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Sonoma Public Infrastructure (formerly TPW)

Integrated Waste
County Of Sonoma › Development Services › Sonoma Public Infrastructure (formerly TPW) › Divisions › Integrated Waste › Services › Household Hazardous Waste Disposal
Integrated Waste

Household Hazardous Waste Disposal

Transportation and Public Works is now Sonoma Public Infrastructure - Website updates coming soon!

Located at the Central Disposal Site (Building 5, 500 Mecham Road, Petaluma), the Household Hazardous Waste (HHW) Facility is open every week for free drop-off of toxics from Sonoma County residents. Bring your ID to prove residency.

Appointment: Not required

For hours of operation and materials accepted, click here.

Contact: Eco-Desk 707-565-DESK (3375)

  • Please visit our covid-19 page for program changes and updates due to covid-19.