The Household Hazardous Waste (HHW) Program Drop-Off Event July 1

June 23rd, 2023 – South San Francisco, CA – from the South San Francisco Scavenger Co. & Blue Line Transfer Inc. Facebook page

The Household Hazardous Waste (HHW) Program is hosting a drop-off event in South San Francisco on
Saturday, July 1, 2023, 8:30 am-12:15 pm.
See below for acceptable items.

Accepted items include:

  • cleaning products
  • fertilizers and garden chemicals
  • pesticides and rodenticides
  • solvents
  • flammable liquids
  • fluorescent lights
  • paint thinner
  • acids/bases
  • aerosol cans
  • automotive supplies (car batteries, motor oil, and filters, antifreeze, brake fluid), among other chemicals.
  • No electronic, radioactive, explosive, or medical waste is accepted.
This event is open to all who live in San Mateo County.
To participate, you must schedule an appointment at San Mateo County’s HHW Program: or by calling (650) 372-6200.
The event location is disclosed once your appointment is confirmed.
Limit 10 gallons or 50 pounds per appointment (per carload). 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.
No commercial waste is allowed.
Residents unable to attend this event can still dispose of HHW for free at San Mateo County’s HHW facility Thursdays-Saturdays.
You must make an appointment at or call (650) 372-6200.
Recycling/safe disposal of paint, fluorescent lights, household batteries, and used motor oil/filters can be done at a local collection center.
Visit for local drop-off sites.
For more information, visit
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