Allergy (Pollen) Severity Across the U.S.

Explore the map to see pollen severity levels across the United States for the current day. The shading on the map is divided into five ranges:

Low: Pollen levels between 0 and 2.4 tend to affect very few individuals among the allergy-suffering public.


Low-Medium: Pollen levels between 2.5 and 4.8 tend to start affecting individuals extremely sensitive to the predominant pollen type of the current season.


Medium: Pollen levels between 4.9 and 7.2 will likely cause symptoms for many individuals who suffer from allergies to the predominant pollen types of the current season.


Medium-High: Pollen levels between 7.3 and 9.6 tend to affect a large number of individuals who suffer from the pollen types of the current season.


High: Pollen levels between 9.7 and 12.0 tend to affect most individuals who suffer from the pollen types of the current season. Symptoms may become more severe during days with high pollen levels.


Source: Powered by Pollen.com™

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