LaSalle County, IL

09/19/2025 | Press release | Distributed by Public on 09/19/2025 16:00

Dayton and Naplate Mosquitoes Test Positive for West Nile Virus

Posted on: September 19, 2025

Dayton and Naplate Mosquitoes Test Positive for West Nile Virus

The LaSalle County Health Department received confirmation that mosquitoes from
Dayton and Naplate tested positive for West Nile virus. The mosquitoes were collected on September 16th and 17th and Environmental Health staff

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LaSalle County, IL published this content on September 19, 2025, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on September 19, 2025 at 22:00 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]