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Water system · PWSID IL0310810

EVANSTON

EVANSTON, IL · ~74,486 people served

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

PWSID

IL0310810

State

Illinois

City

EVANSTON

Population served

74,486

Primary source

Surface water

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

32

Violations on record

0

Unaddressed

1

Health-based

5

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 1994. Official EPA record →

Monitoring & reporting · EPA contaminant 2010 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2015 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2020 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2046 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2050 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2051 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2065 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2067 began Apr 1994 Resolved
Monitoring & reporting · Chlorite began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2110 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2326 began Apr 1994 Resolved
Monitoring & reporting · EPA contaminant 2383 began Apr 1994 Resolved

Recent enforcement actions

  • State action · SOX Aug 1994
  • State action · SIE Jul 1994
  • State action · SIA Jul 1994
  • State action · SOX Jan 1994
  • State action · SOX Jan 1994

This profile is built from EPA public records for system IL0310810 — 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.