Water Quality in Madera, CA
130 water systems serving 106,323 people
City Overview
Average lead detection across Madera water systems is 1.8 ppb (Low). The EPA action level is 15 ppb. 1 system have triggered action level violations.
Violation Summary
| Total violations on record | 3377 |
| Health-based violations | 1497 |
| Lead action level violations | 1 |
| Open (unresolved) violations | 0 |
Water Systems in Madera
Frequently Asked Questions
Is Madera tap water safe to drink?
Madera 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 Madera, California?
Madera has 130 public water systems serving approximately 106,323 people. The average lead level across sampled systems is 1.8 ppb. There are 3377 total violations on record.
Does Madera have lead in the water?
EPA monitoring data shows an average lead detection of 1.8 ppb across Madera's water systems. The EPA action level is 15 ppb. 1 system have triggered lead action level violations.
How many water utilities serve Madera?
130 public water systems are registered in Madera, California with the EPA Safe Drinking Water Information System. Together they serve approximately 106,323 people.