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West Nile Virus Detected in Nashville Mosquitoes
2 Jul
Summary
- West Nile virus detected in Nashville mosquitoes for the first time in 2026.
- Health officials are increasing mosquito trapping and monitoring standing water.
- Residents are urged to use repellent and eliminate breeding grounds.

Health officials in Nashville have confirmed the first detection of West Nile virus in mosquitoes for 2026, an alarming sign of early seasonal activity. The virus was identified in a mosquito pool collected near Cass Street in North Nashville, prompting an immediate public health response.
In response, the Metro Public Health Department is enhancing its surveillance by increasing mosquito trapping in the affected area and meticulously monitoring for standing water. Educational flyers are being distributed to residents, and larvicide will be applied where necessary to curb mosquito breeding.
West Nile virus is the leading mosquito-borne illness in the United States. While most infected individuals show no symptoms, approximately one in five may experience fever, headaches, and body aches. A small fraction can develop severe neurological issues, with older adults and those with weakened immune systems at higher risk.
The health department strongly encourages residents to take proactive steps to prevent mosquito bites and reduce breeding sites. This includes eliminating standing water from containers like bird baths and old tires, using EPA-approved insect repellents, and wearing protective clothing during peak mosquito activity at dusk and dawn.