City of Ontario Household Hazardous Waste Facility
1430 S. Cucamonga Avenue
Ontario's free household hazardous waste facility on S. Cucamonga Avenue opens Fridays and Saturdays from 9 AM to 2 PM and serves residents only. It includes a free reuse center for partially used products, e-waste drop-off, and a Sharps container program.
Listed hours: Friday and Saturday, 9 AM to 2 PM
Accepts: Motor oil and filters, Antifreeze and auto fluids, Paint and paint thinners, Household cleaners, Drain cleaners, Pesticides and fertilizers, Weed killer, Computers, TVs, Stereos, Cell phones, Microwave ovens, Household batteries, Sharps in containers, Fluorescent bulbs and tubes, Medications
Services: HHW drop-off · E-waste drop-off · Free reuse center · Sharps container exchange · Pharmaceutical drop-off
How much can I bring per trip?
A vehicle can carry up to 15 gallons of household hazardous waste in containers no larger than 5 gallons.
Can businesses use the Ontario HHW facility?
No. Businesses must contact San Bernardino County at (909) 382-5401.