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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
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Public Records Requests
Instructions to submit a Public Records Request
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