Water Quality: West Richland, WA
4 water systems • 19,153 people served
Multiple Health ViolationsWater Quality Summary
West Richland is served by 4 public water systems with a combined service population of 19,153 people, and has 256 EPA Safe Drinking Water Act violations on record. Critically, 10 of those are health-based violations, meaning one or more contaminants were detected above EPA-established safe levels — a serious public health concern. West Richland's violation count is 58% above the national average for Washington. Contaminants associated with violations include Selenium.
Contaminants Found
Hair loss, nail brittleness, and nervous system damage at elevated concentrations.
Common source: Natural geological deposits, mining discharges, oil refinery waste
EPA limit: 0.05 mg/L (50 ppb)
Water Systems Serving West Richland
| System Name | PWSID | Source | Population | Violations |
|---|---|---|---|---|
| WEST RICHLAND CITY OF | WA5394900 | Surface Water | 18,280 | 64 |
| COLUMBIA VIEW WATER SYSTEM | WA5314176 | Groundwater | 500 | 10 |
| Plymouth Water District | WA5368045 | Groundwater | 288 | 164 |
| PATERSON HEIGHTS WATER ASSN | WA5366479 | Groundwater | 85 | 18 |
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.
Other Cities in Washington
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.