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.
2024
2023
- December 2023: Respiratory Syncytial Virus Infection (RSV)
- November 2023: Pertussis
-
October
2023: Salmonellosis
-
September
2023: Shiga Toxin-Producing E. coli
-
August 2023: Malaria
-
July 2023: Rickettsial Disease
- June 2023: Congenital Syphilis
- May 2023: Dengue Virus Infection
- April 2023: Legionellosis
-
March 2023: Candida Auris
- February 2023: Hepatitis A
- January 2023: Measles
2022
- December 2022: Hepatitis B
- November 2022: Brucellosis
- October 2022: Norovirus
-
September
2022: Monkeypox (MPX)
-
August
2022: Typhoid Fever and Paratyphoid Fever
-
July 2022: Q Fever
-
June 2022: Hepatitis C
-
May 2022: Hantavirus
- April 2022: Multisystem Inflammatory Syndrome in Children (MIS-C)
- March 2022: Candida auris
-
February
2022: Listeriosis
- January 2022: Creutzfeldt-Jakob Disease
2021
- December 2021: Cysticercosis
-
November
2021: Rickettsial Disease
-
October
2021: Shigellosis
- September 2021: Varicella
- August 2021: Cyclosporiasis
- July 2021: Campylobacteriosis
-
June
2021: Cryptosporidiosis
-
May
2021: Coccidioidomycosis
- April 2021: Rabies
- March 2021: Giardiasis
- February 2021: Botulism
- January 2021: Tuberculosis
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
Respiratory Virus Surveillance Reports
- Respiratory Virus Surveillance Report This report is issued weekly on Thursdays. COVID-19 data are also available on our COVID-19 data website.
- Respiratory Virus Surveillance Report: Supplemental Information This document includes information on COVID-19 and influenza reporting, resources, data sources, and definitions.
Respiratory Virus Surveillance Annual Summaries
Influenza Season Summaries
- Influenza Surveillance - 2021-22 Season Summary
-
Influenza
Surveillance - 2020-21 Season Summary
- 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.