Water Quality in San Jose, CA
207 water systems serving 3,469,283 people
City Overview
Average lead detection across San Jose water systems is 2.0 ppb (Low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 1601 |
| Health-based violations | 514 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in San Jose
Frequently Asked Questions
Is San Jose tap water safe to drink?
San Jose 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 San Jose, California?
San Jose has 207 public water systems serving approximately 3,469,283 people. The average lead level across sampled systems is 2.0 ppb. There are 1601 total violations on record.
Does San Jose have lead in the water?
EPA monitoring data shows an average lead detection of 2.0 ppb across San Jose's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve San Jose?
207 public water systems are registered in San Jose, California with the EPA Safe Drinking Water Information System. Together they serve approximately 3,469,283 people.