Department of Toxic Substances Control | Department of Toxic Substances Control

California Wildfire Cleanup & Recovery

Removal of household hazardous waste begins

DTSC launches automated request form for archived documents

Web pages with outdated information remain accessible to the public

2020 Electronic Verification Questionnaire Report Cycle Now Open

The electronic Verification Questionnaire (eVQ) System provides a fast and convenient way for hazardous waste handlers to file the required annual EPA ID number verification and fees assessment to maintain the active status of their EPA ID numbers.

Access the electronic Verification Questionnaire

COVID-19 Policies

We are working with stakeholders and the communities we serve to practice safe social distancing, while continuing our work to protect Californians and the environment from toxic substances.

Learn more about interim COVID-19 policies

Cleaning Up Neighborhoods Near Exide

DTSC is making progress in the largest residential cleanup of its kind in California

Learn more about the process

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How do I ...

Access the Electronic Verification Questionnaire (opens a new window)
Contact DTSC
Find DTSC Public Notices
Get an EPA ID Number
Get Hazardous Waste Reports (opens a new window)
Learn More about DTSC
Make a Payment
Sign up for an E-List
View Regulations under Development

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Where can I find ...

Annual Fee Summary
Environmental Justice Information
Facilities with Pending Permit Decisions (opens a new window)
Hazardous Waste Annual/Biennial Reports
List of Permitted Facilities (opens a new window)
Selected Cleanup Sites
Title 22, California Code of Regulations (CCR)
Tribal Affairs Information

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See what's new ...

DTSC’s 2020-2024 Draft Strategic Plan
Current Job Opportunities
Projects under CEQA Review
Public Notices
News Releases
Safer Consumer Priority Products
Upcoming Meetings & Events (opens a new window)

News Releases

DTSC Statement on its Agreement to the Exide Vernon Environmental Response Trust

DTSC today released the following statement regarding its agreement to the creation of an Exide Vernon Environmental Response Trust….

DTSC’s Response to a Federal Bankruptcy Court’s Decision to Release Exide from its Obligations

DTSC today released the following statement in response to a federal bankruptcy court’s decision to release Exide from its obligations to cleanup their former lead-acid battery recycling facility in Vernon…

DTSC Imminent and Substantial Endangerment Determination Tied to Exide Bankruptcy

DTSC today announced that it has issued a determination that conditions at Exide’s Vernon facility may present an “imminent and substantial endangerment to the public health or welfare or to the environment.”

Go to our Newsroom for all news releases.