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Water system · PWSID IL0750050

ASHKUM

ASHKUM, IL · ~724 people served

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

PWSID

IL0750050

State

Illinois

City

ASHKUM

Population served

724

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 2023). Levels in parts per trillion (ppt).

Lithium

22,000 ppt

limit —

No federal limit

Violations & enforcement

25

Violations on record

2

Unaddressed

11

Health-based

73

Enforcement actions

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

Other · EPA contaminant 7000 began Jul 2025 Unaddressed
Monitoring & reporting · Lead & Copper Rule began Jul 2025 Unaddressed
Other · EPA contaminant 7500 began Feb 2025 Resolved
Monitoring & reporting · Arsenic began Oct 2024 Resolved
Treatment technique · Lead & Copper Rule health-based began Apr 2024 Resolved
Other · EPA contaminant 7500 began Jan 2023 Resolved
Other · EPA contaminant 7000 began Jul 2022 Resolved
Monitoring & reporting · Arsenic began Oct 2021 Resolved
Monitoring & reporting · Lead & Copper Rule began Dec 2020 Resolved
Max contaminant level (MCL) · Arsenic health-based began Oct 2009 Resolved
Max contaminant level (MCL) · Arsenic health-based began Jul 2009 Resolved
Other · EPA contaminant 7500 began Apr 2009 Resolved

Recent enforcement actions

  • State action · SIF Sep 2025
  • State action · SIA Jul 2025
  • State action · SIE Jul 2025
  • State action · SIA Jul 2025
  • State action · SIA Mar 2025
  • State action · SOX Mar 2025
  • State action · SIF Mar 2025
  • State action · SOX Mar 2025

This profile is built from EPA public records for system IL0750050 — 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.