Water Quality in Houston, TX
2668 water systems serving 6,484,372 people
City Overview
Average lead detection across Houston water systems is 1.5 ppb (Low). The EPA action level is 15 ppb. 8 systems have triggered action level violations.
Violation Summary
| Total violations on record | 82330 |
| Health-based violations | 5908 |
| Lead action level violations | 8 |
| Open (unresolved) violations | 0 |
Water Systems in Houston
Frequently Asked Questions
Is Houston tap water safe to drink?
Houston 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 Houston, Texas?
Houston has 2668 public water systems serving approximately 6,484,372 people. The average lead level across sampled systems is 1.5 ppb. There are 82330 total violations on record.
Does Houston have lead in the water?
EPA monitoring data shows an average lead detection of 1.5 ppb across Houston's water systems. The EPA action level is 15 ppb. 8 systems have triggered lead action level violations.
How many water utilities serve Houston?
2668 public water systems are registered in Houston, Texas with the EPA Safe Drinking Water Information System. Together they serve approximately 6,484,372 people.