COVID-19 Variants of Concern Rising in Pennsylvania

The CDC is tracking three variants of concert, of which the the U.K. variant B.1.1.7 is the most prevalent. Florida was the worst per capita until Feb. 25 but is now behind Michigan. Pennsylvania has been climbing but is still behind New Jersey.

 U.S. Range 

Low per capita numbers reflect limited ability to genetically sequence positive cases.
Chart: CHRIS A. WILLIAMS / Staff Source: Centers for Disease Control compiled by USA Today