Water Quality in Mchenry, IL
71 water systems serving 47,397 people
City Overview
Average lead detection across Mchenry water systems is 2.2 ppb (Low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 2987 |
| Health-based violations | 341 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Mchenry
Frequently Asked Questions
Is Mchenry tap water safe to drink?
Mchenry 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 Mchenry, Illinois?
Mchenry has 71 public water systems serving approximately 47,397 people. The average lead level across sampled systems is 2.2 ppb. There are 2987 total violations on record.
Does Mchenry have lead in the water?
EPA monitoring data shows an average lead detection of 2.2 ppb across Mchenry's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Mchenry?
71 public water systems are registered in Mchenry, Illinois with the EPA Safe Drinking Water Information System. Together they serve approximately 47,397 people.