S

St Ignatius, MT

—no score

Contamination score

Higher = more contaminated vs. other cities.

⚠️2 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

St Ignatius Town Of

PWSID:
MT0001740
Source:
Ground water
Serves:
700 people

Christian Childrens Ranch

PWSID:
MT0003720
Source:
Ground water
Serves:
65 people

EPA & DEP violations

St Ignatius Town Of

PWSID MT000174020 violations

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

    EPA SDWIS · MR · Began Sep 1, 2025 · 11 months ago · Source ↗

  • E. COLI — MR violation

    medium severityResolved

    E. COLI MR violation (Resolved).

    EPA SDWIS · MR · Began Jul 17, 2024 · 2 years ago · Source ↗

  • Nitrate-Nitrite — MR violation

    medium severityResolved

    Nitrate-Nitrite 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 Oct 1, 2022 · 3 years ago · Source ↗

  • Groundwater Rule — MR violation

    medium severityResolved

    Groundwater Rule MR violation (Resolved).

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

  • TTHM — MR violation

    medium severityResolved

    TTHM MR violation (Resolved).

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

  • Total Haloacetic Acids (HAA5) — MR violation

    medium severityResolved

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

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

  • Groundwater Rule — TT violation

    high severityHealth-basedResolved

    Groundwater Rule TT violation (Resolved).

    EPA SDWIS · TT · Began Oct 1, 2016 · 9 years ago · Source ↗

  • Groundwater Rule — TT violation

    high severityHealth-basedResolved

    Groundwater Rule TT violation (Resolved).

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

  • Methoxychlor — MR violation

    medium severityResolved

    Methoxychlor MR violation (Resolved).

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

  • Toxaphene — MR violation

    medium severityResolved

    Toxaphene MR violation (Resolved).

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

  • OXAMYL — MR violation

    medium severityResolved

    OXAMYL MR violation (Resolved).

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

  • Simazine — MR violation

    medium severityResolved

    Simazine MR violation (Resolved).

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

  • Di(2-ethylhexyl) phthalate — MR violation

    medium severityResolved

    Di(2-ethylhexyl) phthalate MR violation (Resolved).

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

  • Picloram — MR violation

    medium severityResolved

    Picloram MR violation (Resolved).

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

  • Dinoseb — MR violation

    medium severityResolved

    Dinoseb MR violation (Resolved).

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

  • Aldicarb sulfone — MR violation

    medium severityResolved

    Aldicarb sulfone MR violation (Resolved).

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

  • Carbofuran — MR violation

    medium severityResolved

    Carbofuran MR violation (Resolved).

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

  • Aldicarb — MR violation

    medium severityResolved

    Aldicarb MR violation (Resolved).

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

  • LASSO — MR violation

    medium severityResolved

    LASSO MR violation (Resolved).

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

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.