Hazardous Waste Disposal

If you reside in El Cerrito, Hercules, Pinole, Richmond, San Pablo and the unincorporated West County areas (Crockett, El Sobrante, Port Costa, Rodeo, & Tormey) you may drop off your household hazardous waste for FREE at the The West Contra Costa County Household Hazardous Waste Facility. Proof of residency is required.  If you are a resident of Kensington, go here for further information.  For hours of operation, location, and certain restrictions please scroll further down this page.

To see examples of what types of items can be dropped off at the facility visit our Hazardous Materials Database. Click on the item you have for disposal to see whether or not it is accepted at the facility and for alternative ways for proper disposal. These items are NOT accepted for drop offcontrolled substances, radioactive materials, explosives, firearms, pressurized gas cylinders - thick walled and over 5 gallons.

If you are a small business in West Contra Costa County, you may be eligible to drop off hazardous waste for a fee. For more information navigate the commercial hazardous materials page.

Location of HHW Facility

101 Pittsburg Avenue, North Richmond – 1,000 feet east of the

Richmond Parkway

  • Going Northbound on the
    Richmond Parkway

    Turn Right onto
    Pittsburg Avenue

  • Going Southbound on the
    Richmond Parkway

    Turn Left onto
    Pittsburg Avenue

  • Once on Pittsburg Ave, Go about 1000 yards and
    Turn Right into the second driveway at
    101 Pittsburg Avenue.

    Get directions to HHW Drop-off Site

View Larger Map

Hours of Operation

Open:   Wednesdays, Thursdays, Fridays &  Saturdays. 

Hours:   9am-4pm (closed Noon to 12:30 p.m. for lunch).


For more information call 1-888-412-9277

Handling, Transport, & Drop-Off

Legal transport limit is no more than 15 gallons or 125 pounds of hazardous waste per vehicle per visit. Individual containers are limited to 5 gallon capacity.

  • Leave labels intact or clearly label all items.
  • Limit individual containers to 5 gallons each.
  • Asbestos: Bag in 6 ml plastic bags (4 heavy garbage bags) - each bag may weigh no more than 30 pounds and contain pieces no longer or wider than 27 inches.
  • Do not mix materials in the same container.
  • Tighten lids & place leaking or dirty containers in strong plastic bags.
  • Pack individual containers in a sturdy box or tub with absorbent material such as newspaper.
  • Transport materials in the trunk or rear of the vehicle.
  • Stay in your vehicle when you arrive at the facility.