Water Quality in Thousand Oaks, CA
8 water systems serving 53,542 people
City Overview
Average lead detection across Thousand Oaks water systems is 0.0 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 77 |
| Health-based violations | 47 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Thousand Oaks
Frequently Asked Questions
Is Thousand Oaks tap water safe to drink?
Thousand Oaks 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 Thousand Oaks, California?
Thousand Oaks has 8 public water systems serving approximately 53,542 people. The average lead level across sampled systems is 0.0 ppb. There are 77 total violations on record.
Does Thousand Oaks have lead in the water?
EPA monitoring data shows an average lead detection of 0.0 ppb across Thousand Oaks's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Thousand Oaks?
8 public water systems are registered in Thousand Oaks, California with the EPA Safe Drinking Water Information System. Together they serve approximately 53,542 people.