West Nile Virus Positive Mosquitoes Found In LaSalle County, Illinois: Precautionary Measures Urged

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Post on Jul 24, 2025

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West Nile Virus Positive Mosquitoes Found in LaSalle County, Illinois: Health Officials Urge Precautions

La Salle County, IL – August 24, 2024 – La Salle County residents are urged to take precautions against West Nile Virus (WNV) following the confirmation of WNV-positive mosquitoes in the county. This announcement comes from the La Salle County Health Department (LCHD), prompting immediate action to protect the community from this potentially serious illness. The discovery highlights the ongoing need for vigilance and proactive measures to prevent the spread of mosquito-borne diseases.

The LCHD confirmed the presence of WNV-positive mosquitoes through routine surveillance testing. While this is not the first instance of WNV in Illinois this year, the detection underscores the importance of public awareness and preventative strategies, particularly during peak mosquito season. The identification of infected mosquitoes serves as a stark reminder of the potential risks associated with mosquito bites.

Understanding the West Nile Virus Threat

West Nile Virus is a mosquito-borne illness that can cause a range of symptoms, from mild fever and headache to more severe neurological complications. While most people infected with WNV experience mild or no symptoms, a small percentage can develop serious illness, including meningitis or encephalitis. Individuals over 60 years of age and those with weakened immune systems are at higher risk of developing severe complications.

Precautionary Measures to Combat West Nile Virus

The LCHD recommends taking the following steps to protect yourself and your family from WNV:

• Eliminate Standing Water: Mosquitoes breed in standing water. Regularly empty and clean birdbaths, pet water bowls, flowerpots, and any other containers that hold stagnant water. Properly maintain swimming pools and hot tubs to prevent mosquito breeding.
• Use Repellent: When spending time outdoors, especially during dawn and dusk when mosquitoes are most active, apply insect repellent containing DEET, picaridin, IR3535, or oil of lemon eucalyptus. Always follow the product label instructions.
• Wear Protective Clothing: Cover exposed skin by wearing long sleeves, long pants, and socks when outdoors, particularly during peak mosquito activity times.
• Maintain Screens: Repair or replace any damaged screens on windows and doors to prevent mosquitoes from entering your home.
• Consider Professional Mosquito Control: For larger properties or areas with persistent mosquito problems, consider contacting a professional pest control service for mosquito control measures.

Staying Informed and Seeking Medical Attention

Staying informed about local mosquito activity and WNV cases is crucial. Regularly check the LCHD website and local news sources for updates and advisories. If you experience symptoms such as fever, headache, body aches, joint pains, vomiting, diarrhea, or rash, seek medical attention immediately. Early diagnosis and treatment are essential for managing WNV infection.

Looking Ahead: Community Collaboration is Key

Combating mosquito-borne illnesses requires a collaborative effort. The LCHD urges residents to actively participate in mosquito control efforts. By working together, we can significantly reduce the risk of WNV and create a healthier community. For more information and resources on WNV prevention, visit the or contact the La Salle County Health Department directly. Let's work together to protect our community from West Nile Virus.

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