Important update: Healthcare facilities
CDC has updated select ways to operate healthcare systems effectively in response to COVID-19 vaccination. Learn more
UPDATE
Given new evidence on the B.1.617.2 (Delta) variant, CDC has updated the guidance for fully vaccinated people. CDC recommends universal indoor masking for all teachers, staff, students, and visitors to K-12 schools, regardless of vaccination status. Children should return to full-time in-person learning in the fall with layered prevention strategies in place.
UPDATE
The White House announced that vaccines will be required for international travelers coming into the United States, with an effective date of November 8, 2021. For purposes of entry into the United States, vaccines accepted will include FDA approved or authorized and WHO Emergency Use Listing vaccines. More information is available here.
UPDATE
Travel requirements to enter the United States are changing, starting November 8, 2021. More information is available here.
COVIDView: A Weekly Surveillance Summary of U.S. COVID-19 Activity

Commercial Labs

Commercial Labs
Updated May 22, 2020
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This graph displays the number of respiratory specimens tested and the percent positive for SARS-CoV-2 reported to CDC by Commercial Labs.
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U.S. Commercial Laboratories Reporting to CDC
March 29, 2020 – May 9, 2020
Data as of May 14, 2020
Week No. of Labs Total (includes age unknown) 0-4 years 5-17 years 18-49 years 50-64 years 65+ years
Spec Tested # Pos % Pos Spec Tested # Pos % Pos Spec Tested # Pos % Pos Spec Tested # Pos % Pos Spec Tested # Pos % Pos Spec Tested # Pos % Pos
202014 6 541,642 125,154 23.1 8,304 529 6.4 13,497 1,863 13.8 288,939 61,055 21.1 130,193 35,073 26.9 75,860 20,987 27.7
202015 6 501,772 114,371 22.8 6,754 600 8.9 12,892 2,152 16.7 258,733 55,316 21.4 124,340 31,668 25.5 73,220 19,211 26.2
202016 6 501,772 114,371 22.8 6,754 600 8.9 12,892 2,152 16.7 258,733 55,316 21.4 124,340 31,668 25.5 73,220 19,211 26.2
202017 6 614,718 97,408 15.8 7,739 684 8.8 19,700 2,986 15.2 295,647 48,594 16.4 152,181 24,040 15.8 109,999 16,788 15.3
202018 6 741,410 95,973 12.9 9,818 831 8.5 24,554 3,615 14.7 351,755 49,137 14 181,259 22,254 12.3 137,631 15,930 11.6
202019 6 876,193 86,347 9.9 12,121 945 7.8 30,055 3,835 12.8 399,737 44,566 11.1 211,166 18,770 8.9 174,143 13,759 7.9
202020 6 884,070 70,080 7.9 11,886 885 7.4 29,225 3,290 11.3 369,435 33,808 9.2 199,477 13,754 6.9 176,354 10,727 6.1
Total 4,668,011 687,965 14.7 62,993 5,053 8 145,041 20,096 13.9 2,206,615 338,631 15.3 1,121,066 170,445 15.2 826,113 113,546 13.7

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