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Snohomish County Online Government Information & Services  Snohomish County > Public Works > Surface Water Management
Watersheds of Snohomish County
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Lake Washington Watershed
Detailed maps of local watersheds within Snohomish County can be viewed and downloaded by clicking on a watershed below. Some watersheds have been grouped into a single map for convenience. Maps are available as low-resolution JPEG images for online viewing, or as PDF files for zooming in, viewing, and printing to letter-sized (8.5" x 11") paper.

Select a file format: Low-resolution JPEG image   High-resolution PDF   The map below is available as a pdf file.

Little Bear and Bear Creek Watersheds North Creek and Swamp Creek Watersheds McAleer Creek, Lyon Creek and North Lake Washington Watersheds

Lake Washington Watershed Information
Major rivers: Swamp Creek, North Creek, Little Bear Creek.