Epidemiology Unit

Data and Reports
Five-Year Table of Reportable Diseases and Conditions
This data table, updated annually, provides case counts by year of reportable diseases and conditions in San Diego County.
Monthly Communicable Disease Reports
These reports provide monthly and year-to-date counts of select communicable diseases reported to the Epidemiology and Immunization Services Branch. Each month, the report also includes a feature article on a different topic.
2020
- December 2020: Hepatitis A
- November 2020: Viral Meningitis
- October 2020: Necrotizing Fasciitis
- September 2020: Meningococcal Disease
- August 2020: Legionellosis
- July 2020: Vibriosis
- June 2020: West Nile Virus
- May 2020: Salmonellosis
- April 2020: Malaria
- March 2020
- February 2020: Haemophilus influenzae Disease
- January 2020: Homelessness and Communicable Disease
2019
- December 2019: Shigellosis
- November 2019: Hepatitis C
- October 2019: Rickettsial Infections
- September 2019: HIV Disease
- August 2019: Mumps
- July 2019: Foodborne Disease Outbreaks
- June 2019: Pertussis
- May 2019: Typhoid Fever and Paratyphoid Fever
- April 2019: Scombroid and Ciguatera Fish Poisonings
- March 2019: Brucellosis
- February 2019: Yersiniosis
- January 2019: Measles
2018
- December 2018: Varicella
- November 2018: Listeriosis
- October 2018: Campylobacteriosis
- September 2018: Cryptosporidiosis
- August 2018: Cyclosporiasis
- July 2018: Syphilis
- June 2018: Dengue, Chikungunya, and Zika Virus Infections
- May 2018: Shiga Toxin-Producing E. Coli
- April 2018: Giardiasis
- March 2018: Meningococcal Disease
- February 2018: Coccidioidomycosis
- January 2018: Norovirus
2017
- December 2017: Necrotizing Fasciitis
- November 2017: Legionellosis
- October 2017: Viral Meningitis
- September 2017: Botulism
- August 2017: Vibriosis
- July 2017: West Nile Virus
- June 2017: Salmonellosis
- May 2017: Rabies
- April 2017: Shigellosis
- March 2017: Hepatitis A
- February 2017: Mumps
- January 2017: Pertussis
Influenza Surveillance Reports
Influenza Watch - The San Diego County influenza surveillance report is updated weekly during influenza season.
Influenza Slide Deck, 2020-21 Year to Date - Influenza surveillance tables and graphs, for public use.
Influenza Slide Deck, 2019-20 Season Summary - Influenza surveillance tables and graphs, for public use.
Influenza Season Summaries
- Influenza Surveillance - 2019-20 Season Summary
- Influenza Surveillance - 2018-19 Season Summary
- Influenza Surveillance - 2017-18 Season Summary
- Influenza Surveillance - 2016-17 Season Summary
- Influenza Surveillance - 2015-16 Season Summary
- Influenza Surveillance - 2014-15 Season Summary
Other Sources of Public Health Services Data
Maternal, Child, and Family Health Services
Tuberculosis Control and Refugee Health Branch

For more information, contact the Epidemiology Unit at (619) 692-8499 or send us an e-mail.