King County Hazardous Waste Disposal Locations

King County Hazardous Waste has four locations you can take many hazardous waste products to for free. There are also a Traveling Wastemobile that goes to different locations throughout King County. There is a Wastemobile located at the Auburn Outlet Collection Mall open every weekend.

There’s a home collection program for King County residents age 65 or older and residents with a disability.

Locations:

Auburn

Factoria

North Seattle

South Seattle

Items Accepted at Hazardous Waste Locations

A

  • Aerosols
  • All-purpose cleaners
  • Ammonia
  • Antibacterial products and disinfectants
  • Antifreeze (limit 25 gallons)
  • Automotive fluids and oils
    • Brake fluid
    • Hydraulic fluid
    • Power steering fluid
    • Transmission fluid
    • Gear oil

B

  • Batteries
    • Alkaline
    • Button
    • Car batteries (limit 5 per visit)
    • Cellphone
    • Laptop lead-acid
    • Rechargeable
  • Bleach

C

  • Charcoal
  • Cold packs (freezer packs, ice packs)

D

  • Drain Cleaner

F

  • Fertilizer
  • Fire extinguishers (limit 5 tanks)
  • Flares
  • Fluorescent light ballasts and tubes (limit 10 bulbs or tubes)
  • Formaldehyde
  • Fuel filters
  • Furniture polish

G

  • Gasoline and fuel (limit 25 gallons)
  • Glue and adhesives

H

  • Herbicides

I

  • Inks and dyes

L

  • Lab chemicals (need pre-authorization before drop-off)
  • Lead solder and flux
  • Lead-based paint and chips
  • Lice shampoo

M

  • Marine anti-fouling paint
  • Mercury and mercury-containing products
  • Metal cleaners
  • Mothballs
  • Motor oil (limit 25 gallons)

N

  • Nail polish
  • Nail polish remover

O

  • Oil filters
  • Oven cleaner

P

  • Paint – oil based
  • Paint stripper
  • Paint thinner
  • Pepper spray
  • Pesticides
  • Propane and butane tanks (limit 8-gallon size tank)

R

  • Resins
  • Rust remover

S

  • Shop towels
  • Swimming pool chemicals

V

  • Varnish and lacquer

W

  • Weed killers