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Septic and Onsite Wastewater Program

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To protect the health of our public and our employees during the current COVID-19 pandemic, Clackamas County has closed this office to the public, effective until at least April 20.

Online services beginning April 6, 2020

We regulate the installation, repair, and maintenance of septic systems on homes and businesses not served by community sewer systems.

Septic and onsite wastewater treatment systems must be designed, installed, and maintained to protect:

  • the groundwater aquifer and surface waters from pathogen and nitrogen contamination
  • public health by properly treating and disposing of disease-causing human waste


Development Services Building 150 Beavercreek Road 2nd floor Oregon City, OR 97…

Office Hours:

⚠ Due to COVID-19, our offices are closed to the public. At this time the closure is expected to continue through April 20. Our employees are available and working to meet your needs remotely.