Old National Park closes after West Nile virus found in mosquitoes

Old National Park in South Fulton, United States, is temporarily closed after mosquitoes collected in the area tested positive for West Nile virus. The positive test was identified through Fulton County's routine mosquito surveillance program. The South Fulton Parks and Recreation Department was notified on Tuesday, leading to the closure to ensure public safety while health officials evaluate the situation and treat the area.

Old National Park closes after West Nile virus found in mosquitoes
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Published Aug 11, 2026

Topic overview

Briefly

  • Mosquitoes in Old National Park tested positive for West Nile virus.
  • The park is closed as a precaution while health officials assess the situation.
  • City officials are coordinating with health authorities to ensure public safety.

What happened

In the United States, specifically in South Fulton, Old National Park has been temporarily closed following the detection of West Nile virus in mosquitoes collected from the area. This finding was part of Fulton County's routine mosquito surveillance and testing program, which aims to monitor and manage public health risks associated with mosquito-borne diseases. The South Fulton Parks and Recreation Department was informed of the positive test result on Tuesday, prompting immediate action to close the park as a precautionary measure. The closure affects various stakeholders, including city staff, the Old National Youth Athletic Association, contractors, permit holders, program participants, and the general public. All outdoor activities scheduled at the park during this period will be canceled or postponed to ensure the safety of everyone involved. City officials are working closely with Fulton County public health officials to coordinate a response to the situation. The county health department is expected to treat the property to mitigate the risk of further mosquito-borne disease transmission. As the situation develops, city officials will continue to monitor the area and provide updates regarding public health guidance and any changes to the park's status. The decision to close the park reflects a commitment to public safety and health, prioritizing the well-being of the community while addressing the potential threat posed by the West Nile virus.

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Updated Aug 11, 2026

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