coliform (TCR) — MCL violation

    high severityHealth-basedResolved

    Coliform (TCR) MCL violation (Resolved).

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

Water-related lawsuits

No lawsuits on record.

In the news & sources

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