Water Quality in San Luis, AZ
2 water systems serving 39,730 people
City Overview
Average lead detection across San Luis water systems is 1.0 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 682 |
| Health-based violations | 14 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in San Luis
Frequently Asked Questions
Is San Luis tap water safe to drink?
San Luis 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 San Luis, Arizona?
San Luis has 2 public water systems serving approximately 39,730 people. The average lead level across sampled systems is 1.0 ppb. There are 682 total violations on record.
Does San Luis have lead in the water?
EPA monitoring data shows an average lead detection of 1.0 ppb across San Luis's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve San Luis?
2 public water systems are registered in San Luis, Arizona with the EPA Safe Drinking Water Information System. Together they serve approximately 39,730 people.