KING COUNTY WATER DISTRICT #20
Serving 4 cities in WA
Official KING COUNTY WATER DISTRICT #20 Resources
KING COUNTY WATER DISTRICT #20 Service Area
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This map shows the approximate service area for KING COUNTY WATER DISTRICT #20. Actual coverage may vary. Contact the utility directly to confirm service availability at your address.
KING COUNTY WATER DISTRICT #20 Water Quality Grade
Water quality is good with minor concerns.
Grade is calculated based on contaminants exceeding health guidelines (MCLG) and EPA Maximum Contaminant Level violations. A = Excellent (90-100), B = Good (80-89), C = Fair (70-79), D = Poor (60-69), F = Failing (<60).
Is KING COUNTY WATER DISTRICT #20 Water Safe to Drink?
KING COUNTY WATER DISTRICT #20 has reported 2 contaminants above EPA health-based guidelines (MCLGs) in at least one city served. We recommend reviewing individual city reports below for specific water quality details.
This utility serves 38,974 people across 4 cities in WA. Water quality can vary by location within the service area. Check individual city pages below for detailed contaminant data specific to your area.
KING COUNTY WATER DISTRICT #20 Service Area
KING COUNTY WATER DISTRICT #20 Contact & Information
Mailing Address
Water Sources & Treatment
Water Sources
Treatment Methods
Disinfectant Used
chlorine, ozone, uv light
KING COUNTY WATER DISTRICT #20 Annual Water Quality Reports
Historical reports are being compiled. Check back soon for archived water quality data.
What is a CCR? The Consumer Confidence Report (CCR) is an annual water quality report that water utilities are required by the EPA to provide to customers. It contains information about your water source, detected contaminants, and compliance status.
Recommended Water Filters for KING COUNTY WATER DISTRICT #20
Based on water quality data from cities served by KING COUNTY WATER DISTRICT #20, we recommend NSF-certified filters that can remove contaminants above health guidelines.
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