Wastemobile - Bothell/Woodinville

From September 5-7, 2025, the Wastemobile will offer free hazardous waste disposal at the University of Washington - Bothell campus (18115 Campus Way NE, Bothell, WA 98011). Signs will be posted along Campus Way to direct people to the collection site. Daily events operate from 10a.m. to 5p.m.

The Wastemobile offers King County residents and eligible businesses a safe, free, and convenient opportunity to dispose of household hazardous waste at no cost.

What is accepted at the Wastemobile?

☑️ Fluorescent bulbs/tubes (limit of 10 per vehicle)
☑️ Household cleaners
☑️ Oil-based paint
☑️ Gasoline, motor oil, and antifreeze (25-gal limit)
☑️ Pesticides
☑️ Household batteries (lead-acid, alkaline, button, rechargeable)
☑️ Propane/butane gas tanks (5-gal limit)
➕ And more!

For a full list of accepted items and quantity limits, visit: https://kingcounty.gov/wastemobile

Questions? Direct message (DM) us, or call 206-296-4692. Our Haz Waste Help Line hours are Monday – Saturday (except holidays), 9 a.m. – 5 p.m.
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👇 Please follow these guidelines to ensure the safety of all event staff and participants:

🚗 The Wastemobile is a drive-thru operation. Customers should remain in their vehicles at all times and follow directions by Wastemobile staff.

🚙 Customers are asked to place their hazardous waste in their vehicle’s trunk, truck bed, or trailer.

This service is funded through a charge on your utility bills so you won’t be charged a fee when you drop off your materials.

Image description: Illustration of a person moving hazardous waste from their home to their vehicle.