Water Quality in Rancho Santa Margarita, CA
5 water systems serving 209,573 people
City Overview
Average lead detection across Rancho Santa Margarita water systems is 0.8 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 63 |
| Health-based violations | 7 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Rancho Santa Margarita
Frequently Asked Questions
Is Rancho Santa Margarita tap water safe to drink?
Rancho Santa Margarita 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 Rancho Santa Margarita, California?
Rancho Santa Margarita has 5 public water systems serving approximately 209,573 people. The average lead level across sampled systems is 0.8 ppb. There are 63 total violations on record.
Does Rancho Santa Margarita have lead in the water?
EPA monitoring data shows an average lead detection of 0.8 ppb across Rancho Santa Margarita's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Rancho Santa Margarita?
5 public water systems are registered in Rancho Santa Margarita, California with the EPA Safe Drinking Water Information System. Together they serve approximately 209,573 people.