2009 West Nile Virus Activity in the United States
Map shows the distribution of avian, animal, or mosquito infection occurring during 2009 with number of human cases if any, by state. If West Nile virus infection is reported to CDC from any area of a state, that entire state is shaded. Data table: Human cases have been reported in Arizona, Arkansas, California, Colorado, Florida, Georgia, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Jersey, New Mexico, New York, North Dakota, Ohio, Oklahoma, Oregon, South Carolina, South Dakota, Tennessee, Texas, Washington, Wisconsin, and Wyoming. USGS: http://diseasemaps.usgs.gov/ For information on WNV activity in Canada please see: |