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.

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!
Questions? Direct message (DM) them on social, or call 206-296-4692. Our Haz Waste Help Line hours are Monday – Saturday (except holidays), 9 a.m. – 5 p.m.