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Water system · PWSID MO3031366

THE MISSING WELL

DES PERES, MO · ~173 people served

Check your exact address → DES PERES overview
100
Excellent
PurityRadar safety score

PWSID

MO3031366

State

Missouri

City

DES PERES

Population served

173

Primary source

SWP

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

290

Violations on record

0

Unaddressed

3

Health-based

316

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement May 2024. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Dec 2023 Resolved
Monitoring · Lead & Copper Rule began Oct 2016 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2012 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2012 Resolved
Other · EPA contaminant 7500 began Jan 2012 Resolved
Other · EPA contaminant 7500 began Dec 2011 Resolved
Monitoring & reporting · Total coliform began Dec 2011 Resolved
Other · EPA contaminant 7500 began Nov 2011 Resolved
Monitoring & reporting · Total coliform began Nov 2011 Resolved
Other · EPA contaminant 7500 began Oct 2011 Resolved
Monitoring & reporting · Total coliform began Oct 2011 Resolved

Recent enforcement actions

  • State action · SOX May 2024
  • State action · SIA Apr 2024
  • State action · SIA Nov 2021
  • State action · SOX Jan 2019
  • State action · SIF Dec 2016
  • State action · SIA Nov 2016
  • State action · SIE Nov 2016
  • State action · SOX Feb 2016

This profile is built from EPA public records for system MO3031366 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.