The United States on Thursday reported at least 75,049 new coronavirus cases, the second-highest daily total across the country since the onset of the pandemic, according a database from The New York Times.
There has been an average of 62,166 cases per day over the past week, an increase of 32 percent from the average two weeks earlier.
The spike is the highest daily count since July, when more than 77,000 infections were recorded in one day.
As of Friday morning, more than 8.4 million people in the country have been infected with the coronavirus. At least 828 new coronavirus deaths were also reported, bringing the country's total death toll to at least 223,000.
Eight states set single-day case records, and 13 states have added more cases in the past week than in any other seven-day period.
In addition, the Midwest and the Rocky Mountains have emerged as new hot spots in recent days.
Officials in Kentucky and Colorado reported single-day records of more than 1,470 and 1,300 cases, respectively. In Ohio, more than 2,425 new cases were reported.