• There are no maximum amounts of household hazardous waste that Morris County residents may bring per visit, except no more than 55 gallons of used motor oil and no more than 100 lbs of asbestos per person. Note: no one may drop off 100 lbs of asbestos multiple times as a means to dispose of more than 100 lbs of asbestos as part of the MCMUA's hazardous waste program.
• Materials will not be accepted in containers larger than five gallons in size.
• All materials must be in clearly marked containers with the contents identified.
   

Common examples of acceptable materials include the following:

• adhesives
• aerosol cans
• asbestos in small quantities, must be under 100 lbs., wet down, double-bagged, sealed with duct tape, and sized to fit into 55-gallon drums
• automotive cleaning products
• automotive fluids such as oil, antifreeze and brake, diesel, transmission and steering fluids, etc.
• automotive used oil filters
• batteries for car, boat, motorcycles and/or ATVs (lead-acid)
• batteries, if they are rechargeable (NiCd, NiMH, Lithium-Ion) and/or hazardous dry-cell batteries (button-cell and lithium). Note, all rechargeable batteries must be small enough to fit in a box no bigger than 12" x 6" x 4". As such, many e-bike, ATV, hover-board, etc. batteries will be too large, cannot be accepted and must be returned directly to the manufacturer. Alkaline batteries are not hazardous and are not accepted (put them into the garbage).
• caulks
• caustic cleaning materials
• cooking oils (vegetable, peanut oil, etc. can be new or used)
• corrosive liquids and solids
• driveway sealant and roofing tar if they contain coal tar or petroleum distillates
• fire extinguishers
  
• flammeable liquids (lighter fluid, diesel fuel)
  
• fluorescent light bulbs and CFLs (compact fluorescent lights) that contain mercury
• gasoline/diesel gas (must be transported in a certified gas can)
• household hazardous cleaning products - must be considered hazardous but note, most are not hazardous.
• kerosene
• muriatic acid
• nail polish and nail polish remover (acetone)
• oil-based paints and varnishes, stains, lacquers (liquid or solidified)
• pesticides, herbicides, fertilizers (bug sprays, bug killers, home defense and repellents)
• photography and printing chemicals (fixers, toners and inks)
• pool chemicals and chlorine
• propane cylinders (BBQ-sized propane cylinders cost $5/cyl. at the permanent HHW facility and there is no charge for camping stove-sized propane cylinders)
• solvents and paint thinners
• thermometers and thermostats containing mercury