Water Quality in Downey, CA
24 water systems serving 376,310 people
City Overview
Average lead detection across Downey water systems is 5.8 ppb (Moderate). The EPA action level is 15 ppb. 1 system have triggered action level violations.
Violation Summary
| Total violations on record | 171 |
| Health-based violations | 30 |
| Lead action level violations | 1 |
| Open (unresolved) violations | 0 |
Water Systems in Downey
Frequently Asked Questions
Is Downey tap water safe to drink?
Downey 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 Downey, California?
Downey has 24 public water systems serving approximately 376,310 people. The average lead level across sampled systems is 5.8 ppb. There are 171 total violations on record.
Does Downey have lead in the water?
EPA monitoring data shows an average lead detection of 5.8 ppb across Downey's water systems. The EPA action level is 15 ppb. 1 system have triggered lead action level violations.
How many water utilities serve Downey?
24 public water systems are registered in Downey, California with the EPA Safe Drinking Water Information System. Together they serve approximately 376,310 people.