How to Prevent Flooding
Bellevue’s drainage system—composed of streams, lakes, wetlands, food detention sites, pipes and ditches—has been designed to hold and carry water during storms to prevent flooding. However, when intense storms hit and overwhelm the system, flooding can occur. Flooding can cause property damage and streambank erosion and also destroy salmon eggs.
To prepare for heavy rains and prevent flooding in your neighborhood:
The city's drainage system, including pipelines and in-stream regional flood control facilities, is detailed in the draft 2015 Stormwater Plan.
Drainage Around Your Home