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Water system · PWSID IL1890400

OKAWVILLE

100
Excellent
PurityRadar safety score

PWSID

IL1890400

State

Illinois

City

OKAWVILLE

Population served

1,521

Primary source

SWP

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

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

4

Violations on record

0

Unaddressed

4

Health-based

17

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2018. Official EPA record →

Treatment technique · EPA contaminant 0300 health-based began Jan 2018 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2007 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2007 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2007 Resolved

Recent enforcement actions

  • State action · SIF Mar 2018
  • State action · SOX Mar 2018
  • State action · SIE Feb 2018
  • State action · SIA Feb 2018
  • State action · SO6 Feb 2018
  • State action · SIF Feb 2008
  • State action · SOX Jan 2008
  • State action · SIA Jan 2008

This profile is built from EPA public records for system IL1890400 — 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.