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PLEASE NOTE:  The TWW Online Notification webpage is currently OFFLINE and is being updated. In the interim, please fill out this form and send it to this email address: tww_help@dtsc.ca.gov .  We apologize for this inconvenience and thank you for your cooperation.

Treated Wood Waste Regulations

PLEASE NOTE:  Some areas of the Treated Wood Waste Tracking System are currently OFFLINE and are being updated. If you need to set up a new TWW Tracking System account please email tww_help@dtsc.ca.gov for assistance. If you are receiving an "Error in custom script module" notice then please send an email to tww_help@dtsc.ca.gov with your TWW Tracking System Username only (do not send password)".


What is DTSC Doing to Protect the Environment from Treated Wood Waste?

Assembly Bill 1353 (2004, Matthews) required DTSC to adopt regulations specifying alternative management standards for treated wood waste. It also added Sections 25150.7 and 25150.8 to the Health and Safety Code. The following information outlines how DTSC has implemented the regulations on treated wood waste.