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The DISEASE CONTROL BRANCH is committed to the protection of public health through early detection, intervention and treatment of communicable diseases!

The Disease Control Branch provides a variety of services to the individual and the community: preventive care (TB screening); treatment of acute problems (tuberculosis); and investigations to prevent the spread of certain communicable diseases.

The Communicable Disease Program provides investigation, consultation and information on contagious diseases, including water and food borne outbreaks. The program provides referrals for post-exposure treatment for individuals exposed to a communicable disease, if indicated.

Contact the Communicable Disease Program at: (951) 358-5107

Disease Watch

Disease Watch

Leprosy (Hansen's Disease):
Frequently Asked Questions
English     Spanish

Riverside County Human Cases:
Travel Associated: 10  Locally Acquired: 0
(Last Updated 10-21-16)
CDPH Zika-Health Information
Zika FAQ English/Spanish (Updated August, 2016)
What is Zika? (Video)

Travel Alerts:
Travel Alert for Zika, Chikungunya and Dengue

West Nile: Human cases: 4 Deaths: 0
(Updated 10/21/16)
2015: 138* Deaths: 6**
Riverside County Public Health Officer Dr. Cameron Kaiser discusses the West Nile Virus (Video)
West Nile GIS map at:

Flu: View Advisories
Surveillance Report (Updated May 14, 2016)

Surveillance Report  Archive

California Weekly Influenza Snapshot (May 1-7, 2016)
CDPH Report



*Probable and Confirmed Cases.

**Includes deaths in which the patient had the illness but it could not be determined West Nile was the cause of death.

Updated 10/14/16

Programs / Services

  • Health Care Provider's Section

  • Sexually Transmitted Diseases

  • Tuberculosis Control

  • Pertussis

  • Communicable Disease Reporting

Department of Public Health
Disease Control Branch
Health Administration Building
4065 County Circle Drive, Riverside, CA 92503
(951) 358-5107 | FAX 358-5446 | TDD 358-5124 | Email: