Water Quality in Oak Park, IL
68 water systems serving 60,456 people
City Overview
Average lead detection across Oak Park water systems is 10.0 ppb (Moderate). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 669 |
| Health-based violations | 23 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Oak Park
Frequently Asked Questions
Is Oak Park tap water safe to drink?
Oak Park tap water meets EPA standards for most contaminants. Review the individual water system pages below for the latest lead sample results and violation history.
What is the water quality in Oak Park, Illinois?
Oak Park has 68 public water systems serving approximately 60,456 people. The average lead level across sampled systems is 10.0 ppb. There are 669 total violations on record.
Does Oak Park have lead in the water?
EPA monitoring data shows an average lead detection of 10.0 ppb across Oak Park's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Oak Park?
68 public water systems are registered in Oak Park, Illinois with the EPA Safe Drinking Water Information System. Together they serve approximately 60,456 people.