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What to bring to disposal sites & Wastemobile

What to Bring Wastemobile | Seattle | Factoria


Aerosols (if not empty), for others see below

X   X   X

Automotive batteries

X   X   X  

Automotive products (oil, antifreeze, brake fluid, etc.)

X   X   X  

Batteries (except alkaline)

X   X   X  

Fluorescent light bulbs

X   X   X  

Gasoline (30 gallon max)

X   X   X  

Glues and adhesives

X   X   X  
Household Cleaners (Ammonia, bleach) X   X   X  

Hobby chemicals

X   X   X  

Oil-based paints

X   X   X  

Pesticides and Garden chemicals

X   X   X  

Products that contain mercury (Fluorescent lamps, thermometers, thermostats)

X   X   X  
Pool and Spa Supplies X   X   X  

Propane tanks (5 gallon max)

X   X   X  
Road flares X   X   X  

Thinners and solvents

X   X   X  
Questions? Call the Household Hazards Phone Line at 206-296-4692
What NOT to Bring

Do not bring these items to the Wastemobile, Seattle, or Factoria collection sites

Containers of household hazardous waste over 5 gallons

Call the Household Hazards Phone Line for a Waste Clearance

Aerosols (empty)

Aerosols include paints, pesticides, solvent cleaners, and oven cleaners. Low toxicity products that are typically used for beauty and hygiene uses (hair sprays, shaving creams, etc.), and empty aerosol cans may be disposed of in the garbage. For other questions, Call the Household Hazards Phone Line

Alkaline batteries

Information on household batteries

Biological wastes

Call the Household Hazards Phone Line also see Medical wastes (below)

Bullets, munitions, gunpowder, fireworks, etc.

Call your local non-emergency police number

Computers Visit the Take it Back Network.

Empty containers of any type

Treat as garbage, but see our information on gas cylinders


Call the Bomb Squad, 911


See the Solid Waste Division Web site to find a list of garbage haulers in King County, and recycling and collection events.

Latex Paint (including latex paint stains)

Dry it out and put it in the garbage with the lid off. Use one (1) part kitty litter to one (1) part latex paint or mix with a commercial paint hardener according to directions. Drying out latex paints and latex paint stains may vary depending on the product and time of year.

Medical wastes (including sharps)

See Public Health information


Take to a medicine return location (see or leave in the original container and place the container in a closed heavy duty ziplock bag. Place this bag in another plastic bag or coffee grounds (so not conspicuous) and place it in the garbage can.

Oil-contaminated soil

Call the Household Hazards Phone Line

Paint brushes and empty paint cans

Treat as garbage (see above).

Smoke detectors, radioactive wastes

Call the Household Hazards phone line


Visit the Take it Back Network.


See Public Health information

Questions? Call the Household Hazards Phone Line at 206-296-4692

For everyone's safety, please remember these tips:

  1. Don't mix products.
  2. Keep products in original containers.
  3. Label products not in original containers.
  4. Secure products so they won't tip over or leak.
  5. Secure the entire load in your vehicle or trailer. Vehicles arriving with unsecured loads at public or private transfer stations in King County can be charged an unsecured load fee. (King County Solid Waste Division)
  6. Store products away from the passenger compartment of your vehicle and keep them separate from items you wish to retain.
  7. Stay in your vehicle during unloading at the Wastemobile.
  8. Site limits:
    • The Factoria Household Hazardous Waste Drop-Off Service has a 50 gallon household hazardous waste limit per customer per day. There are no exceptions and no containers can be over 5 gallons in size. This facility does not have the capacity to empty containers and must keep all oil and gasoline containers brought in.
    • For the Seattle facilities and the King County Wastemobile, there is a 30 gallon gasoline limit, and pre-approval is required for large quantities (over 50 gallons), containers over 5 gallons in size, and any unusual wastes. Contact the Household Hazards Line at (206) 296-4692, Monday through Friday between 9 a.m. and 4:30 p.m., except holidays, for disposal options and procedures.

Questions? Call the Household Hazards Phone Line at 206-296-4692


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