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Safe Waste Disposal

Overview

Safe Waste Disposal

Learn how to properly manage and dispose of hazardous waste you may have at home or at your business. 

Overview

Household Hazardous Waste

What is Household Hazardous Waste (HHW)?

HHW is waste from your home that is toxic, corrosive, flammable, or reactive based on its chemical properties. Products such as batteries, paint and paint thinner, pesticides and fertilizers, and poisons are considered hazardous waste. Learn about the multiple easy and free ways to safely remove HHW from your home here, including making an appointment for the next collection event.

Household Hazardous Waste

Overview

Don’t Rush to Flush

San Mateo County now has over 50 medicine disposal locations available for residents to dispose of medicine safely. By taking your unwanted or expired medicine to one of the convenient kiosks listed below, you are protecting the environment, preventing overdoses and errors, and helping keep drugs away from kids and teens.

Overview Safe Waste Disposal

Used Motor Oil and Filter Recycling

There are three easy and free options to safely recycle your used motor oil and filters in San Mateo County described below. 

It’s important to remember that these options are for uncontaminated oil only! Oil mixed with water, paint, solvents, rags, and antifreeze is contaminated. This oil must be taken to the San Mateo County Household Hazardous Waste Facility. Learn more here.

WHY RECYCLE USED OIL & FILTERS?

Here are 3 reasons to recycle your used motor oil and filters: