Lvl 2 Fire Restrictions in effect for western Boulder County. No fireworks, fires, shooting (map/flyer). State fire restrictions for rest of county.

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Household Hazardous Wastes Accepted for Disposal
items of hazardous waste
Appointments are required for dropping off materials, see below. All visitors will be required to wear a face covering.

New: Schedule an Appointment

The Hazardous Materials Management Facility (HMMF) is now open and accepting residential and business hazardous materials by appointment only.

We will be closed for lunch from noon to 1 p.m.

  • All visitors will be required to wear a face covering.
  • Waste will only be accepted outside the building.
  • Do not enter the facility.
  • Be prepared to unload your hazardous materials from your vehicle onto a cart provided by the HMMF.
  • Please do not visit the HMMF if you feel unwell or have a fever, cough, or shortness of breath.
  • The Free Reusable Products area is closed to the public. No reuse shopping will be allowed.
  • The facility will be closed in the event of rain or other precipitation.

Review our list of acceptable common household items for disposal. Call 720-564-2251 with any questions.

Household Hazardous Wastes Accepted for Disposal

Wastes Accepted

Our facility is able to take most, but not all, common household products.

  • Antifreeze
  • Auto body filler
  • Batteries (auto and motorcycle)
  • Brake fluid
  • Car cleaners
  • Car waxes and chrome polish
  • Carburetor cleaner
  • Diesel fuel
  • Engine degreaser
  • Gasoline
  • Oil – used or unused
  • Oil filters
  • Power steering fluid
  • Radiator flushes
  • Transmission fluid

We accept all alkaline, rechargeable and button cell batteries for recycling or disposal, including lead acid batteries (including auto batteries), lithium ion (Li-Ion), lithium primary, lithium polymer (Li-Po), nickel cadmium (Ni-Cd), and nickel metal hydride (Ni-MH) batteries. The terminals on batteries that are 9 volts or higher should be taped with clear tape so that we can clearly read the labels and also prevent any potential fires. Battery Guide & Disposal

  • Batteries
  • E-liquid or juice may contain nicotine, vegetable glycerin, and propylene glycol and should be treated as hazardous waste. Note: Empty bottles not accepted at HMMF and can be placed in household recycling.
  • Tanks, cartridges, and pods

Health and Safety

Learn how to reduce pesticide use: P3 Pest. Plants. People

  • Fertilizers
  • Fungicides
  • Herbicides
  • Insecticides
  • Pesticides
  • Roach & ant killers
  • Rodent poisons
  • Soil fumigants
  • Weed killers
  • Abrasive cleaners
  • Aerosols
  • Ammonia-based cleaners
  • Bleach cleaners
  • Compact fluorescent lights (CFLs)
  • Degreasers
  • Deodorizers
  • Disinfectants
  • Drain cleaners
  • Floor cleaners & wax
  • Fluorescent lamp ballasts – any type
  • Fluorescent tubes and compact fluorescent lights (CFLs)
  • Furniture polishers
  • Kerosene, lamp oil
  • Laundry products
  • Moth balls
  • Mercury switches
  • Mercury thermometers
  • Oven cleaners
  • Pool chemicals
  • Rug & upholstery cleaners
  • Rust & spot removers
  • Silver cleaners
  • Thermostats – complete with housing
  • Toilet & drain cleaner
  • Oil, paint, all other accepted liquids – if bringing liquid waste in a 5-gallon bucket, please leave 1 inch of space between the liquid and the brim of the bucket. Containers larger than 5 gallons are not accepted.
  • Caulks, glues and cements
  • Chemistry sets
  • Flea powder & collars
  • Flea sprays & shampoo
  • Helium tanks
  • Lacquers & stains
  • Latex (water-based) paint Note: Alternatively, latex paint can be dried out and disposed of with regular trash.
  • Mineral spirits
  • Model airplane paints
  • Oil-based (alkyd) paints
  • Paint remover & stripper
  • Paint thinners & turpentine
  • Photographic chemicals & solutions
  • Propane tanks (1 pound, the type used for camping stoves)
  • Resins, fiberglass and epoxy
  • Rubber cement thinner
  • Rust proofing products
  • Varnishes
  • Wood preservatives
Accepted in containers. If you would like to have your container returned to you ask staff to label your container with name and phone number. The container will be poured off and the container will be ready for pick up in 1-2 business days. Wednesday-Saturday 8:30 a.m. to 4 p.m.

Wastes Not Accepted

These products are not accepted at the Hazardous Materials Management Facility. Resources for disposing of each of these products properly is listed in each drop down below.

Never attempt to remove products you suspect contain asbestos (floor tiles, linoleum, insulation materials). Asbestos fibers are dangerous if inhaled. Call Boulder County Public Health for information 303.441.1100, or consult with a certified asbestos removal contractor.

Please consult appliances listed in Eco-Cycle’s A-Z Recycling Guide for information about how to recycle appliances.

Boulder County’s Hazardous Materials Management Facility does NOT accept this waste. Please consult Options for Electronics Recycling list for disposal options.

Please consult appliances listed in Eco-Cycle’s A-Z Recycling Guide for information about how to recycle cooking oil/grease.

Dispose of with regular trash, or if metal, recycle with scrap metal.
Note: Empty containers with dried out latex paint can also be disposed with regular trash.

HMMF Paint Brochure

Contact your local sheriff’s office before moving explosive or shock sensitive materials. They will accept dangerous materials for safe disposal. This includes unwanted ammunition, road flares and fireworks.

Eco-Cycle’s CHaRM (Center for Hard to Recycle Materials), will accept these for a small fee (City of Boulder residents’ fire extinguishers are accepted free of charge).


6400 Arapahoe Rd, Boulder, CO 80301

Dispose of with regular trash.

Find resources for disposal of expired and unwanted prescription drugs at Colorado Department of Public Health and Environment (CDPHE) or FDA’s website Using Medicine Safely.

For information on proper disposal of controlled substances or other drop-off options, call the Partners for a Clean Environment (PACE) Hotline at 303-786-7223

Boulder County’s Hazardous Materials Management Facility does NOT accept propane cylinders larger than one pound (camping size). Contact local gas supply companies. Many accept these for free or a nominal fee.

Call the Colorado Department of Public Health and the Environment, Radiation Control Division.


Households can dispose of smoke detectors with their regular trash. Some manufacturers of these units also offer take back. Businesses should use hazardous waste disposal contractors.

Contact Us

Hazardous Materials Management Facility

Submit a question


West of Boulder County Recycling Center
1901 63rd St
Boulder, CO 80301
Map & Directions
Hours: 8:30 a.m. - 4 p.m. Wed-Sat.
Tues: Business Waste By Appointment ONLY