Water Quality in Waukesha, WI
183 water systems serving 91,997 people
City Overview
Average lead detection across Waukesha water systems is 5.1 ppb (Moderate). The EPA action level is 15 ppb. 2 systems have triggered action level violations.
Violation Summary
| Total violations on record | 9143 |
| Health-based violations | 3226 |
| Lead action level violations | 2 |
| Open (unresolved) violations | 0 |
Water Systems in Waukesha
Frequently Asked Questions
Is Waukesha tap water safe to drink?
Waukesha 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 Waukesha, Wisconsin?
Waukesha has 183 public water systems serving approximately 91,997 people. The average lead level across sampled systems is 5.1 ppb. There are 9143 total violations on record.
Does Waukesha have lead in the water?
EPA monitoring data shows an average lead detection of 5.1 ppb across Waukesha's water systems. The EPA action level is 15 ppb. 2 systems have triggered lead action level violations.
How many water utilities serve Waukesha?
183 public water systems are registered in Waukesha, Wisconsin with the EPA Safe Drinking Water Information System. Together they serve approximately 91,997 people.