Does my property have naturally occurring asbestos?  Use the following map to get an approximate idea:

• Geologic Map of California

What do I need to do if my property has naturally occurring asbestos?

• Asbestos Airborne Toxic Control Measure for Construction, Grading, Quarrying, and Surface Mining Operations

What do I need to do if I am demolishing a building with asbestos materials? 

• Asbestos NESHAP: Notification of Renovation or Demolition | California Air Resources Board