NewsTelemundo 52 — LocalJune 29, 2026Los Angeles
West Nile Virus Detected in San Gabriel Valley Mosquitoes
Health officials have confirmed the first West Nile virus-positive mosquitoes of the year in Alhambra. Residents are advised to take preventative measures against mosquito bites as the virus is endemic to the region.
Read the full story at Telemundo 52 — LocalWhy It Matters
Residents in the San Gabriel Valley face an increased risk of contracting West Nile virus, which can cause severe illness in approximately 1 out of 150 infected individuals.
Key Facts
- The first West Nile virus-positive mosquitoes of the year were detected in Alhambra.
- The San Gabriel Valley Mosquito and Vector Control District is conducting ongoing surveillance and treatment in public areas.
- There is currently no human vaccine or cure for the West Nile virus.
- Approximately 1 in 5 infected people develop symptoms like fever, headache, or body aches.
- Approximately 1 in 150 infected people develop severe illness requiring hospitalization.
- Older adults and those with weakened immune systems are at higher risk for severe complications.
- The virus is transmitted to humans through the bite of an infected mosquito.
- Residents are advised to empty standing water weekly to prevent mosquito breeding.
- Recommended repellents include those containing DEET, picaridin, oil of lemon eucalyptus, or IR3535.
Who's Mentioned
organizationSan Gabriel Valley Mosquito and Vector Control District“The agency responsible for monitoring mosquito activity and conducting control e”organizationLos Angeles County Department of Public Health“Provided data on virus transmission and symptoms.”locationAlhambra“The city where the infected mosquito sample was collected.”personTristan Hallum“Director of Scientific Programs at the San Gabriel Valley Mosquito and Vector Co”