This site provides maps of local watersheds for online viewing and printing to letter-size pages (8.5" x 11"). Click on a major watershed within Snohomish County to go to a map showing local watersheds. The map below is available as a pdf file.
To view a larger map showing the full extent of the watersheds depicted on this page, click here (4.2MB pdf).

A Watershed is an area where streams and rivers drain into a common body of water. As such, watersheds transcend local, state and federal boundaries. Each watershed becomes a focal area for water quality, marine habitat, stormwater runoff, and other issues. The map above shows the major rivers that subsidiary streams flow into within Snohomish County.