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. 14, 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 8, 2020
Data as of August 13, 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 79 8,295 973 11.7 228 10 4.4 586 42 7.2 3,179 318 10.0 1,972 247 12.5 2,151 330 15.3
202011 85 35,460 3,482 9.8 970 20 2.1 1,958 83 4.2 15,462 1,370 8.9 8,321 986 11.8 7,847 943 12.0
202012 87 69,383 6,810 9.8 1,559 35 2.2 2,315 86 3.7 31,683 2,649 8.4 16,042 1,812 11.3 16,232 2,088 12.9
202013 89 66,197 10,698 16.2 1,254 46 3.7 1,426 79 5.5 29,755 3,788 12.7 15,492 2,900 18.7 17,561 3,756 21.4
202014 89 78,854 13,937 17.7 1,123 64 5.7 1,452 170 11.7 34,552 4,475 13.0 18,708 3,597 19.2 22,476 5,536 24.6
202015 88 82,947 15,055 18.2 911 43 4.7 1,631 168 10.3 34,978 4,405 12.6 19,942 3,630 18.2 25,048 6,724 26.8
202016 86 84,307 15,226 18.1 789 61 7.7 1,478 148 10.0 36,283 5,259 14.5 19,210 3,330 17.3 26,153 6,355 24.3
202017 85 130,335 21,302 16.3 903 54 6.0 2,532 334 13.2 59,222 8,599 14.5 29,272 4,704 16.1 37,648 7,468 19.8
202018 86 150,830 19,331 12.8 1,189 108 9.1 3,945 474 12.0 66,143 8,022 12.1 34,525 4,115 11.9 44,397 6,543 14.7
202019 86 165,212 17,605 10.7 1,725 101 5.9 4,396 522 11.9 72,759 7,703 10.6 38,551 3,582 9.3 47,154 5,613 11.9
202020 87 182,784 15,234 8.3 1,395 104 7.5 5,125 506 9.9 78,762 6,900 8.8 41,763 2,967 7.1 55,228 4,692 8.5
202021 86 215,622 14,393 6.7 1,810 126 7.0 6,203 631 10.2 95,834 6,703 7.0 47,901 2,757 5.8 63,223 4,120 6.5
202022 86 224,494 12,510 5.6 1,630 145 8.9 6,267 632 10.1 100,203 5,873 5.9 50,162 2,382 4.7 65,769 3,469 5.3
202023 86 243,303 11,790 4.8 1,922 153 8.0 7,029 685 9.7 113,184 6,051 5.3 54,039 2,125 3.9 66,545 2,760 4.1
202024 87 249,778 12,501 5.0 2,175 209 9.6 8,343 886 10.6 118,797 6,661 5.6 53,434 2,195 4.1 66,446 2,532 3.8
202025 86 250,207 13,488 5.4 2,321 212 9.1 9,724 1,023 10.5 119,435 7,474 6.3 52,829 2,322 4.4 65,285 2,430 3.7
202026 87 269,296 17,085 6.3 2,848 273 9.6 11,867 1,340 11.3 135,252 9,967 7.4 56,843 2,743 4.8 61,957 2,729 4.4
202027 87 274,912 16,363 6.0 3,116 294 9.4 12,704 1,223 9.6 140,978 9,601 6.8 56,264 2,836 5.0 61,430 2,386 3.9
202028 87 338,830 25,219 7.4 4,368 386 8.8 17,136 1,823 10.6 176,083 14,577 8.3 69,823 4,492 6.4 71,041 3,911 5.5
202029 88 342,863 25,892 7.6 4,539 397 8.7 19,714 2,172 11.0 180,496 15,039 8.3 70,509 4,639 6.6 67,277 3,624 5.4
202030 87 293,048 24,277 8.3 3,922 457 11.7 16,792 2,158 12.9 155,123 13,731 8.9 59,861 4,341 7.3 57,100 3,569 6.3
202031 86 273,455 21,554 7.9 3,327 353 10.6 15,113 1,995 13.2 142,154 11,898 8.4 56,883 3,999 7.0 55,735 3,284 5.9
202032 83 256,042 18,010 7.0 2,979 329 11.0 13,549 1,646 12.1 135,035 9,880 7.3 54,627 3,390 6.2 49,641 2,740 5.5
Total 4,286,454 352,735 8.2 47,003 3,980 8.5 171,285 18,826 11.0 2,075,352 170,943 8.2 926,973 70,091 7.6 1,053,344 87,602 8.3