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Water system · PWSID MO6251710

ROY L UTILITIES

DES PERES, MO · ~150 people served

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

PWSID

MO6251710

State

Missouri

City

DES PERES

Population served

150

Primary source

Groundwater

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

34

Violations on record

0

Unaddressed

1

Health-based

65

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2025. Official EPA record →

Monitoring & reporting · EPA contaminant 2050 began Apr 2025 Resolved
Monitoring & reporting · EPA contaminant 2051 began Apr 2025 Resolved
Monitoring & reporting · EPA contaminant 2037 began Apr 2025 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2023 Resolved
Max contaminant level (MCL) · Lead & Copper Rule health-based began Sep 2018 Resolved
Monitoring & reporting · EPA contaminant 4030 began Jan 2017 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jan 2017 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2016 Resolved
Other · EPA contaminant 7000 began Jul 2014 Resolved
Monitoring & reporting · Lead & Copper Rule began Apr 2011 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2011 Resolved
Other · EPA contaminant 7500 began Jan 2006 Resolved

Recent enforcement actions

  • State action · SOX Sep 2025
  • State action · SIA Aug 2025
  • State action · SIE Aug 2025
  • State action · SOX May 2024
  • State action · SIF Jun 2020
  • State action · SOX Feb 2020
  • State action · SIE Jan 2020
  • State action · SIA Jan 2020

This profile is built from EPA public records for system MO6251710 — 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.