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Water system · PWSID IL1170550

MEDORA

100
Excellent
PurityRadar safety score

PWSID

IL1170550

State

Illinois

City

JERSEYVILLE

Population served

484

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

5

Violations on record

0

Unaddressed

1

Health-based

20

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2014. Official EPA record →

Other · EPA contaminant 7000 began Jul 2014 Resolved
Other · EPA contaminant 7500 began Feb 2007 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2006 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 1994 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 1993 Resolved

Recent enforcement actions

  • State action · SOX Aug 2014
  • State action · SIA Jul 2014
  • State action · SFK Apr 2007
  • State action · SIA Mar 2007
  • State action · SIF Mar 2007
  • State action · SOX Mar 2007
  • State action · SOX Feb 2007
  • State action · SFJ Feb 2007

This profile is built from EPA public records for system IL1170550 — 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.