Water Quality in Norwalk, CA
8 water systems serving 27,283 people
City Overview
Average lead detection across Norwalk water systems is 3.8 ppb (Low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 11 |
| Health-based violations | 3 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Norwalk
Frequently Asked Questions
Is Norwalk tap water safe to drink?
Norwalk 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 Norwalk, California?
Norwalk has 8 public water systems serving approximately 27,283 people. The average lead level across sampled systems is 3.8 ppb. There are 11 total violations on record.
Does Norwalk have lead in the water?
EPA monitoring data shows an average lead detection of 3.8 ppb across Norwalk's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Norwalk?
8 public water systems are registered in Norwalk, California with the EPA Safe Drinking Water Information System. Together they serve approximately 27,283 people.