Business Emergency Preparedness and Plans: Ready Business Department of Homeland Security
FEMA for Businesses Emergency Preparedness for Business from National Institute for Occupational Safety and Health Association of Bay Area Governments US Small Business Administration - Prepare for Emergencies
Contra Costa Warning System and Shelter-In-Place Instructions: Contra Costa Warning System by Contra Costa Community Awareness & Emergency Response (CAER)
Shelter-in-Place Guidance from the Centers for Disease Control Prepare for Emergencies by the American Red Cross
Pandemic Flu: Center for Disease Control
Government Flu Information
World Health Organization (Avian flu)
Contra Costa Health Services (Seasonal flu)