Dispose of your household hazardous waste at our January event

Published on January 10, 2023

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In partnership with San Mateo County Health, residents can safely dispose of household hazardous waste free of charge at special drop-off collection events. The next event is Saturday, Jan. 21, 8:30 a.m.–12:15 p.m. To participate, residents must schedule an appointment online or by calling 650-372-6200. The exact address of the event will be provided once the appointment is finalized. There is a limit of 10 gallons or 50 pounds per appointment. If you have greater than 10 gallons, you must schedule an appointment for each 10 gallons of waste and make separate vehicle trips for each appointment.

Accepted items include:

  • Cleaning products
  • Fertilizers and garden chemicals
  • Pesticides
  • Herbicides and rodenticides
  • Solvents
  • Flammable liquids
  • Fluorescent lights (compact and tubes)
  • Paint thinner
  • 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. Please visit the County’s webpage for more information about acceptable household hazardous waste items.

Residents unable to attend this event can still dispose of household hazardous waste for free at San Mateo County’s permanent HHW facility Thursdays through Saturdays (except major holiday weekends). You must make an appointment online or call 650-372-6200. Recycling/safe disposal of paint, fluorescent lights, household batteries and used motor oil/filter does not need an appointment. For local drop-off sites, visit San Mateo County’s website. For more information, visit smchealth.org/hhw.

If you have electronics that need to be recycled, you can drop them off at the Shoreway Environmental Center Recycling Drop-Off at 333 Shoreway Road in San Carlos. For more information call 650-802-8355 or visit sbrecycling.net.