Annual Household Hazardous Chemical Drop-Off Day - City of Longmont Skip to main content
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Annual Household Hazardous Chemical Drop-Off Day

Dispose of hazardous household chemicals AT NO CHARGE. Event held from 8 am – 12 pm at Waste Services Center, 110 South Martin Street. Please be sure to bring a current City of Longmont utility bill and identification to show that you are a City resident. This event is for Longmont residents only; sorry, no commercial or business waste accepted. 

Visit the event webpage for information on what is accepted and what is not.