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Water system · PWSID IL0314740

PARK FOREST

PARK FOREST, IL · ~21,687 people served

Check your exact address → PARK FOREST overview
100
Excellent
PurityRadar safety score

PWSID

IL0314740

State

Illinois

City

PARK FOREST

Population served

21,687

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 Jul 2025). Levels in parts per trillion (ppt).

Lithium

20,200 ppt

limit —

No federal limit

Violations & enforcement

37

Violations on record

0

Unaddressed

1

Health-based

29

Enforcement actions

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

Monitoring & reporting · EPA contaminant 2037 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2039 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2036 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2035 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2033 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2005 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2010 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2015 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2020 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2032 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2040 began Jan 2020 Resolved

Recent enforcement actions

  • State action · SIF Jun 2023
  • State action · SOX May 2023
  • State action · SIA Feb 2023
  • State action · SIE Feb 2023
  • State action · SFK Oct 2019
  • State action · SOX Aug 2019
  • State action · SFJ Aug 2019
  • State action · SIF Aug 2019

This profile is built from EPA public records for system IL0314740 — 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.