Story perspectives
Iowa's First West Nile Case Sparks Mosquito Warnings
8/16/2025
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Story summary
- Iowa reports its first West Nile virus case of the year in a middle-aged adult.
- Polk County Health Department warns of heightened mosquito activity due to high virus levels in traps.
- Experts advise using EPA-registered insect repellent and limiting outdoor activities during dawn and dusk.
- Record rainfall has increased the mosquito population.
- August and September pose the highest risk for West Nile virus transmission.
