This is a rapidly evolving situation and current guidance seems prudent for both healthcare professionals and the public.
As developments warrant, new and updated information will be added.
Please look for this "new" which will alert you to those additions and updates.
TRACK THE PROGRESS OF H1N1 (SWINE FLU) :
Map: Weekly Influenza Activity Estimates Reported by State and Territorial Epidemiologists
(Activity levels indicate geographic spread of both seasonal and novel influenza A [H1N1] viruses) with updates every Friday.
Global Disease Alert Map "new"
This continually updated information relies on reliable publicly available third-party information.
The map is compiled using data from official sources, news reports and user-contributions and updated multiple times per day.