Kiefer ABOP (antifreeze, batteries, oil, paint) & Special Waste Drop-Off Facility

Residents can drop off up to 15 gallons or 125 pounds of accepted items per month at the Kiefer ABOP & Special Waste Facility for free. 

Items Accepted at the Kiefer ABOP & Special Waste Facility

• ​Antifreeze
  
• Batteries (household & car) - if taped, only clear tape
  
• Oil (motor & filters / cooking)
  
• Paint (latex/oil-based)
  
• Aerosol Cans (containing product and empty)
  
• Brake/Transmission Fluid
• Fluorescent Tubes and Bulbs (up to 12 tubes per month)
  
  • ​​Ballast - must be removed from fixture
    
• Needles and Syringes - Home-Generated (in sealed hard plastic or metal containers). Other options: sharpstakebackcalifornia.org / 1-844-482-5322.  
• Mercury Thermometers and Switches
• Propane Tanks (barbecue style, limit two, maximum 5-7 gallons) ​

Items Not Accepted at the Kiefer ABOP & Special Waste Facility

• Acids
• Ammunition
• Asbestos
• Compressed industrial gas
• Controlled substances
• Explosives
• Gasoline and other flammables
• Household cleaners​
• Medical waste
• Paint thinners
• Pesticides and herbicides
• Polychlorinated biphenyl (PCB), a banned chemical compound previously used in coolants and plasticizers
• Pool chemicals and poisons
• Radioactive materials
• Railroad ties or treated wood (only accepted at Kiefer Landfill - not at ABOP & Special Waste facility)
  
• Solvents​

For safety, read and follow the product labels when handling special waste products.

• Keep products in their original containers, if possible. Label materials that are not in their original containers. (NOTE: Do not put motor oil in any container that was used for bleach, acid, or flammable liquid.)
• Do not mix products or allow products to accidentally mix.​
• Lids must be tightly sealed to prevent spills.
• Place leaking containers in a larger, plastic container with a tight-fitting lid.
• Put all products upright in a cardboard box so they do not tip over in transport.
• Ensure adequate ventilation if transported inside a passenger vehicle.
• Keep flammables out of direct sunlight and away from sources of heat, spark, flame or ignition.
• Do not smoke near products or on County property.
• Remain in your vehicle upon arrival at the facility, prepare to show your driver’s license, and allow staff to offload your waste.​

Businesses that qualify as a Very Small Quantity Generator to drop off accepted items at the Kiefer ABOP & Special Waste Facility for a fee must make an appointment in advance. For details, go to the Commercial Hazardous Waste webpage​.