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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. 

    August and September bring more than the end of the summer. These months mean watery eyes, sniffling, and other allergic reactions to airborne ragweed pollen during what is traditionally the hay fever season in Pennsylvania. The purpose of this site to help Pennsylvanians by providing information on current ragweed pollen conditions.

    Ragweed Pollen Levels

    Get the latest ragweed pollen outlook for your area of the state.

    Get Involved!

    Learn how to recognize the ragweed plant. Get some tips on controlling ragweed before pollen production begins in mid-August. Get tips (PDF) on reducing the effects of pollen on you. Encourage your community to adopt a noxious-weed ordinance (PDF) if none is in place. Download an educational poster (PDF) and circulate.

    Other Resources

    Pollen.com
    Accurate allergy forecasts for the entire US - including your own neighborhood.

    American Academy of Allergy, Asthma, and Immunology
    The AAAAI has developed an extensive library of information in this center to help you learn more about allergic disease.

    National Allergy Bureau
    View pollen and mold counts for the Northeast U.S.

    Allergy and Asthma Network/Mothers of Asthmatics
    AANMA is a national nonprofit network of families whose desire is to overcome, not cope with, allergies and asthma.

    American Lung Association
    The mission of the American Lung Association is to prevent lung disease and promote lung health.