Your Online Guide for Reuse, Repair, Recycling, and Safe Disposal
Serving Alameda County, Contra Costa County, and the City of Palo Alto

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Wood - Treated

Treated wood is wood treated with a chemical for the purpose of resisting decay. Examples include pressure-treated dimensional lumber, creosote-treated railroad ties, and telephone poles.

Household Hazardous Waste

This item should never be put in a curbside bin. For more information visit our household hazardous waste page.

Pressure treatedpreserved wood, or treated wood waste (including the sawdust), referred to as TWW, has preserving chemicals like arsenic. Common uses of TWW are fence posts, sill plates, landscape timbers, pilings, guardrails, decking, and railroad ties. has fact sheets and outreach materials on the appropriate handing, disposal, and other management of TWW for facilities that may receive or handle treated wood waste.

Painted, engineered, stained, laquered, plywood/composite, and wood painted with "copper green" wood may go in the garbage. 



Vendor Address City Destination Disposal Method Notes
Ramos Environmental 1515 South River Road West Sacramento Safe Disposal Paid Pick-up
Cal Inc. 2040 Peabody Road
Suite 400
Vacaville Safe Disposal Paid Pick-up
Potrero Hills Landfill 3675 Potrero Hills Lane Suisun City Safe Disposal Paid Pick-up Call first for details.
North State Environmental (South San Francisco) 220 South Spruce Avenue
Suite 200
South San Francisco Safe Disposal Paid Pick-up
Sonoma County Transfer Station (Sonoma) 4376 Stage Gulch Road Sonoma Safe Disposal Paid Drop-off DTSC variance 3/11/21. Call first for details.
Zanker Road Landfill 705 Los Esteros Road
(north of Zanker Road, one mile north of Zanker and Highway 237)
San Jose Safe Disposal Paid Drop-off DTSC variance received 3/11/21. Call first for terms and conditions.
Clean Harbors 1021 Berryessa Road San Jose Safe Disposal Paid Pick-up Commercial quantity
Univar USA/ChemCare 2256 Junction Ave San Jose Safe Disposal Paid Pick-up
Guadalupe Landfill (Rubbish Disposal Company) 15999 Guadalupe Mines Rd San Jose Safe Disposal Paid Drop-off Call first for details.
Stericycle (San Jose) 189 Stauffer Blvd San Jose Safe Disposal Paid Pick-up
Safety Kleen (San Jose) 1147 N 10th Street San Jose Safe Disposal Paid Pick-up
Safety Kleen Systems (Sacramento) 6000 88th Street Sacramento Safe Disposal Paid Pick-up
CalRecycle's Where to Recycle Location Finder 1001 I St
PO Box 4025
Sacramento Safe Disposal Paid Drop-off
Safety Kleen Systems (Rohnert Park) 5750 Commerce Blvd Rohnert Park Safe Disposal Paid Pick-up
Veolia Environmental Services 1125 Hensley St Richmond Safe Disposal Paid Pick-up
Recycling Center & Transfer Station - Contra Costa Waste Service 1300 Loveridge Rd. Pittsburg Safe Disposal Paid Drop-off 1. Enter the Construction and Demolition Scale to the left after the first stop sign at the facility. 2. Notify the scale attendant you have Treated Wood Waste. 3. The scale attendant will inspect your load and direct you where to dump it. 4. Complete the quick customer form ( and submit it to the scale while completing your transaction.
Keller Canyon Landfill 901 Bailey Rd. Pittsburg Safe Disposal Paid Drop-off Closed to public.
Bayview Environmental Services, Inc. 6925 San Leandro St Oakland Safe Disposal Paid Pick-up
Bayview Environmental Services Inc. 6925 San Leandro St. Oakland Safe Disposal Paid Pick-up
FERMA Corporation (Newark) Equipment Yard
6655 Smith Ave
Newark Safe Disposal Paid Pick-up

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