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Water system · PWSID IL0635225

SHADY OAKS MHP

CHICAGO, IL · ~912 people served

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

PWSID

IL0635225

State

Illinois

City

CHICAGO

Population served

912

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

32,000 ppt

limit —

No federal limit

Violations & enforcement

60

Violations on record

0

Unaddressed

3

Health-based

82

Enforcement actions

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

Reporting · EPA contaminant 5200 began Jul 2025 Resolved
Other · EPA contaminant 7000 began Jul 2025 Resolved
Monitoring & reporting · Uranium began Jul 2025 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2020 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2020 Resolved
Monitoring & reporting · EPA contaminant 2005 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2010 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2031 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2035 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2032 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2020 began Jan 2020 Resolved
Monitoring & reporting · EPA contaminant 2015 began Jan 2020 Resolved

Recent enforcement actions

  • State action · SOX Dec 2025
  • State action · SIF Dec 2025
  • State action · SOX Nov 2025
  • State action · SIA Oct 2025
  • State action · SIE Oct 2025
  • State action · SOX Sep 2025
  • State action · SIA Aug 2025
  • State action · SIE Jul 2025

This profile is built from EPA public records for system IL0635225 — 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.