Water Quality in Mattoon, IL
13 water systems serving 29,870 people
City Overview
Average lead detection across Mattoon water systems is 0.6 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 243 |
| Health-based violations | 79 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Mattoon
Frequently Asked Questions
Is Mattoon tap water safe to drink?
Mattoon 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 Mattoon, Illinois?
Mattoon has 13 public water systems serving approximately 29,870 people. The average lead level across sampled systems is 0.6 ppb. There are 243 total violations on record.
Does Mattoon have lead in the water?
EPA monitoring data shows an average lead detection of 0.6 ppb across Mattoon's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Mattoon?
13 public water systems are registered in Mattoon, Illinois with the EPA Safe Drinking Water Information System. Together they serve approximately 29,870 people.