Vanduser, MO
Contamination score
Higher = more contaminated vs. other cities.
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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.
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Public water systems
SCOTT COUNTY PWSD 4
- PWSID:
- MO4021566
- Source:
- Ground water
- Serves:
- 3,150 people
Vanduser Pws
- PWSID:
- MO4010814
- Source:
- Ground water
- Serves:
- 168 people
EPA & DEP violations
SCOTT COUNTY PWSD 4
PWSID MO40215662 violationsMonitoring violation — SCOTT COUNTY PWSD 4
low severityResolvedEPA SDWIS violation 3 (code 3A) at SCOTT COUNTY PWSD 4 (PWSID MO4021566).
EPA SDWIS · Monitoring violation · Began Nov 1, 2025 · 9 months ago · Source ↗
Reporting violation — SCOTT COUNTY PWSD 4
low severityResolvedEPA SDWIS violation 2 (code 4G) at SCOTT COUNTY PWSD 4 (PWSID MO4021566).
EPA SDWIS · Reporting violation · Began Oct 17, 2024 · 1 year ago · Source ↗
City-wide
20 violationsLead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Dec 30, 2025 · 7 months ago · Source ↗
LEAD AND COPPER RULE REVISIONS — RPT violation
medium severityUnaddressedLEAD AND COPPER RULE REVISIONS RPT violation (Unaddressed).
EPA SDWIS · RPT · Began Jul 2, 2025 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2025 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jun 1, 2025 · 1 year ago · Source ↗
TTHM — MR violation
medium severityArchivedTTHM MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityArchivedTotal Haloacetic Acids (HAA5) MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2025 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Sep 1, 2024 · 1 year ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2024 · 2 years ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began May 1, 2024 · 2 years ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityArchivedTotal Haloacetic Acids (HAA5) MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2024 · 2 years ago · Source ↗
TTHM — MR violation
medium severityArchivedTTHM MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2024 · 2 years ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Apr 1, 2023 · 3 years ago · Source ↗
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Mar 26, 2023 · 3 years ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Feb 1, 2022 · 4 years ago · Source ↗
Groundwater Rule — MR violation
medium severityResolvedGroundwater Rule MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2021 · 4 years ago · Source ↗
TTHM — MR violation
medium severityArchivedTTHM MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2021 · 5 years ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityArchivedTotal Haloacetic Acids (HAA5) MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2021 · 5 years ago · Source ↗
Endrin — MR violation
medium severityArchivedEndrin MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2020 · 6 years ago · Source ↗
BHC-GAMMA — MR violation
medium severityArchivedBHC-GAMMA MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2020 · 6 years ago · Source ↗
Methoxychlor — MR violation
medium severityArchivedMethoxychlor MR violation (Archived).
EPA SDWIS · MR · Began Jan 1, 2020 · 6 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.