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Official Website

of the Commonwealth of Pennsylvania

    The .gov means its official.

    Local, state, and federal government websites often end in .gov. Commonwealth of Pennsylvania government websites and email systems use "pennsylvania.gov" or "pa.gov" at the end of the address. Before sharing sensitive or personal information, make sure you're on an official state website. 

    West Nile Virus

    West Nile Virus is an infectious agent of the family Flaviviridae that is primarily transmitted by the bite of an infected mosquito.