The highly transmissible delta variant now accounts for nearly 99 percent of COVID-19 cases in the U.S., according to CDC data.
Here is a breakdown of delta prevalence in 34 states that submitted sufficient genomic surveillance data to the CDC. The data are unweighted and based on sequences collected over a four-week period ending July 31.
Missouri — 97.3 percent
Kansas — 96.7 percent
Arkansas — 96.5 percent
Oklahoma — 96.4 percent
Wisconsin — 95 percent
Minnesota — 94.9 percent
Massachusetts — 94.9 percent
Indiana — 94.9 percent
Rhode Island — 94.4 percent
Alabama — 94.2 percent
North Carolina — 93.8 percent
Utah — 93.6 percent
South Carolina — 93.6 percent
New Jersey — 93.4 percent
Colorado — 93.3 percent
Virginia — 93.3 percent
Illinois — 93.3 percent
Mississippi — 92.8 percent
Georgia — 92.7 percent
Louisiana — 92.5 percent
Pennsylvania — 92.3 percent
Tennessee — 92.3 percent
New York — 91.9 percent
California — 91.7 percent
Michigan — 91.4 percent
Florida — 91 percent
Ohio — 90.5 percent
Washington — 90.2 percent
Nevada — 89.6 percent
Arizona — 89.3 percent
Texas — 89.3 percent
Maryland — 89.3 percent
Kentucky — 87.7 percent
Oregon — 82.8 percent