Contact Us

Public Health
Seattle & King County
401 5th Ave., Suite 1300
Seattle, WA 98104

Phone: 206-296-4600
TTY Relay: 711

Toll-free: 800-325-6165

Click here to email us

Public Records Requests

Instructions to submit a Public Records Request

Septic education and care

Learn how a septic system works, what happens when it fails and tips on how to properly maintain your system.

Protect your investment -- Use Septic $ense

What to do if you have a septic system failure

How a septic system works

Types of septic systems

Inspecting your septic system

Do's and Don'ts
What to expect when the septic tank needs pumping
Landscaping tips with a septic system
What to do during a power outage
Be water-wise
Common questions (video-enhanced)