WALLA WALLA WATER DIVISION
Community Water System · Washington · Walla Walla
PWSID: WA5392500
WholesalerCompliant
Population Served
43.0K
Service Connections
15.3K
Total Violations
141
Health-Based Violations
83
Lead & Copper Data
Lead Level
Caution2.50 ppb
Action Level: 15 ppb (EPA) · Sampled: 2022-12-31
015 ppb action level
Copper Level
No copper sampling data available
System Details
- Water Source
- Surface Water
- System Type
- Community Water System
- City
- Walla Walla
- ZIP Code
- 99362
- Counties Served
- Walla Walla
- Cities Served
- Walla Walla
- Open Violations
- 0
- State
- Washington
Violation Summary
141
Total Violations
83
Health-Based
0
Open Now
Most recent violation: 2023-01-01
Explore Washington Water Quality
See all water systems, lead data, and violation trends for Washington.
Data source: EPA ECHO SDWIS Bulk Download (Jan 2026). PWSID: WA5392500.SafeWater Home