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Water system · PWSID MO1010508

MARYVILLE PWS

MARYVILLE, MO · ~10,775 people served

Check your exact address → MARYVILLE overview
100
Excellent
PurityRadar safety score

PWSID

MO1010508

State

Missouri

City

MARYVILLE

Population served

10,775

Primary source

Surface water

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

Latest detections from EPA’s UCMR5 monitoring (through May 2024). Levels in parts per trillion (ppt).

PFBA

8.7 ppt

limit —

No federal limit

Violations & enforcement

27

Violations on record

0

Unaddressed

18

Health-based

73

Enforcement actions

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

Other · EPA contaminant 7500 began Apr 2024 Resolved
Other · EPA contaminant 7500 began Apr 2024 Resolved
Monitoring & reporting · EPA contaminant 1009 began Mar 2024 Resolved
Max contaminant level (MCL) · EPA contaminant 1009 health-based began Mar 2024 Resolved
Monitoring & reporting · EPA contaminant 1008 began Feb 2024 Resolved
Max contaminant level (MCL) · EPA contaminant 1009 health-based began Feb 2024 Resolved
Monitoring & reporting · EPA contaminant 1009 began Feb 2024 Resolved
Monitoring & reporting · EPA contaminant 1009 began Nov 2023 Resolved
Other · EPA contaminant 7500 began Mar 2023 Resolved
Treatment technique · EPA contaminant 0800 health-based began Dec 2022 Resolved
Other · EPA contaminant 0700 began Aug 2022 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 2010 Resolved

Recent enforcement actions

  • State action · SOX May 2024
  • State action · SOX Apr 2024
  • State action · SIF Apr 2024
  • State action · SOX Apr 2024
  • State action · SIF Apr 2024
  • State action · SOX Apr 2024
  • State action · SIF Apr 2024
  • State action · SIF Apr 2024

This profile is built from EPA public records for system MO1010508 — 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.