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Maps and Photos

 SEW area map

The Sunnyvale East Channel is approximately 6.5 miles long and extends from the Guadalupe Slough to near Highway 280. The Sunnyvale West Channel is approximately 3 miles long and extends from the Guadalupe Slough to Maude Avenue. The channels flow south to north draining predominately urban watershed areas which are located in portions of the Cities of Sunnyvale, Mountain View, Cupertino, and unincorporated Santa Clara County. The watersheds receive an average annual rainfall ranging from 17 inches in the headwaters to 12.5 inches near San Francisco Bay.