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Wastemobile staff stands at the trunk of a car dropping off haz waste

How to dispose of household hazardous waste

If you live in King County, you can take your household hazardous waste to any of our four collection sites or to the traveling Wastemobile. You don’t need to make an appointment, and there’s no fee for this service.

Hazardous Waste Disposal Locations

  • North Seattle
    Sunday – Tuesday

    12550 Stone Ave N Seattle, WA 98133
    9:30 a.m. - 4:30 p.m.

    Closed on July 4th, Thanksgiving Day, Christmas Day, and New Year's Day.

  • South Seattle
    Thursday – Saturday

    8100 2nd Ave S Seattle, WA 98108
    9:30 a.m. - 4:30 p.m.

    Located next to the transfer station.
    Closed on July 4th, Thanksgiving Day, Christmas Day, and New Year's Day.

  • Factoria
    Tuesday – Friday, Saturday and Sunday

    13800 SE 32nd St. Bellevue, WA 98005
    8 a.m. – 4 p.m. (Tues-Fri), 9 a.m. – 5 p.m. (Sat-Sun)

    The Factoria facility is located at the transfer station. Closed on Thanksgiving Day, Christmas Day, and New Years Day.

  • Auburn
    Saturday – Sunday

    1101 Outlet Collection Dr. SW, Auburn, WA 98001
    10 a.m. – 5 p.m.

    The Auburn Wastemobile location is open on weekends, year-round. Marine Flares are not accepted at this location.
    Closed Nov 28-29 and Dec 26-27, 2020.


Traveling Wastemobile

2020 Schedule

10 a.m. - 5 p.m.

There is no fee for hazardous waste disposal. Marine flares are not accepted at the traveling Wastemobile.

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What to bring

Limit 50 gallons per residential customer per day. No containers larger than 5 gallons. For larger quantities or unusual waste, call us at 206-296-4692.

waste disposal

Safety tips for transporting your hazardous waste

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Don’t mix or combine products.

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Keep products in their original containers whenever possible.

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Label products that are not marked.

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Secure products so they won’t tip or leak.

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Cover and tie down your load. Please stay in your vehicle while unloading at the Auburn Wastemobile or traveling Wastemobile.

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Don’t transport products in the passenger compartment of your vehicle.