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Household Hazardous Waste Disposal

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Trash and Recycling

The City of Longmont encourages citizens to dispose of Household Hazardous Waste (HHW) in an environmentally-responsible manner, and supports this goal through year-round and special event waste disposal programs.

Year-Round Disposal Programs

The City of Longmont partners with Boulder County to operate a hazardous waste disposal center, known as the Hazardous Materials Management Facility.

  • Open 4 days per week, year-round, Wednesday - Saturday 8:30 am - 4:00 pm
  • Located at 1901 63rd Street in Boulder (enter at Boulder County Recycling Center - follow signs to HMM facility).
  • Longmont residents may take household chemicals for appropriate disposal AT NO CHARGE.
    • Note: Proof of Boulder County residency (for example, your driver's license, vehicle registration, voter identification, tax certificate, lease agreement or utility bill) is required when you drop off your wastes.
  • Contact the Hazardous Materials Management Facility for more information.

The City of Longmont’s Waste Diversion Center accepts used automotive and cooking oil, and automotive batteries year-round.


Household Hazardous Chemical Drop-Off Day

When?

The City of Longmont hosts a Household Hazardous Chemical Drop-Off Day once a year.

2018: Saturday, September 15, 9 am - 1 pm

Where?

The City of Longmont’s Public Works Maintenance Facility located at 375 Airport Road.

Who?

Longmont residents can bring hazardous household chemicals for disposal AT NO CHARGE.

  • Note: Please be sure to bring a current City of Longmont Utility Bill and identification to show that you are a City resident paying for trash/recycling services.
  • This event is for Longmont residents only; Sorry, no commercial or business waste accepted.

What?

hazardous

Chemists will be on-site to identify and properly dispose of many types of household hazardous chemicals.

  • Residents may bring:
    • Cleaners;
    • Solvents;
    • Pesticides;
    • Aerosol cans;
    • Paints; and
    • Other household chemical wastes. 
  • Residents may not bring:
    • Commercial-generated wastes of any kind such as biological and/or medical wastes;
    • Expired medicines;
    • Radioactive materials;
    • Compressed gas cylinders (such as those for propane and butane);
    • Explosives or ammunitions; or
    • Fire extinguishers.

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