The Washwash River is a river in the Central Coast region of British Columbia, Canada, flowing generally west out of the Pacific Ranges into the Tzeo River just above the Tzeo's mouth into the head of Owikeno Lake. General information Topography Feature Category: River Geographical Feature: River Canadian Province/Territory: British Columbia Elevation: 909 meters Location: Coast Land District See also List of British Columbia rivers References Rivers of the Central Coast of British Columbia Rivers of the Pacific Ranges