Welcome to the Department of Toxic Substances Control

Treated Wood Waste Notification

Mailing Address
TWW Contact Person
TWW Activity
By submitting this notification, I am indicating that I am a duly authorized representative of this Treated Wood Waste (TWW) Handler and that the TWW Handler has generated more than 10,000 pounds of TWW this calendar year.

A confirmation that DTSC has received your notification will be sent to the e-mail address entered.

If you have questions regarding the TWW Notification, please contact Matthew Mulinax at (916) 324-0064 or send an e-mail to tww_help@dtsc.ca.gov.
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