Communicable Disease

Sierra County Health Department works to promptly identify, prevent and control infectious diseases that pose a threat to public health, including emerging and re-emerging infectious diseases, vaccine-preventable agents, bacterial toxins, bioterrorism, and pandemics (e.g. avian influenza in humans).


Sierra County Health Department also works closely with the Office of AIDS on comprehensive prevention, diagnosis and treatment services for sexually transmitted diseases, viral hepatitis, and tuberculosis and HIV.


Communicable Disease A - Z

Reportable Diseases and Conditions

Reporting Forms

The California Department of Public Health (CDPH)-Office of Guidance and Policy (G&P) is happy to announce the launch of their new inquiry submission portal! The portal serves as a resource for submitting questions pertaining to their policy updates and guidance regarding communicable disease, and methods for keeping you and your community safe. Before submitting your question, please review the resources available on the CDPH guidance page. Inquiries may be submitted at the CDPH Inquiry Portal. Inquiries will be responded to promptly, between the business hours of Monday-Friday from 8:00am-5:00pm PST (excluding State holidays).