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SLAC Site Security

Emergency Information

Emergency Numbers

For life threatening emergencies requiring support from the fire department, a police agency, an ambulance service, or a hazardous materials spill, call 911 first, then call SLAC security at 650-926-5555 and then notify your supervisor.  (Onsite phones can use extension 5555.)

Additional information:

Related numbers:

Anonymous Numbers: Note that use of the following numbers does not require names or return phone numbers of the reporting person(s).

  • SLAC Environment Safety & Health Hotline: 650-926-4641
  • DOE Anonymous Waste Fraud and Abuse Hotline: 1-800-541-1625



If you are not sure who to contact, use our online ESH Help Ticket Form or call (650) 926-4554 (ESH Help Desk)

If you have a concern or suggestion, please see the ESH Concerns page for contact options.


Questions? ESH Help Ticket Form (internal) or
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