The Allegheny County Health Department announced that additional mosquito samples have tested positive for West Nile Virus.

The Monroe County Health Department said the sample was collected by the department as part of its Mosquito Surveillance ...

The number of mosquitoes testing positive for West Nile virus continues to climb. On Monday, August 11, the Erie County Department of Health announced that a mosquito sample ...

A mosquito sample collected in Millcreek Township on July 29 has tested positive for West Nile virus, the Erie County ...