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Water system · PWSID MO6024296

JEFFERSON COUNTY PWSD 5

100
Excellent
PurityRadar safety score

PWSID

MO6024296

State

Missouri

City

DE SOTO

Population served

8,000

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

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

Lithium

13,000 ppt

limit —

No federal limit

Violations & enforcement

1

Violations on record

0

Unaddressed

0

Health-based

7

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement May 2023. Official EPA record →

Monitoring · Lead & Copper Rule began Feb 2023 Resolved

Recent enforcement actions

  • State action · SIF May 2023
  • State action · SIA Mar 2023
  • State action · SIE Mar 2023
  • State action · SOX Mar 2023
  • State action · SIA Jan 2016
  • State action · SIA Sep 1982
  • State action · SIA Sep 1982

This profile is built from EPA public records for system MO6024296 — 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.