Water Quality in Petaluma, CA
56 water systems serving 68,943 people
City Overview
Average lead detection across Petaluma water systems is 0.5 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 353 |
| Health-based violations | 67 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Petaluma
Frequently Asked Questions
Is Petaluma tap water safe to drink?
Petaluma 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 Petaluma, California?
Petaluma has 56 public water systems serving approximately 68,943 people. The average lead level across sampled systems is 0.5 ppb. There are 353 total violations on record.
Does Petaluma have lead in the water?
EPA monitoring data shows an average lead detection of 0.5 ppb across Petaluma's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Petaluma?
56 public water systems are registered in Petaluma, California with the EPA Safe Drinking Water Information System. Together they serve approximately 68,943 people.