Who supplies my water · WA

Where Maple Valley's tap water comes from

EPA records tie Maple Valley to 2 water systems. Your water bill names the one that serves your address.

King County · Population 28,553

Water systems for Maple Valley

Covington Water District
PWSID WA5341650 · Purity Score 55/100 (Fair) · Confidence: moderate · Assessed at the water-system level
About 75% of Maple Valley's homes are inside Covington Water District's service area (EPA service-area map).
Full water report for Covington Water District
Cedar River Water & Sewer District
PWSID WA5341800 · Purity Score 100/100 (Excellent) · Confidence: moderate · Assessed at the water-system level
About 25% of Maple Valley's homes are inside Cedar River Water & Sewer District's service area (EPA service-area data).
Full water report for Cedar River Water & Sewer District

System-level records from EPA. Not a test of your tap.