Disease and illness

What to do when the power goes out in Spanish

How hantavirus spreads and what to do if exposed.

How hantavirus spreads and what to do if exposed.

Where to get vaccinated, vaccine safety, and info for parents. 

Where to get vaccinated, vaccine safety, and info for parents. 

Learn about rabies and how to prevent it.

Animal bites are a public health concern because of the potential for transmission of rabies, a viral infection of the nervous system and brain of humans and other mammals that is almost always fatal. Infection can be prevented by administering rabies immune globulin and a series of rabies vaccine doses.

Backyard poultry have become increasingly popular in recent years as interest in locally produced food, including eggs, has grown. Many local municipalities allow a limited number of domestic fowl on residential properties. Before getting a backyard flock, it is important to understand issues related to legal aspects, husbandry and health, and diseases that can be spread by poultry to people.

A flyer addressing common misconceptions of the BCG vaccine and outlining what is needed for follow-up care if a TB blood test is positive.

Information on biosolids and recycling in King County.

How to treat and prevent hypothermia in Vietnamese

Learn about Campylobacter bacteria, one of the most common causes of diarrheal illness.

Learn about Campylobacter bacteria, one of the most common causes of diarrheal illness.

The Health Alert Network (HAN) is the CDC’s primary method of sharing cleared information about urgent public health incidents. Public Health – Seattle & King County shares select HAN alerts to raise awareness and provide guidance on how to report suspected or confirmed cases.

The Health Alert Network (HAN) is the CDC’s primary method of sharing cleared information about urgent public health incidents. Public Health – Seattle & King County shares select HAN alerts to raise awareness and provide guidance on how to report suspected or confirmed cases.

The Health Alert Network (HAN) is the CDC’s primary method of sharing cleared information about urgent public health incidents. Public Health – Seattle & King County shares select HAN alerts to raise awareness and provide guidance on how to report suspected or confirmed cases.

Educational resources to download and share with your community about TB.

How to treat and prevent hypothermia in Spanish

Condoms and other barriers, when used regularly and correctly, greatly reduce the risk of getting HIV and other sexually transmitted infections (STIs).

Consumers get involved in many ways. Some fill out surveys and comment cards so they can stay anonymous. Others join agency advisory boards or the HIV/AIDS Planning Council where they attend regular meetings and make decisions about what types of services available in the community.

Local metrics and trends to understand the impact of COVID-19 in our community.

Living through the COVID-19 pandemic means dealing with a new and sometimes confusing vocabulary. Here is a guide to some of the most common words and phrases you might come across.

Please use and share these materials to help spread the word about COVID‑19 vaccination and encourage people in your community to get vaccinated.

Please use and share these materials to help spread the word about COVID‑19 vaccination and encourage people in your community to get vaccinated.

Guidance documents and downloadable materials to help protect against COVID-19. 

Guidance and resources on where, how, and when to get tested for COVID-19 in King County.

Information about current vaccine options, in-home vaccination, recommendations for immunocompromised people, and the cost of vaccine.

Information about current vaccine options, in-home vaccination, recommendations for immunocompromised people, and the cost of vaccine.

Updated monthly, this page shows the latest case counts, and numbers of vaccines administered, in the ongoing outbreak for King County, WA.

Explore local data and reports about TB in King County.

Disinfecting private wells in Spanish

Find hidden water supplies in an emergency in Somali

Learn how the different types of flu can affect you, and what you can do about them.

In Washington state, health care professionals, health care facilities, laboratories, veterinarians, food service establishments, child day care facilities, and schools are legally required to notify public health authorities at their local health jurisdiction of suspected or confirmed cases of selected diseases or conditions. These are referred to as notifiable conditions.

An A to Z listing of diseases and conditions.

Find hidden water supplies in an emergency in Spanish

Carbon monoxide facts in Spanish

Expedited partner therapy (EPT) refers to treating the sex partners of persons with a curable sexually transmitted infection (STI) without requiring that the partner first undergo a medical evaluation. In most instances, this involves giving a patient medication to give to their sex partners, or patient delivered partner therapy (PDPT).

Assuring that the sex and needle sharing partners of persons with HIV/STI receive the medical care they need is a shared responsibility between medical providers and Public Health. Medical providers should always advise their patients to notify their potentially exposed partners and should attempt to promote partner notification and treatment, even among patients who will receive Public Health partner services.

The emergence of new flavored tobacco products on the market poses a significant threat to the public's health especially Washington state youth.

Find information on the flu and resources for health care providers, long term care facilities, and homeless service providers.

Short URL: kingcounty.gov/outbreak

This site links you to the information necessary to respond to transmission of respiratory viruses in residential care settings. Residential care settings include assisted living facilities, adult family homes, supported living facilities and enhanced services facilities.

Find information and resources for hantavirus.

Find information and resources for hantavirus.

Healthcare providers can use the following resources to prepare for and response to cases of COVID-19 in their facility and protect the health of clients, patients, and staff.

An overview of hepatitis and links to more information and resources.

Hepatitis A virus infects the liver and can cause illnesses that range from a mild infection that has no symptoms to a more severe illness that can last for months. In rare occasions, it can cause liver failure and death.

Hepatitis B virus (HBV) infects the liver. HBV is spread through infected blood and body fluids.

Information and resources about how to prevent the spread of hepatitis B to infants and family members. 

Hepatitis C virus (HCV) infects the liver and is transmitted primarily by direct exposure to the blood of an infected person. 

Committed to making the most of recent advances in medicine that can improve the lives of thousands suffering from chronic hepatitis infection.

For Men who Have Sex with Men (MSM) and Transgender and Non-Binary (TG/NB) Persons Who Have Sex with Men

Information and resources to prevent and treat HIV/STIs.

Learn about HIV science, testing, prevention, and treatment. Note: Videos shown do not imply endorsement by Public Health.

The HIV/STI/HCV Program offers services and resources to decrease new infections and help those living with HIV, STIs, and HCV lead healthier lives. HIV Human Immunodeficiency Virus STI Sexually Transmitted Infection HCV Hepatitis C Virus

The purpose of this site is to provide you with the information necessary to respond to COVID-19 transmission at your facility.

The purpose of this site is to provide you with the information necessary to respond to COVID-19 transmission at your facility.

Some diseases can be passed from horses to people, especially through contact with horse manure when people clean stalls, groom horses, or pick up their feet. It is important to thoroughly wash hands after contact with horses or manure. Horses are susceptible to West Nile Virus infection, but do not spread it to people. ➔ See infection control plan for horse facilities (281 KB).

Most people with COVID-19 have milder illness and are able to recover at home without medical care. Follow these steps if you or someone in your household has symptoms of COVID-19. 

Raccoons establish community latrines—sites where they repeatedly deposit fresh feces (droppings or scat) on top of old feces in a particular area in their environment. Raccoon latrines consist of piles of raccoon feces of different ages. Fresh raccoon feces are tubular in shape, with blunt ends, and about the same diameter as a nickel or dime. Generally, fresh raccoon feces are dark in color, but it depends on what the animal was eating. Seeds or nut shells may be seen in the feces. As feces age, they weather and decompose. Old feces may look like dried leaves or debris.

Short URL: kingcounty.gov/oysters

Information on this page explains ways to improve indoor air in our homes, businesses, schools, and other places where people gather indoors.

These resources include important information about the COVID-19 vaccine, how to sign up to view your vaccine record online, and other important information about privacy and billing. 

You can greatly decrease the risk of disease entering your flock and persisting in soil, droppings and debris by following 6 basic backyard biosecurity tips recommended by the U.S. Department of Agriculture (USDA)

Disinfecting private wells in Vietnamese

The Traffic Safety Coalition, also known as the King County Target Zero Task Force, works collaboratively with traffic safety and community partners to create equitable traffic safety programs and plans to reduce collisions, injuries, and fatalities in King County. 

Cleaning indoor sewage spills in Vietnamese

Cleaning a basement after a flood in Vietnamese

Cleaning indoor sewage spills in Spanish

Cleaning a basement after a flood in Spanish

Measles is very contagious. It can spread easily in children and adults who have not had a measles vaccination or previously had measles. One case of measles in a childcare facility or school setting can be serious and disruptive. It is important for childcare facilities and schools to prepare for measles and know how to respond to measles.

Click on a thumbnail to open larger images to use in social media. Right-click over the images to download. Files are in .PNG format:

Short URL: kingcounty.gov/mpox

Learn about  multidrug-resistant organisms (MDROs).

Cleaning a basement after a flood in Somali

Disinfecting private wells in Somali

Cleaning indoor sewage spills in Somali

Carbon monoxide facts in Vietnamese

Learn about norovirus and how it spreads. Find resources and materials on norovirus. 

Information and resources to prevent HIV with PEP.

In the City of Seattle, it is legal to keep one miniature potbellied pigs per household provided that it weighs 150 pounds or less and is spayed or neutered. It is important to thoroughly wash hands after contact with pigs or their fecal material to avoid infection with diseases that can be spread via fecal-oral contact.

Information and resources to prevent HIV with PrEP.

Tips for handling ready-to-eat produce to prevent E. coli infection.

Boil water order in Spanish

Raccoons have adapted to urban life and are commonly seen or encountered in parks, neighborhoods or yards. Raccoons may carry diseases that can be spread to people (zoonoses) and pets, including raccoon roundworm (Baylisascaris), leptospirosis, and rabies. They can also cause serious scratch and bite injuries to people and pets.

COVID‑19 is not going away, so it’s important not to let our guard down. Explore resources to help reduce your risk of catching and spreading COVID‑19. Together, we can keep our community safe and healthy.

Let us know if you witness retailers selling tobacco or vapor products to underage children.

Let us know if you see someone smoking or using an electronic cigarette/vaping device in a public place or place of employment.

Let us know if you see someone smoking or using an electronic cigarette/vaping device in a public place or place of employment.

Chronic hepatitis C virus (HCV) infection is reportable by health care providers and institutions (not laboratories) in order to define the prevalence of disease locally, and to provide data necessary to obtain and allocate resources for HCV prevention activities. Public Health will classify cases as confirmed, probable or possible based on the following criteria.

Information for civil surgeons.

Healthcare providers are required to report suspected cases of active TB disease to Public Health – Seattle & King County TB Control Program within 24 hours. To request a consultation, call our intake line: 206-744-4579, option 2, OR complete our HIPAA compliant online form.

Reports on COVID-19 data trends and topics published by Public Health staff.

Reptiles (turtles, snakes, anoles, iguanas, geckos, and chameleons) and amphibians (frogs, salamanders, newts, toads) frequently carry Salmonella bacteria in their intestines. Even though the reptile usually doesn't appear ill, the infection can spread to people. Illness is most severe in young children and people with weakened immune systems. Reptiles and Salmonella, CDC Reptile rules, PDF, WA State Dept. of Health Salmonellosis

The TB Control Program has been awarded a 10-year grant by CDC to join the TB Trials Consortium (TBTC) from 2021 - 2030. TBTC is a unique collaboration of researchers from CDC, domestic and international public health departments and academic medical centers, and selected Veterans Administration medical centers. TBTC conducts clinical studies of new or existing drugs and regimens used in the prevention and treatment of TB.

Essential information and resources for healthcare providers to prevent, diagnose, and manage HIV, STIs, and HCV.

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Resources and information on respiratory illnesses such as the flu, RSV, and COVID.

This page shows respiratory virus data for King County, WA. For additional data on COVID‑19, visit COVID‑19 data.

This page shows respiratory virus data for King County, WA. For additional data on COVID‑19, visit COVID‑19 data.

This page shows respiratory virus data for King County, WA. For additional data on COVID‑19, visit COVID‑19 data.

There are disease concerns with both wild (rats, mice) and pet (rats, mice, hamsters, gerbils, guinea pigs) rodents and rabbits. They can carry many diseases including hantavirus, leptospirosis, lymphocytic choriomeningitis (LCMV), Tularemia and Salmonella. Wild rodents also may cause considerable property damage by chewing through wiring in homes, car engines, and other places. Diseases from rodents, CDC Rat prevention Bird Feeders and Rats: What You Need to Know (372 KB) Bird feeders can attract unwanted rats and sick birds at crowded feeders can spread disease among other birds. Learn how to maintain your feeder to prevent these issues.

Find Salmonella infection resources, how to reduce your risk, and what to do when sick.

Information and resources on COVID-19 for schools and childcare programs.

Information and resources on COVID-19 for schools and childcare programs.

The Seattle Transitional Grant Area Planning Council prioritizes and allocates Ryan White Part A funding for services in King, Island and Snohomish counties.

Public Health — Seattle & King County is closely monitoring the ongoing investigation of the severe lung disease associated with using vaping devices and e-cigarette products.

General information about Shiga toxin-producing E. coli (STEC) including symptoms and how to avoid spread.

Find shigellosis resources, how to reduce your risk, and what to do when sick.

Resources on this page can support you if you have COVID‑19 or have been exposed to someone with COVID‑19.

How to treat and prevent hypothermia in Somali

The purpose of this site is to provide you with the information necessary to respond to COVID-19 transmission at your facility. This guidance applies if one or more cases are identified at your facility, regardless of your outbreak status. See outbreak definitions below.

The purpose of this site is to provide you with the information necessary to respond to COVID-19 transmission at your facility. This guidance applies if one or more cases are identified at your facility, regardless of your outbreak status. See outbreak definitions below.

There is no safe level of exposure to secondhand smoke. Smoke-free housing protects your health, and is a sound investment for landlords and property managers.

The CDC revised recommended STI treatment guidelines in 2021. For complete treatment guidelines, please view Summary of CDC STI Treatment Guidelines, 2021. You may also consult with one of our providers of the day at 206-744-3590.

Carbon monoxide facts in Somali

A flyer sharing who is at higher risk of inactive TB and the differences between inactive and active TB.

Reports of tick-borne disease in Washington state are relatively few in comparison to some areas of the United States. Though tick-borne disease may not be common, the severity of these diseases generates public concern and questions.

Find hidden water supplies in an emergency in Vietnamese

It is the Tobacco Prevention Program's mission to promote healthy people and healthy communities through effective cessation efforts, and preventing tobacco use, nicotine addiction and exposure to secondhand smoke.

What to do when the power goes out in Vietnamese

Find information and resources to help keep you and your family safe on the road.

If you are told you have been in contact with someone who has active tuberculosis (TB) disease, you probably have a lot of questions. Below are some of the most common questions we get from people who find out they were around someone with active TB disease.

The Tuberculosis (TB) Program works to promote health and quality of life by preventing the spread of tuberculosis in King County. We collaborate with healthcare provides, community partners, and city and state agencies to ensure effective TB care and prevention and further our vision of a TB-free King County. Short URL: kingcounty.gov/TB

Frequently asked questions about tuberculosis testing in King County

What to do when the power goes out in Somali

Boil water order in Somali

A cartoon coloring sheet answering the question: What is TB?

Information on this page will help you understand if you need to isolate and what steps to take. 

Information on this page will help you understand if you need to isolate and what steps to take. 

Learn about signs and symptoms, how to protect yourself and your family, and resources about whooping cough.

Disinfecting private wells in Russian

Find hidden water supplies in an emergency in Russian

How to treat and prevent hypothermia in Russian

Carbon monoxide facts in Russian

Cleaning a basement after a flood in Russian.

Cleaning indoor sewage spills in Russian

What to do when the power goes out in Russian

Disinfecting private wells in Korean

Boil water order in Korean

Cleaning indoor sewage spills in Korean

Find hidden water supplies in an emergency in Korean

Carbon monoxide facts in Korean

How to treat and prevent hypothermia in Korean

What to do when the power goes out in Korean

Cleaning a basement after a flood in Korean

Carbon monoxide facts in Chinese, Traditional

Find hidden water supplies in an emergency in Chinese, Traditional

Cleaning a basement after a flood in Chinese, Traditional

What to do when the power goes out in Chinese, Simplified

How to treat and prevent hypothermia in Chinese, Traditional

Boil water order in Chinese, Traditional

Cleaning indoor sewage spills in Chinese, Traditional

Disinfecting private wells in Chinese, Traditional