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. 25, 2020
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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.
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U.S. State and Local Public Health Laboratories Reporting to CDC
March 1, 2020 – September 19, 2020
Data as of September 24, 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 2,153 331 15.4
202011 86 35,674 3,484 9.8 976 20 2.0 1,966 83 4.2 15,549 1,371 8.8 8,378 986 11.8 7,902 944 11.9
202012 87 69,715 6,825 9.8 1,574 36 2.3 2,328 87 3.7 31,824 2,654 8.3 16,126 1,817 11.3 16,310 2,091 12.8
202013 89 66,523 10,757 16.2 1,267 48 3.8 1,434 80 5.6 29,898 3,812 12.8 15,579 2,917 18.7 17,636 3,771 21.4
202014 89 79,548 14,104 17.7 1,128 64 5.7 1,459 170 11.7 34,900 4,566 13.1 18,866 3,642 19.3 22,653 5,567 24.6
202015 88 83,213 15,090 18.1 915 43 4.7 1,639 169 10.3 35,082 4,418 12.6 20,006 3,640 18.2 25,133 6,736 26.8
202016 87 84,677 15,296 18.1 805 65 8.1 1,482 148 10.0 36,426 5,277 14.5 19,292 3,350 17.4 26,277 6,383 24.3
202017 86 130,727 21,360 16.3 914 55 6.0 2,545 334 13.1 59,365 8,617 14.5 29,360 4,722 16.1 37,786 7,488 19.8
202018 87 151,193 19,406 12.8 1,194 108 9.0 3,953 478 12.1 66,326 8,054 12.1 34,592 4,122 11.9 44,495 6,574 14.8
202019 87 165,675 17,665 10.7 1,732 104 6.0 4,412 526 11.9 73,028 7,731 10.6 38,644 3,598 9.3 47,231 5,622 11.9
202020 89 183,693 15,391 8.4 1,415 108 7.6 5,156 516 10.0 79,249 6,993 8.8 41,975 2,999 7.1 55,390 4,711 8.5
202021 88 218,818 14,474 6.6 1,828 125 6.8 6,247 635 10.2 97,118 6,754 7.0 48,624 2,777 5.7 64,349 4,127 6.4
202022 88 228,060 12,591 5.5 1,639 146 8.9 6,307 637 10.1 101,721 5,910 5.8 50,810 2,395 4.7 67,119 3,494 5.2
202023 88 249,789 11,867 4.8 1,953 163 8.3 7,129 691 9.7 115,693 6,091 5.3 55,274 2,136 3.9 69,153 2,770 4.0
202024 89 255,469 12,696 5.0 2,230 215 9.6 8,502 904 10.6 121,122 6,773 5.6 54,484 2,225 4.1 68,544 2,561 3.7
202025 88 255,229 13,762 5.4 2,352 214 9.1 9,866 1,036 10.5 121,711 7,648 6.3 53,949 2,367 4.4 66,742 2,471 3.7
202026 89 271,957 17,308 6.4 2,879 274 9.5 12,033 1,346 11.2 136,655 10,101 7.4 57,335 2,798 4.9 62,526 2,756 4.4
202027 90 279,143 17,205 6.2 3,153 299 9.5 12,948 1,302 10.1 143,327 10,157 7.1 57,139 2,991 5.2 62,157 2,433 3.9
202028 90 346,644 26,455 7.6 4,429 399 9.0 17,643 1,932 11.0 180,285 15,358 8.5 71,472 4,733 6.6 72,438 4,003 5.5
202029 90 365,037 28,668 7.9 4,849 454 9.4 21,400 2,487 11.6 192,924 16,757 8.7 74,963 5,103 6.8 70,561 3,844 5.4
202030 90 327,525 27,579 8.4 4,370 513 11.7 19,437 2,496 12.8 175,510 15,888 9.1 66,521 4,862 7.3 61,393 3,796 6.2
202031 90 309,150 24,466 7.9 3,737 410 11.0 17,104 2,298 13.4 164,035 13,669 8.3 63,426 4,466 7.0 60,559 3,598 5.9
202032 89 303,200 21,438 7.1 3,533 407 11.5 15,975 1,967 12.3 162,364 11,900 7.3 63,541 3,945 6.2 57,503 3,189 5.5
202033 88 292,619 19,170 6.6 3,350 326 9.7 15,592 1,799 11.5 159,047 10,643 6.7 61,076 3,626 5.9 53,331 2,743 5.1
202034 90 279,963 16,935 6.0 3,029 285 9.4 14,243 1,488 10.4 155,290 9,445 6.1 59,080 3,076 5.2 48,074 2,625 5.5
202035 88 261,355 16,089 6.2 3,002 270 9.0 15,232 1,490 9.8 142,180 9,360 6.6 54,155 2,773 5.1 46,580 2,184 4.7
202036 88 287,573 15,520 5.4 3,137 265 8.4 17,252 1,386 8.0 157,616 9,146 5.8 59,380 2,553 4.3 49,983 2,160 4.3
202037 88 275,323 12,695 4.6 2,756 187 6.8 16,142 1,227 7.6 146,986 7,104 4.8 58,440 2,220 3.8 50,778 1,947 3.8
202038 87 294,153 15,074 5.1 3,152 241 7.6 18,305 1,482 8.1 156,215 8,688 5.6 62,890 2,613 4.2 53,315 2,039 3.8
Total 6,159,942 464,343 7.5 67,526 5,854 8.7 278,317 29,236 10.5 3,094,625 235,203 7.6 1,317,350 89,699 6.8 1,388,071 102,958 7.4

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