Household Hazardous Waste

It is illegal to place household hazardous waste (HHW) such as pesticides, poll chemicals, fluorescent lamps, medications, paints, and treated wood in any recycle, compost, or landfill bin/cart. Union City single-family and multi-family residents can safely dispose these items for free at an Alameda County Drop-off Facility or County-sponsored events throughout the year. Union City commercial business should refer to the "Small Business Hazardous Waste Service" section below for more information on how to properly dispose of hazardous waste.

HHW Facilities

There are two HHW facilities in Southern Alameda County (in the cities of Fremont and Hayward). To find other HHW drop-off facility locations or events and for more information about the program, call the Alameda County Household Hazardous Waste Program at (800) 606-6606 or visit www.StopWaste.org/HHW.  



Fremont Drop-Off Facility

41149 Boyce Road

Fremont, CA


Phone: (800) 606-6606


Hours

Wednesday–Friday

9 a.m.–2:30 p.m.


Saturday

9 a.m.–4 p.m.

Hayward Drop-Off Facility

2091 West Winton Avenue

Hayward, CA


Phone: (800) 606-6606


Hours

Friday

9 a.m.–2:30 p.m.


Saturday

9 a.m.–4 p.m.

What HHW Materials Are Accepted for Drop-Off? 

PAINT
ADHESIVES
AUTO
GARDEN
MISCELLANEOUS
Additives Caulk
 Additives
 Ant Traps
 Acids / Caustics
Latex Paint
 Cement
 Antifreeze
 Fertilizers
 Bleach / Cleaners
Oil Paint
 Epoxy Batteries Gopher Bait
 Fluorescent Bulbs
Shellac Mortar Fuel Herbicides Household Batteries
Solvents Putty Motor Oil
 Pesticides Photo Chemicals
Stain Stucco Oil Filters
 Rat Poison
 Pool Chemicals
Thinners
 Wood Glue
 Waxes Sprays Propane

What Materials are Prohibited for Drop-Off? 

Asbestos, explosives, railroad ties, radioactive materials, medical waste, most compressed gasses, computer monitors, CRTs and TVs, computers, radios, stereos, and electronic equipment will not be accepted. 

For information on the proper disposal of these materials, contact the Alameda County Recycling Hotline toll-free at 877-STOPWASTE or visit www.stopwaste.org.

Small Business Hazardous Waste Service

Alameda County offers this service for businesses, organizations, and agencies to drop off small amounts of hazardous waste safely and affordably. Due to Federal and State hazardous waste laws, businesses cannot participate in the Alameda County Household Hazardous Waste (HHW) Residential Drop-off Service.

To participate in the Small Business Service:

Learn More

  • Find out what materials are accepted under Alameda County's Small Business Hazardous Waste Service.
  • Questions? Check out the StopWaste Frequently Asked Questions here or call toll-free: 800-606-6606.