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Novel Influenza A (H1N1) Virus (Swine Flu) Tracking

The California Department of Public Health is working diligently to provide the public with helpful information regarding the novel influenza A (H1N1) virus.  This CDPH interactive map locates, by county, the confirmed and probable H1N1 cases.  The map distinguishes between confirmed and probable cases.   

Map Legend
Probable Cases

Influenza type A virus confirmed by initial laboratory testing but subtype can not be determined.  Testing in progress to determine Swine-like H1N1 virus strain.

Confirmed Cases

Swine-like H1N1 virus strain confirmed by laboratory testing.

CDPH Full Size Novel Influenza A (H1N1) Tracking Map

Novel Influenza A (H1N1) Home page

Novel Influenza A (H1N1) Data and Statistics page


Map icons point to the County level only. These icons do not indicate individual locations. Updates will occur throughout the day as information is received.

Last modified on: 6/5/2009 2:12 PM