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Monthly reportable cases of selected diseases in Seattle and King County

Monthly reportable cases of selected diseases in Seattle and King County

This page is no longer being actively updated. Please see the 2022 Annual Report for a summary of our communicable disease surveillance data.

NOTE: These numbers are preliminary and subject to revision.
Some diseases have been temporarily removed due to changes in data reporting.

Cases reported
in August

Cases reported
through August

2023 2022 2023 2022
Chlamydial infections 650 752 4865 5147
Gonorrhea 340 410 2895 2946
Hepatitis A 0 0 13 4
Hepatitis B (acute) 0 1 4 6
Hepatitis C  (acute) 0 2 3 19
Herpes, genital (primary) 1 1 20 3
HIV and AIDS (includes only AIDS cases not previously reported as HIV) 22 18 111 132
Legionellosis 3 0 24 9
Listeriosis 4 0 8 4
Measles 0 0 3 0
Animal bites 46 63 143 126
Mumps 0 0 0 0
Pertussis 1 0 7 0
Salmonellosis 32 24 159 149
Shiga toxin producing E. coli (STEC), including E. coli O157:H7 and non-O157) 8 17 71 70
Shigellosis 15 10 207 94
Syphilis, early 68 122 706 793
Syphilis, congenital 2 2 16 9
Syphilis, late 39 57 423 343
Tuberculosis 10 4 76 63
Vibriosis 7 8 19 11
Yersiniosis 1 0 9 5

Archive of monthly reportable disease cases

Contact us

We invite your feedback and participation by emailing us at communicable@kingcounty.gov or use our online comments form. You may also call us at 206-296-4774 or toll-free, 800-325-6165, ext. 6-4774.


Health alerts

The Communicable Disease Epidemiology & Immunization Section will continue to send out timely Health Alerts to those who subscribe to our Info-X Listserv. The listserv is a free service for King County health care providers. Send a request to be added to the list.


Link/share our site at www.kingcounty.gov/cd/monthly

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