Water Quality in Palo Alto, CA
8 water systems serving 73,353 people
City Overview
Average lead detection across Palo Alto water systems is 0.3 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 97 |
| Health-based violations | 24 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Palo Alto
Frequently Asked Questions
Is Palo Alto tap water safe to drink?
Palo Alto 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 Palo Alto, California?
Palo Alto has 8 public water systems serving approximately 73,353 people. The average lead level across sampled systems is 0.3 ppb. There are 97 total violations on record.
Does Palo Alto have lead in the water?
EPA monitoring data shows an average lead detection of 0.3 ppb across Palo Alto's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Palo Alto?
8 public water systems are registered in Palo Alto, California with the EPA Safe Drinking Water Information System. Together they serve approximately 73,353 people.