Water Quality in Grafton, WI
30 water systems serving 15,055 people
City Overview
Average lead detection across Grafton water systems is 1.1 ppb (Low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 1623 |
| Health-based violations | 104 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Grafton
Frequently Asked Questions
Is Grafton tap water safe to drink?
Grafton 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 Grafton, Wisconsin?
Grafton has 30 public water systems serving approximately 15,055 people. The average lead level across sampled systems is 1.1 ppb. There are 1623 total violations on record.
Does Grafton have lead in the water?
EPA monitoring data shows an average lead detection of 1.1 ppb across Grafton's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Grafton?
30 public water systems are registered in Grafton, Wisconsin with the EPA Safe Drinking Water Information System. Together they serve approximately 15,055 people.