Influenza Quick Links

Influenza Quick Links Collection

Page Last Updated: August 9, 2022

California CDPH Links

CDPH’s main Influenza (Flu) and Other Respiratory Diseases page.

Current and archived Surveillance Reports (includes downloadable excel data files)

CDC FluView

CDC Links

Frequently Asked Influenza (Flu) Questions: 2020-2021 Season

Key Facts About Influenza

Similarities and Differences between Flu and COVID-19​

People at High Risk For Flu Complications

Flu Resources for Business

FLUVIEW: Weekly U.S. Influenza Surveillance Report (past weekly reports for the current season and flu seasons back to 1999-2000 are also available)

FluView Interactive – National, Regional, and State Level Outpatient Illness and Viral Surveillance

FluView Interactive – Age Group Distribution of Influenza Positive Tests Reported by Public Health Laboratories

FluVaxView Interactive allows individuals to view national, regional, and state-level influenza vaccination coverage estimates using interactive maps, trend lines, bar charts and data tables.

FluVaxView Interactive – Persons 6 Months and Older (General Population)

FluVaxView Interactive – Health Care Personnel

FluVaxView Interactive – Nursing Home Residents

FluVaxView Interactive – Pregnant Women

Information about past flu seasons

County Influenza Links

Note – Not all counties share regular local weekly influenza reports. Some counties also don’t start until influenza activity picks up within their county. 

Fresno County


Fresno  County Main Flu Information Page

2021 – 2022 Weekly Influenza Update


Los Angeles County


Los Angeles County influenza surveillance information is summarized during flu season and released to the public through their free emailed Influenza Watch report: To receive this report, email “Subscribe” to

Influenza in Los Angeles County Website

Flu Vaccination Page

Influenza Watch Archive Los Angeles County

Long Beach Public Health Weekly Influenza Reports


Marin County


Influenza Activity Updates

Marin Flu Surveillance Data – email subscription to the county influenza surveillance available on the page.


Riverside County


Disease Watch


San Bernardino County


Influenza Like Illness (ILI) Weekly Updates


San Diego County


Weekly Influenza Watch (current edition) – The San Diego County influenza surveillance report is updated weekly during influenza season

Influenza Slide Deck, 2021-22 Year to Date – weekly update (current edition) – Influenza surveillance tables and graphs, for public use.

Past Influenza Season Reports


San Francisco County


Flu Dashboard


San Joaquin County


Data, Reports & Publications – Respiratory Illness (Influenza) Reports


Santa Barbara County


Seasonal Influenza Page

County Sentinel Influenza Report (latest version)


Santa Clara County


Influenza Reports