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Tri-County Health Department organizes Household Chemical Roundups for Douglas County by appointment only to collect hazardous wastes and dispose of them properly. For dates visit the Douglas County tab at www.tchd.org/hcroundup. Events for Adams and Arapahoe County are organized by the towns, which should be contacted for further information.
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Acceptable items collected during the Household Chemical Roundup events include paint and paint products, motor oil, antifreeze, automotive fluids and fuels, vehicle batteries, household batteries, solvents, house and garden chemicals, fluorescent light bulbs, compact fluorescent lights (CFLs), cleaning supplies, items containing mercury, and propane tanks. Household Chemical Roundup events cannot accept waste from businesses, and are not able to accept radioactive waste, smoke detectors, electronic waste of any kind, oil drums, asbestos, sharps/medical waste, tires, flares, or explosives.
Under Colorado law, residential and business electronics are banned from being disposed of in a landfill and must be recycled. Electronics are made from valuable resources such as precious metals, copper, and engineered plastics, all of which require considerable energy to process and manufacture. A list of Registered Electronic Recycling Facilities and their locations can be found online, and also on Google Maps.
Effective July 1, 2016 only select law enforcement agencies and Walgreen locations are able to accept medication/pharmaceutical waste. Please follow link to find a list of drop-off locations in the State of Colorado. For more information about proper disposal of medication visit the CDPHE website https://www.colorado.gov/pacific/cdphe/colorado-medication-take-back-program or call 303-692-2903 for the Colorado Department of Public Health and Environment (CDPHE) - Medication Take-Back Program
Adams, Arapahoe, and Douglas counties do not have a permanent site to drop-off household chemicals. An alternative is Rooney Road Recycling in Golden, Colorado. The household hazardous waste facility at the Rooney Road Recycling Center is open on Wednesdays and Saturdays, from 8 a.m. to 2 p.m. by appointment only (303-316-6262). There is a $90 fee to residents outside of Jefferson County. Other resources can be found on the Other Options tab on Household Chemical Roundup page.