On July 29, 2009, the Arkansas Department of Health (ADH) reported 150 confirmed cases of H1N1 influenza A (swine flu). On August 3, 2009, the ADH announced the agency will no longer be posting updates on the new cases of swine flu. The first reported death caused by swine flu complications in Arkansas occurred on August 10, 2009.
- The State of Arkansas reported their first case of swine flu on May 8, 2009.
- The Centers for Disease Control and Prevention (CDC) announced on July 24, 2009, that the agency will no longer be updating the case counts for swine flu.
- The World Health Organization (WHO) declared the swine flu as a pandemic on June 11, 2009. Approximately one million individuals in the United States have been infected with the H1N1 swine flu.