Click the sections below to learn more about our programs and services that support your community where the natural and built environment meet human health.
When people get a disease from an animal, insect, or other pest, that is called a zoonotic disease or a vector-borne disease. Check out local recommendations and resources to prevent exposure.
Our staff oversees Group B water systems and individual and shared wells. Here you will find applications, guiding and regulating documents, and more.
Find information about food permits and inspections, food worker cards, our quarterly food safety newsletter, and more.
We provide technical assistance to property owners and contractors, including information on siting, design, installation, operation, and maintenance of on-site sewage systems. You can also become certified to inspect your own septic system through one of our classes.
Always check the Shellfish Safety Map or call WA State’s 24-hour hotline at 1-800-562-5632 before harvesting shellfish! Find information about recreational and commercial shellfish harvesting.
We are the lead agency for water resource planning in San Juan County. Learn more here!
Last updated April 28, 2025.