Water Quality: Walla Walla, WA
15 water systems • 48,907 people served
Multiple Health Violations1201
Total Violations
108
Health-Based Violations
15
Water Systems
48,907
Population Served
Water Quality Summary
Walla Walla has 108 health-based violations on record, meaning one or more contaminants were found above EPA-established safe levels. Contaminants involved: Bromate, E. coli, Fecal Coliform. In total, 1201 violations are on record for 15 water systems serving 48,907 people.
Contaminants Found
Bromate
E. coli
Fecal Coliform
Water Systems Serving Walla Walla
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| WALLA WALLA WATER DIVISION | WA5392500 | Surface Water | 42,959 | 496 |
| CONSOLIDATED IRRIGATION DIST 14 | WA5314650 | Groundwater | 1,555 | 27 |
| WALLA WALLA UNIVERSITY | WA5392470 | Groundwater | 1,273 | 126 |
| VALLE LINDO HOMES | WA5392475 | Groundwater | 787 | 57 |
| GREEN TANK IRR DISTRICT 11 | WA5329550 | Groundwater | 553 | 153 |
| PRESCOTT TOWN OF | WA5369250 | Groundwater | 522 | 4 |
| HYDRO IRRIGATION DISTRICT NO 9 | WA5335275 | Groundwater | 252 | 0 |
| BLALOCK ORCHARD DIST 10 | WA5307350 | Groundwater | 250 | 2 |
| DIXIE WATER ASSOCIATION | WA5319480 | Groundwater | 240 | 32 |
| BLALOCK ORCHARDS DIST 12 | WA5307400 | Groundwater | 193 | 6 |
| SYDNEY HEIGHTS WATER ASSN | WA5386647 | Groundwater | 130 | 48 |
| SUMMERS CIRCLE WATER LLC | WA5307937 | Groundwater | 82 | 8 |
| KOOSKOOSKIE CABIN OWNERS INC. | WA5334751 | Groundwater | 45 | 40 |
| PROSPECT HEIGHTS COMM WATER ASSN | WA5369700 | Groundwater | 40 | 202 |
| RESER CREEK WATER SYSTEM | WA5304761 | Groundwater | 26 | 0 |
Concerned About Your Water?
A home water filter can remove common contaminants. NSF-certified filters are tested against EPA standards.
Consider a reverse osmosis system for comprehensive filtration or a carbon filter for basic improvement.
Data Sources
Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). Data includes all recorded violations for active community water systems.