Water Quality in Wailuku, HI
21 water systems serving 143,145 people
City Overview
Average lead detection across Wailuku water systems is 0.5 ppb (Very low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 1720 |
| Health-based violations | 840 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Wailuku
Frequently Asked Questions
Is Wailuku tap water safe to drink?
Wailuku 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 Wailuku, Hawaii?
Wailuku has 21 public water systems serving approximately 143,145 people. The average lead level across sampled systems is 0.5 ppb. There are 1720 total violations on record.
Does Wailuku have lead in the water?
EPA monitoring data shows an average lead detection of 0.5 ppb across Wailuku's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Wailuku?
21 public water systems are registered in Wailuku, Hawaii with the EPA Safe Drinking Water Information System. Together they serve approximately 143,145 people.