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

U.S. State and Local Public Health Laboratories Reporting to CDC

U.S. State and Local Public Health Laboratories Reporting to CDC
Updated Aug. 28, 2020
This graph displays the number of respiratory specimens tested by age group and the percent positive for SARS-CoV-2 by age group reported to CDC by U.S. State and Local Public Health Laboratories.

U.S. State and Local Public Health Laboratories Reporting to CDC
March 1, 2020 – August 22, 2020
Data as of August 27, 2020
Week No. of Labs Total 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
202010 80 8,297 973 11.7 228 10 4.4 586 42 7.2 3,179 318 10.0 1,973 247 12.5 2,152 330 15.3
202011 86 35,671 3,484 9.8 975 20 2.1 1,966 83 4.2 15,546 1,371 8.8 8,379 986 11.8 7,901 944 11.9
202012 87 69,707 6,824 9.8 1,575 36 2.3 2,328 87 3.7 31,823 2,654 8.3 16,114 1,816 11.3 16,311 2,091 12.8
202013 89 66,500 10,757 16.2 1,266 48 3.8 1,434 80 5.6 29,889 3,812 12.8 15,567 2,917 18.7 17,633 3,771 21.4
202014 89 79,420 14,071 17.7 1,128 64 5.7 1,457 170 11.7 34,833 4,544 13.0 18,838 3,635 19.3 22,620 5,563 24.6
202015 88 82,954 15,056 18.1 911 43 4.7 1,632 168 10.3 34,980 4,405 12.6 19,941 3,629 18.2 25,050 6,726 26.9
202016 86 84,300 15,213 18.0 790 64 8.1 1,477 147 10.0 36,290 5,258 14.5 19,208 3,328 17.3 26,142 6,343 24.3
202017 85 130,338 21,288 16.3 904 55 6.1 2,533 335 13.2 59,231 8,596 14.5 29,273 4,703 16.1 37,638 7,455 19.8
202018 86 150,848 19,327 12.8 1,188 108 9.1 3,945 474 12.0 66,152 8,021 12.1 34,530 4,114 11.9 44,401 6,540 14.7
202019 86 165,252 17,623 10.7 1,725 101 5.9 4,396 522 11.9 72,771 7,706 10.6 38,557 3,585 9.3 47,175 5,626 11.9
202020 87 182,816 15,230 8.3 1,398 104 7.4 5,127 506 9.9 78,771 6,900 8.8 41,767 2,965 7.1 55,244 4,692 8.5
202021 86 215,646 14,387 6.7 1,811 126 7.0 6,202 629 10.1 95,838 6,702 7.0 47,914 2,756 5.8 63,230 4,118 6.5
202022 86 224,530 12,512 5.6 1,630 145 8.9 6,267 632 10.1 100,213 5,874 5.9 50,164 2,381 4.7 65,795 3,471 5.3
202023 86 243,428 11,806 4.8 1,933 160 8.3 7,030 685 9.7 113,203 6,050 5.3 54,072 2,129 3.9 66,604 2,766 4.2
202024 87 250,145 12,520 5.0 2,177 209 9.6 8,362 886 10.6 119,008 6,675 5.6 53,519 2,196 4.1 66,495 2,536 3.8
202025 86 251,729 13,605 5.4 2,328 212 9.1 9,778 1,027 10.5 120,108 7,537 6.3 53,153 2,346 4.4 65,755 2,457 3.7
202026 87 270,471 17,192 6.4 2,854 273 9.6 11,924 1,343 11.3 135,784 10,026 7.4 57,045 2,771 4.9 62,334 2,746 4.4
202027 87 277,899 17,065 6.1 3,130 294 9.4 12,855 1,294 10.1 142,652 10,073 7.1 56,906 2,963 5.2 61,936 2,418 3.9
202028 87 344,066 26,090 7.6 4,386 389 8.9 17,395 1,903 10.9 178,904 15,151 8.5 70,975 4,657 6.6 72,021 3,960 5.5
202029 88 352,893 27,605 7.8 4,644 419 9.0 20,355 2,380 11.7 186,392 16,118 8.6 72,403 4,923 6.8 68,757 3,742 5.4
202030 88 302,005 25,623 8.5 4,033 478 11.9 17,698 2,301 13.0 160,377 14,589 9.1 61,408 4,570 7.4 58,232 3,663 6.3
202031 88 286,196 23,065 8.1 3,438 379 11.0 15,708 2,130 13.6 150,018 12,806 8.5 59,007 4,263 7.2 57,778 3,462 6.0
202032 85 290,934 20,641 7.1 3,331 388 11.6 15,186 1,878 12.4 155,238 11,415 7.4 61,240 3,801 6.2 55,672 3,129 5.6
202033 83 274,519 18,125 6.6 3,103 298 9.6 14,405 1,671 11.6 148,011 10,037 6.8 57,645 3,450 6.0 51,155 2,637 5.2
202034 83 249,770 15,185 6.1 2,648 243 9.2 12,444 1,305 10.5 137,524 8,461 6.2 52,893 2,763 5.2 44,040 2,394 5.4
Total 4,890,334 395,267 8.1 53,534 4,666 8.7 202,490 22,678 11.2 2,406,735 195,099 8.1 1,052,491 77,894 7.4 1,162,071 93,580 8.1