Lake HIlls  and NW Lake Sammamish Sewer Upgrade

Project Overview 

King County is improving their existing sewer.  Portions of the upgrade are close to or within landslide hazard areas, requiring approval to alter geologically hazardous areas.

Project Number:  LAND-2023-00027

Project Type:  Type III Alteration of Geologic Hazard Areas

Public Notice
Notice of Application (PDF)


Project Overview

Proposing improvements to existing sewer system.  Located within the City of Redmond and King County.  Will consist of approximately 19,100 linear feet of replacement sewer line is proposed.  Improving Sammamish River Trail corridor.

Project Numbers:  LAND-2021-00377, 00378 & 00379

Project Types:  Type III - Conditional Use Permit, Site Plan Entitlement, and Shoreline Substantial Development Permit

Public Notice
Notice of Application (PDF)

For further information, refer to the King County Lake Hills and NW Lake Sammamish Sewer Upgrade website.