https://dbw.parks.ca.gov/?page_id=28771
Boat Sewage, Pumpout, Dump Stations and Floating Restrooms Information
California State Parks
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https://www.oregon.gov/osmb/boating-facilities/Pages/Pumpout-and-Dump-Stations.aspx
Oregon State Marine Board : Pumpout and Dump Stations : Boating Facilities : State of Oregon
Learn where pumpouts, dump stations and floating restrooms are located and how they help keep Oregon's waterways clean
oregon state marine boarddump stationsboating facilities