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Disposal for Businesses


Accepted at hazardous waste collection sites

  • Keep a lid on solvent containers.
  • Use a new label for spent solvent.
  • Secure funnels: lid, close, and latch.
  • Seal and lid solvent-soaked shop towels.
  • All containers must be 5 gallons or less.
  • Total waste limit: 25 or 220 pounds gallons per trip.
  • Businesses must bring a completed disposal form to the disposal location
  • Businesses are allowed a maximum of four visits per year

Is my business eligible?

Your business may be eligible to receive no-fee hazardous waste disposal up to four times a year if you are a Small Quantity Generator (SQG) located in King County. To qualify as an (SQG) your business must not generate more than 220 pounds of hazardous waste per month. 

To qualify, your business must:

Be located in King County



less than 200 lbs (about 25 gallons) of hazardous waste per month



less than 2.2 lbs (about a quart) of acutely hazardous waste per month



less than 2,000 lbs (about four 55-gallons drums) of hazardous waste


If your business exceeds the noted limits, it may require disposal service via a private hazardous waste management firm. We can help! For questions or more information, call 206-296-4692.

Hazardous Waste Disposal Locations

  • North Seattle
    Sunday – Tuesday

    12550 Stone Ave N Seattle, WA 98133
    9 a.m. - 5 p.m.

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

  • South Seattle
    Thursday – Saturday

    8100 2nd Ave S Seattle, WA 98108
    9 a.m. - 5 p.m.

    Located next to the transfer station.
    Closed on July 4, 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 Way, 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.
    Located near the loading dock of Nordstrom Rack. In 2024, this location is closed Nov. 30, Dec. 1 and Dec. 28-29.