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 July 24, 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 – July 18, 2020
Data as of July 23, 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 8,204 987 12.0 228 10 4.4 584 42 7.2 3,155 322 10.2 1,946 251 12.9 2,113 337 15.9
202011 85 35,371 3,563 10.1 966 27 2.8 1,956 86 4.4 15,403 1,385 9.0 8,307 1,020 12.3 7,835 963 12.3
202012 87 69,313 6,897 10.0 1,558 35 2.2 2,314 93 4.0 31,642 2,676 8.5 16,029 1,842 11.5 16,211 2,108 13.0
202013 89 66,193 10,829 16.4 1,255 52 4.1 1,427 82 5.7 29,753 3,845 12.9 15,492 2,934 18.9 17,558 3,787 21.6
202014 89 78,690 13,997 17.8 1,123 66 5.9 1,452 172 11.8 34,486 4,490 13.0 18,665 3,610 19.3 22,422 5,564 24.8
202015 88 82,941 15,156 18.3 911 44 4.8 1,630 168 10.3 34,976 4,428 12.7 19,942 3,655 18.3 25,047 6,776 27.1
202016 86 83,932 15,250 18.2 789 63 8.0 1,476 146 9.9 36,198 5,271 14.6 19,109 3,333 17.4 25,966 6,364 24.5
202017 85 129,824 21,367 16.5 903 55 6.1 2,531 337 13.3 59,043 8,637 14.6 29,169 4,726 16.2 37,418 7,468 20.0
202018 86 150,153 19,426 12.9 1,187 108 9.1 3,924 476 12.1 65,900 8,062 12.2 34,408 4,153 12.1 44,102 6,556 14.9
202019 86 163,365 17,666 10.8 1,719 101 5.9 4,365 523 12.0 72,076 7,719 10.7 38,007 3,590 9.4 46,565 5,647 12.1
202020 87 180,464 15,277 8.5 1,391 104 7.5 5,067 508 10.0 77,926 6,920 8.9 41,148 2,980 7.2 54,421 4,701 8.6
202021 86 214,091 14,669 6.9 1,802 126 7.0 6,166 634 10.3 95,221 6,775 7.1 47,456 2,798 5.9 62,795 4,279 6.8
202022 86 223,510 12,660 5.7 1,619 146 9.0 6,225 644 10.3 99,769 5,965 6.0 49,922 2,436 4.9 65,511 3,460 5.3
202023 86 241,186 12,088 5.0 1,902 152 8.0 7,000 695 9.9 112,161 6,207 5.5 53,445 2,204 4.1 66,096 2,813 4.3
202024 87 248,207 12,847 5.2 2,162 212 9.8 8,299 896 10.8 117,992 6,808 5.8 52,949 2,273 4.3 66,223 2,636 4.0
202025 86 248,292 13,686 5.5 2,307 213 9.2 9,654 1,040 10.8 118,450 7,567 6.4 52,207 2,363 4.5 65,075 2,476 3.8
202026 87 265,751 17,405 6.5 2,818 275 9.8 11,783 1,358 11.5 133,639 10,126 7.6 55,894 2,836 5.1 61,089 2,776 4.5
202027 85 269,253 16,416 6.1 3,063 297 9.7 12,558 1,222 9.7 138,372 9,626 7.0 54,747 2,848 5.2 60,098 2,399 4.0
202028 84 331,170 24,764 7.5 4,194 376 9.0 16,733 1,798 10.7 172,196 14,247 8.3 68,089 4,434 6.5 69,590 3,878 5.6
202029 84 246,839 19,771 8.0 3,056 292 9.6 14,131 1,718 12.2 127,865 11,286 8.8 52,349 3,624 6.9 49,163 2,833 5.8
Total 3,336,749 284,721 8.5 34,953 2,754 7.9 119,275 12,638 10.6 1,576,223 132,362 8.4 729,280 57,910 7.9 865,298 77,821 9.0