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

Information for real estate professionals

An estimated 7,800 properties served by septic systems are sold each year. The real estate industry plays a large role when these properties are sold or transferred. The real estate, escrow and title companies assist the seller and buyer in fulfilling their responsibilities and help provide an efficient and timely transaction.

Note: Septic system are also referred to as "on-site sewage system" in official documents, forms and applications.

The seller's responsibilities
The buyer's responsibilities
Getting a "Health Letter" or "Operational Check"
Free "Real Estate Agent, On-site Sewage (Septic) System Operation & Maintenance Program" brochures
Common questions about septic systems (video-enhanced)