We are in Safe Start Phase 2. Read our press release.

Questions about COVID-19? Visit our COVID-19 pages.

We suspended most in-person services. Read our blog post.

Information for Professionals

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We suspended in-person services. Check status and apply online at Questions? Call (253) 798-6470.

Are you a septic pro who works in Pierce County?

The risk of transmission of COVID-19 through sewage systems is low. Read guidance from DOH on COVID-19 and Onsite sewage systems to protect yourself. 

Access helpful policies, regulations, guidelines and resources. Learn how to become a Certified Professional in Pierce County.

Certification info, application and reporting requirements

Certified professional instructions:

Designer and Professional Engineer:

 Operation and Maintenance (O&M):


Report OSS inspections and pumpings:

Policy, regulations and guidelines

Continuing education opportunities and presentations



    You can email us or call (253) 798-6056.

    To request a stub-out or final inspection, you may also call (253) 798-6479.

    To receive Pierce County Critical Area sign off email:

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