Water Quality in Watertown, WI
56 water systems serving 29,811 people
City Overview
Average lead detection across Watertown water systems is 3.5 ppb (Low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 1136 |
| Health-based violations | 293 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Watertown
Frequently Asked Questions
Is Watertown tap water safe to drink?
Watertown 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 Watertown, Wisconsin?
Watertown has 56 public water systems serving approximately 29,811 people. The average lead level across sampled systems is 3.5 ppb. There are 1136 total violations on record.
Does Watertown have lead in the water?
EPA monitoring data shows an average lead detection of 3.5 ppb across Watertown's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Watertown?
56 public water systems are registered in Watertown, Wisconsin with the EPA Safe Drinking Water Information System. Together they serve approximately 29,811 people.