Channel Clearing & Sediment Removal for Flood Control from Kramer Ck. and South Fork Thornton Creek near Nathan Hale HS.

Channel Clearing & Sediment Removal for Flood Control from Kramer Ck. and South Fork Thornton Creek near Nathan Hale HS.

Seattle Public Utilities (SPU) is responsible for maintenance work on the City of Seattle’s waterways. Thornton Creek, as many know, is the largest of the urban drainages in both Seattle and Shoreline. Much of the maintenance revolves around keeping the channel open and flowing relatively unobstructed to minimize flooding in low lying residential areas.

Thornton Creek Natural Drainage System Project

Thornton Creek Natural Drainage System Project

Thornton Creek Natural Drainage System Project click to download (pdf) SPU is working on a project to install natural drainage systems in the Thornton Creek basin. These systems consist of shallow depressions in the public right-of-way, or “planter strip,” filled with...