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| Household Hazardous Waste |
What is Household Hazardous Waste?
Many products found in your home are potentially hazardous substances. They can poison, corrode, explode, or ignite when handled improperly. When discarded in the trash, these substances are considered household hazardous waste that can threaten human and environmental health.
Source: Central Contra Costa Sanitary District

- Anti-Freeze
- Automobile Fluids
- Batteries (single-use & rechargeable)
- Car batteries
- Compact Fluorescent Light bulbs
- Chemicals
- Fertilizers
- Fluorescent tubes
- Household Cleaners
- Mercury Thermometers
- Motor Oil
- Oil Filters
- Paint & Paint-related products
- Propane Cylinders
- Personal Care Products
- Pesticides
It is illegal to dispose of HHW in your garbage or recycling. It must be taken to a licensed facility for treatment and recycling.
Local HHW Drop off locations:
Central Costa County Sanitary
District HHW Collection Facility
4797 Imhoff Place
Martinez, CA 94553
(800) 646-1431
www.centralsan.org
Hours of Operation:
Residents: Tuesday-Saturday, 9am-4pm
Reuse Room: Tuesday-Saturday, 9am-3:30pm
Small Businesses: Tuesday-Saturday, by appt only
Visit their website for a more detailed list of acceptable and unacceptable items.
Proof of address required.
Reuse room:
Save money (and the earth) on your next home improvement project! Visit Central San's reuse room to get free paint, household and garden products.
Delta HHW Collection Facility
2550 Pittsburg-Antioch Highway
Antioch, CA 94509
(925) 756-1990
www.ddsd.org
Hours:
Thursday - Saturday, 9am - 4pm
Delta Diablo HHW Facility also accepts electronic waste, sharps, and pharmaceuticals.
Visit their website for a more detailed list of acceptable and unacceptable items.
Proof of address required.
Napa-Vallejo HHW Facility
889A Devlin Rd
American Canyon, CA
1-800-984-9661
Hours:
Friday & Saturday 9am - 4pm
Napa-Vallejo HHW Facility also accepts electronic waste, sharps, and pharmaceuticals.
Proof of address required.
Benicia Corp Yard
2400 E 2nd St
Benicia, CA 94510
Benicia residents only. Proof of address required.
Hours:
Saturdays 9am - 12 pm
Materials Accepted:
- Anti-freeze
- Batteries
- Car Batteries
- Motor Oil
- Oil Filters
- Latex Paint
- Fluorescent Tubes
- CFLs
NO CHEMICALS, PESTICIDES or CLEANING PRODUCTS!
DO NOT DUMP MATERIALS OUTSIDE OF OPEN HOURS. THIS IS ILLEGAL, DANGEROUS AND SUBJECT TO A FINE OF $1000.
Pedrotti's Ace Hardware
830 Southampton Rd
Benicia, CA 94510
(707) 745-6887
Materials accepted:
Fluorescent bulbs & batteries ONLY.
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