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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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Snohomish 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.

Upper North Fork Skykomish River Watershed Upper Sultan River Watershed Beckler River and Rapid River Watersheds Lower South and North Fork Skykomish River Watersheds Upper Mainstem Skykomish River Watershed Olney, Bear, and May Creeks and Wallace River Watersheds Woods Creek and Lower Sultan River Watersheds Lower Mainstem Skykomish River, Snoqualmie Mouth and Cherry Creek Watersheds Cathcart Drainages and French Creek Watershed Pilchuck River Watershed Quilceda Creek and Allen Creek Watersheds Fobes Hill and Marshland Watershed Snohomish Estuary, Sunnysides Ravines, and Everett East Watersheds

Snohomish Watershed Information
Major rivers: Snohomish mainstem, Skykomish, Snoqualmie.