• Supports the investigation and diagnosis of infectious diseases of public health significance.
  
• Identifies, prevents, and interrupts the transmission of vaccine-preventable diseases, sexually transmitted diseases (STDs), HIV/AIDS, tuberculosis, viral hepatitis, emerging infectious diseases, vector-borne diseases, zoonotic diseases, and other contagious infectious diseases.
• Leverages human and budgetary resources from government and non-government sources.
• Conducts and coordinates public health surveillance and epidemiologic studies to assist in defining, preventing, and controlling infectious diseases.
• Helps local health departments and community-based organizations plan, develop, implement, and improve prevention, control, care, treatment, and social support programs for infectious diseases.
• Plans for and responds to natural or man-made emergencies due to infectious diseases. 
• Promotes evidence-based public health practice and program integration at the client level for seamless service delivery.  
• Provides reference and diagnostic laboratory services essential for the detection, epidemiologic investigation, control, and prevention of diseases caused by microbial and viral agents.
• Provides support to local public health laboratory personnel for developing and maintaining high quality local microbial and viral laboratory services, including consultation and training in state-of-the-art standardized laboratory procedures. 
• Works closely with health officials in Mexico to protect and promote the health of people living in California border communities.
• Coordinates education, communication, health improvements along the US-Mexico border.
• Monitors diseases in California and Baja California Mexico to ensure that our border residents thrive. 
• Supports the public health and medical needs of refugees undergoing resettlement in California. 
• Administers the Refugee Health Assessment Program for the early identification and treatment of both infectious and chronic health conditions.
  

Main Programs