Epidemiology Unit

Data and Reports

Five-Year Table of Reportable Diseases and Conditions
Annual Communicable Disease Reports
Monthly Communicable Disease Reports
Respiratory Virus Surveillance Reports
Other Sources of Public Health Services Data

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.

Reportable Diseases and Conditions by Year, 2017-2021

Annual Communicable Disease Reports

These reports provide an overview of select communicable diseases reported to the Epidemiology and Immunization Services Branch.

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.

2023

2022

2021

2020

2019

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2018

2017

Respiratory Virus Surveillance Reports

Respiratory Virus Surveillance Report Beginning May 11, 2023, this report will be issued monthly on the second Thursday of the month. Weekly reporting will resume in October. We will continue to monitor the data and will resume sooner if warranted. COVID-19 numbers will continue to be updated weekly on our COVID-19 data website.

Subscribe to the Respiratory Virus Surveillance Report

Respiratory Virus Surveillance Report: Supplemental Information This document includes information on COVID-19 and influenza reporting, resources, data sources, and definitions.
Influenza Slide Deck, 2022-23 Year to Date Influenza surveillance tables and graphs, for public use.

Influenza Season Summaries