Water Quality in Hillsboro, OR
56 water systems serving 101,376 people
City Overview
Average lead detection across Hillsboro water systems is 1.4 ppb (Low). The EPA action level is 15 ppb.
Violation Summary
| Total violations on record | 1952 |
| Health-based violations | 104 |
| Lead action level violations | 0 |
| Open (unresolved) violations | 0 |
Water Systems in Hillsboro
Frequently Asked Questions
Is Hillsboro tap water safe to drink?
Hillsboro 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 Hillsboro, Oregon?
Hillsboro has 56 public water systems serving approximately 101,376 people. The average lead level across sampled systems is 1.4 ppb. There are 1952 total violations on record.
Does Hillsboro have lead in the water?
EPA monitoring data shows an average lead detection of 1.4 ppb across Hillsboro's water systems. The EPA action level is 15 ppb. No lead action level violations are currently reported.
How many water utilities serve Hillsboro?
56 public water systems are registered in Hillsboro, Oregon with the EPA Safe Drinking Water Information System. Together they serve approximately 101,376 people.