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Hazardous Materials
Identifying Hazardous Waste
Examples of household wastes are:
  • Paint
  • Paint thinner
  • Garden chemicals
  • Automotive chemicals
  • Household-cleaning chemicals
  • Hobby supplies

Disposing of Hazardous Waste
A free household hazardous-waste disposal service is available to residents of San Mateo County. For exact dates and locations of collection events or for more information, call (650) 363-4718.
Do not:
  • Pour hazardous chemicals down a storm drain
  • Throw them away
  • Flush them down the drain

San Mateo City Hall – 330 West 20th Avenue, San Mateo, CA 94403

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