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 Sept. 11, 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 – September 5, 2020
Data as of September 10, 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 8,298 973 11.7 228 10 4.4 586 42 7.2 3,180 318 10 1,973 247 12.5 2,152 330 15.3
202011 86 35,674 3,484 9.8 976 20 2 1,966 83 4.2 15,548 1,371 8.8 8,377 986 11.8 7,902 944 11.9
202012 87 69,707 6,824 9.8 1,574 35 2.2 2,328 87 3.7 31,822 2,654 8.3 16,116 1,817 11.3 16,310 2,091 12.8
202013 89 66,525 10,757 16.2 1,266 47 3.7 1,433 80 5.6 29,897 3,812 12.8 15,580 2,917 18.7 17,640 3,772 21.4
202014 89 79,548 14,105 17.7 1,129 64 5.7 1,459 170 11.7 34,900 4,566 13.1 18,867 3,642 19.3 22,651 5,568 24.6
202015 88 83,212 15,090 18.1 914 43 4.7 1,639 169 10.3 35,081 4,418 12.6 20,004 3,638 18.2 25,136 6,737 26.8
202016 87 84,670 15,291 18.1 800 65 8.1 1,484 149 10 36,422 5,277 14.5 19,295 3,350 17.4 26,273 6,377 24.3
202017 86 130,702 21,338 16.3 915 56 6.1 2,545 334 13.1 59,365 8,619 14.5 29,354 4,718 16.1 37,764 7,467 19.8
202018 87 151,181 19,387 12.8 1,194 108 9 3,953 478 12.1 66,329 8,053 12.1 34,590 4,119 11.9 44,483 6,559 14.7
202019 87 165,662 17,652 10.7 1,733 104 6 4,411 525 11.9 73,022 7,726 10.6 38,643 3,595 9.3 47,225 5,618 11.9
202020 89 183,689 15,407 8.4 1,416 108 7.6 5,154 516 10 79,234 6,993 8.8 41,977 3,003 7.2 55,398 4,722 8.5
202021 88 218,703 14,491 6.6 1,830 126 6.9 6,247 635 10.2 97,109 6,757 7 48,603 2,777 5.7 64,260 4,139 6.4
202022 88 227,539 12,593 5.5 1,637 146 8.9 6,296 637 10.1 101,353 5,908 5.8 50,709 2,398 4.7 67,081 3,495 5.2
202023 88 248,468 11,864 4.8 1,944 161 8.3 7,050 689 9.8 115,020 6,087 5.3 55,054 2,138 3.9 68,813 2,773 4
202024 89 253,981 12,600 5 2,190 210 9.6 8,395 889 10.6 120,346 6,713 5.6 54,203 2,216 4.1 68,264 2,554 3.7
202025 88 253,563 13,762 5.4 2,342 214 9.1 9,809 1,036 10.6 120,936 7,646 6.3 53,536 2,368 4.4 66,331 2,472 3.7
202026 89 271,262 17,309 6.4 2,867 274 9.6 11,959 1,347 11.3 136,212 10,101 7.4 57,212 2,797 4.9 62,483 2,757 4.4
202027 90 278,801 17,205 6.2 3,147 299 9.5 12,907 1,302 10.1 143,119 10,157 7.1 57,081 2,991 5.2 62,127 2,434 3.9
202028 90 346,001 26,448 7.6 4,422 400 9 17,542 1,931 11 179,918 15,351 8.5 71,357 4,731 6.6 72,388 4,005 5.5
202029 90 364,185 28,648 7.9 4,826 453 9.4 21,319 2,485 11.7 192,460 16,744 8.7 74,781 5,101 6.8 70,456 3,842 5.5
202030 90 325,525 27,559 8.5 4,355 513 11.8 19,350 2,495 12.9 174,528 15,875 9.1 66,210 4,857 7.3 60,792 3,795 6.2
202031 90 307,320 24,454 8 3,730 411 11 17,020 2,297 13.5 163,127 13,663 8.4 63,096 4,462 7.1 60,060 3,596 6
202032 89 301,177 21,431 7.1 3,522 406 11.5 15,923 1,966 12.3 161,572 11,894 7.4 63,254 3,946 6.2 56,622 3,189 5.6
202033 88 290,805 19,168 6.6 3,334 325 9.7 15,519 1,798 11.6 158,145 10,645 6.7 60,744 3,627 6 52,841 2,740 5.2
202034 90 278,798 16,893 6.1 3,019 284 9.4 14,189 1,484 10.5 154,708 9,422 6.1 58,860 3,066 5.2 47,774 2,620 5.5
202035 88 259,589 16,036 6.2 2,987 270 9 15,136 1,492 9.9 141,380 9,328 6.6 53,797 2,759 5.1 46,086 2,175 4.7
202036 87 261,282 14,238 5.4 2,860 238 8.3 16,097 1,300 8.1 142,935 8,399 5.9 53,490 2,336 4.4 45,745 1,956 4.3
Total 5,545,867 435,007 7.8 61,157 5,390 8.8 241,716 26,416 10.9 2,767,668 218,497 7.9 1,186,763 84,602 7.1 1,275,057 98,727 7.7