D.C. WATER AND SEWER AUTHORITY
Community Water System · District of Columbia · WASHINGTON
PWSID: DC0000002
Compliant
Population Served
632.3K
Service Connections
133.5K
Total Violations
82
Health-Based Violations
32
Lead & Copper Data
Lead Level
Safe1.00 ppb
Action Level: 15 ppb (EPA) · Sampled: 2025-06-30
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Purchased Surface Water
- System Type
- Community Water System
- City
- WASHINGTON
- ZIP Code
- 20016
- Counties Served
- District of Columbia
- Cities Served
- Washington
- Open Violations
- 0
- State
- District of Columbia
Violation Summary
82
Total Violations
32
Health-Based
0
Open Now
Most recent violation: 2023-01-01
Explore District of Columbia Water Quality
See all water systems, lead data, and violation trends for District of Columbia.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: DC0000002.SafeWater Home