Water Quality in Washington, DC
18 water systems serving 674,107 people
City Overview
Average lead detection across Washington water systems is 5.3 ppb (Moderate). The EPA action level is 15 ppb. 1 system have triggered action level violations.
Violation Summary
| Total violations on record | 1087 |
| Health-based violations | 122 |
| Lead action level violations | 1 |
| Open (unresolved) violations | 0 |
Water Systems in Washington
Frequently Asked Questions
Is Washington tap water safe to drink?
Washington 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 Washington, District of Columbia?
Washington has 18 public water systems serving approximately 674,107 people. The average lead level across sampled systems is 5.3 ppb. There are 1087 total violations on record.
Does Washington have lead in the water?
EPA monitoring data shows an average lead detection of 5.3 ppb across Washington's water systems. The EPA action level is 15 ppb. 1 system have triggered lead action level violations.
How many water utilities serve Washington?
18 public water systems are registered in Washington, District of Columbia with the EPA Safe Drinking Water Information System. Together they serve approximately 674,107 people.