Water Quality in Granite City, IL
18 water systems serving 10,063 people
City Overview
Average lead detection across Granite City water systems is 0.0 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 71 |
| Health-based violations | 0 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Granite City
Frequently Asked Questions
Is Granite City tap water safe to drink?
Granite City 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 Granite City, Illinois?
Granite City has 18 public water systems serving approximately 10,063 people. The average lead level across sampled systems is 0.0 ppb. There are 71 total violations on record.
Does Granite City have lead in the water?
EPA monitoring data shows an average lead detection of 0.0 ppb across Granite City's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Granite City?
18 public water systems are registered in Granite City, Illinois with the EPA Safe Drinking Water Information System. Together they serve approximately 10,063 people.