Data, reports, and dashboards
The HIV/STI/HCV Program conducts state-wide mandated case reporting and public health research regarding the epidemiology, natural history, transmission and control of HIV, STIs, Hepatitis C virus (HCV), Mpox, and other health conditions.
Short URL: kingcounty.gov/hiv/epi
Epidemiology and surveillance
Access King County's additional HIV, STI, and Hepatitis C data, trends, and resources for insights into community health and prevention efforts.
Syringe Services Program Surveys
- 2025 Syringe Services Program Survey (1.5 MB)
The Public Health – Seattle & King County syringe services program (SSP) conducted a survey of 501 clients in September 2025. The survey findings highlighted current trends in drug use, health outcomes, and utilization of prevention strategies among people who use drugs and receive harm reduction services. - 2023 Syringe Services Program Survey (900 KB)
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