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FREE Household Hazardous Waste Disposal Event!

  • Date: 11/10/2018 8:30 AM - 12:00 PM  

Do You Have Old Cleaners, Gardening Products, Automotive Supplies or Other Hazardous Waste at Home?

Cleaning out your closet, basement, storage unit or boat? Looking to properly get rid of garden chemicals, pesticides, contaminated motor oil, antifreeze, unused chemicals and solvents? You can at the household hazardous waste event coming up in Redwood City!

San Mateo County residents can make an appointment to dispose of household hazardous waste (HHW) for free at a special collection event in Redwood City on Saturday, November 10, 2018 from 8:30am-12:15pm. 

To participate, you must schedule an appointment at San Mateo County’s HHW Program: or by calling (650) 363-4718, select option 3. The event location will be disclosed once your appointment has been confirmed. No commercial waste is allowed. Limit 10 gallons or 50 pounds per appointment. Residents are asked to turn off their engine and stay in their vehicle while waste is being removed. 

Accepted items include cleaning products, fertilizers, pesticides, flammable liquids, fluorescent lights (compact and tubes), paint, acids/bases, aerosol cans, automotive supplies (car batteries, motor oil, oil filters, antifreeze, brake fluid), inks, and photo chemicals. All waste collected is reused, recycled, or stabilized for proper disposal to achieve zero waste and prevent any items from going to the landfill and contaminating our water and soil. No radioactive, explosive, or medical waste.

Residents unable to attend this event can still dispose of HHW for free at San Mateo County’s permanent HHW facility Thursdays-Saturdays (except holidays). You must make an appointment at or call (650) 363-4718, select option 3.

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