The feds have in fact declared a state of emergency with regards to the H1N1 Swine Flu. Declaring a state of emergency is standard operating procedure so thay can release money and/or resources to the state or states affected by the emergency. The geeks at Google have an interesting map that shows the world wide areas affected by the flu. Check it out below.
View H1N1 Swine Flu in a larger map
Here's the best source for information on the H1N1 Swine Flu.