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West Nile Virus
Human
2012
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West Nile Virus:  Iowa - Human
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Winnebago County Kossuth County Dickinson County (2) Emmet County Worth County Osceola County Mitchell County Lyon County (3) Howard County Allamakee County Winneshiek County Sioux County (1) O'Brien County Cerro Gordo County Hancock County Palo Alto County (1) Clay County Chickasaw County Floyd County (1) Fayette County Clayton County Plymouth County (2) Buena Vista County Cherokee County (1) Pocahontas County Wright County Humboldt County Franklin County Butler County Bremer County Dubuque County Delaware County Webster County Buchanan County Black Hawk County Woodbury County (3) Sac County Ida County Calhoun County Hamilton County Hardin County Grundy County (1) Jackson County Benton County Linn County (1) Tama County (2) Jones County Monona County Marshall County Carroll County Crawford County Boone County (1) Greene County Story County Clinton County Cedar County Harrison County (1) Iowa County Dallas County Shelby County Audubon County Poweshiek County Polk County (1) Jasper County Guthrie County Johnson County Scott County Muscatine County Washington County Warren County Keokuk County Madison County (1) Mahaska County Marion County (1) Pottawattamie County (2) Cass County (1) Adair County Louisa County Jefferson County Henry County Wapello County Clarke County Lucas County Monroe County Mills County Montgomery County (1) Adams County Union County Des Moines County (1) Fremont County (1) Page County (2) Taylor County Van Buren County Davis County Ringgold County Decatur County Wayne County Appanoose County Lee County Navigate to Illinois page Navigate to Kansas page Navigate to Minnesota page Navigate to Missouri page Navigate to Nebraska page Navigate to South Dakota page Navigate to Wisconsin page
Map Scalebar 150 km
Cumulative 2012 Data as of 3 am, May 14, 2013*
These data are provisional and may be revised or adjusted in the future.
[Epi curve - Vertical bar graph showing number of incidents for each of 52 weeks]
Cumulative Human Disease Cases by Local Jurisdiction - Iowa, 2012
Boone County1
Cass County1
Cherokee County1
Des Moines County1
Dickinson County2
Floyd County1
Fremont County1
Grundy County1
Harrison County1
Linn County1
Lyon County3
Madison County1
Marion County1
Montgomery County1
Page County2
Palo Alto County1
Plymouth County2
Polk County1
Pottawattamie County2
Sioux County1
Tama County2
Woodbury County3
Cumulative Total Entire State: 31
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Map Legend
* Data demonstrates local jurisdiction of residence and not necessarily the locale where the infection was acquired.
** States and counties in yellow are those in which virus activity has been reported historically, but no positive test results have been reported or no surveillance has occurred this year.