and Flu News, Information and Resources
Choose from the options to the left of the map to find H1N1 and seasonal flu news, information and resources. Click on a state to see the related information.
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Map Last Updated: November 20, 2009 | Give Feedback
| < 1% | 1 - 4% | 4 - 7% | 7 - 10% | > 10% |
| No Report | No Activity | Sporadic | Local | Regional | Widespread |
State health departments report the estimated level of spread of influenza activity in their states each week through the State and Territorial Epidemiologists Reports. Read the definition of these levels.
| < 1% | 1 - 2% | 2 - 3% | 3 - 4% | > 4% |
