Provides services that are vital in protecting the health and safety of the entire community by assisting in the following areas: communicable disease prevention, investigation & control immunizations, parent-child health, sexual health education, prevention, and communications & information sharing. Certain conditions, called notifiable conditions, must be reported to the Health District by health care providers, laboratories, and other health related organizations in accordance with the Revised Code of Washington.

Provides confidential services for at-risk people of all genders.  Services include diagnosis, treatment, prevention, education, PrEP and partner referrals. HIV/AIDS program includes anonymous and confidential testing and counseling.

Investigates notifiable conditions and responds to communicable disease outbreaks occurring in the community. Educates the population at the local level (WAC 246-101). Notifiable conditions list available at https://doh.wa.gov/sites/default/files/2023-06/210-001-Poster-HCP.pdf Provides the following services: - Immunization education and referrals for all ages. - STD investigation, education, and referral: Gonorrhea, Chlamydia, Syphilis, HIV.

Communicable disease nurses provide help finding communicable disease testing (Including HIV, STDs, and TB), treatments, and assistance notifying individuals who have been exposed to HIV, STDs and TB about their risk and the need to get tested.