West Nile virus detections have surged in the San Gabriel Valley after an uncharacteristically warm winter and several heat ...

The first of two mornings of mosquito spraying aimed at reducing the population of disease-carrying mosquitoes in the San Gabriel Valley began on Wednesday. The treatments are scheduled between ...

The first West Nile virus-positive mosquitoes of the year have been detected in the San Gabriel Valley, with an infected mosquito sample collected in Alhambra, officials announced Monday. The San ...

The San Gabriel Valley Mosquito and Vector Control District said the positive samples were collected in cities and ...