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WEBSITE OF THE STATE OF SOUTH DAKOTA DEPARTMENT OF HEALTH
Kim Malsam-Rysdon, Secretary of Health

South Dakota Surveillance Summaries

West Nile Virus Infographic. South Dakota has the greatest number of west nile virus incidents. 20% of infected people develop fever, other symptoms. 1 of 150 cases develop serious, potentially fatal illness.

West Nile Virus Surveillance

SD WNV Prediction Model - Total Number of Cases Projected for 2021, South Dakota (as of September 13)

SD WNV (as of September 22): 39 human cases reported (Beadle, Bon Homme, Brown, Charles Mix, Clark, Davison, Day, Dewey, Douglas, Hamlin, Hand, Hughes, Hutchinson, Kingsbury, Lake, Lawrence, Marshall, Minnehaha, Moody, Oglala Lakota, Potter, Roberts, Sanborn, Spink, Stanley, Tripp, Union, Walworth, Yankton) and 1 death

Positive blood donors (as of September 22):  5 (Clark, Charles Mix, Day, Hand, Roberts) and 8 counties with positive mosquito pools (Beadle, Brookings, Brown, Codington, Hand, Hughes, Lincoln, Minnehaha) 

US WNV (as of September 21): 479 cases (AL, AZ, AR, CA, CO, CT, DC, GA, ID, IL, IA, KS, LA, MD, MA, MI, MN, MO, NE, NJ, NM, NY, ND, OH, OK, OR, PA, SC, SD, TN, TX, UT, VA, WA) and 21 deaths

WNV Prediction Model - Total Number of Cases Projected for 2021, South Dakota (as of September 20)


80 cases predicted for 2021 season in South Dakota.

For more information, please visit the SD-DOH website at: https://doh.sd.gov/diseases/infectious/wnv/

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