City Code Section
- Where authorized by the City Administrator, dry wells or other underground injection controls may be used in compliance with the provisions outlined in this Title and in accordance with the specifications set forth in corresponding code guides developed by Portland Permitting & Development. In cases where deemed necessary by the City Administrator, soil percolation tests may be required to assess the suitability of the site. The installation of pre-manufactured dry wells or other underground injection controls composed of concrete, High-Density Polyethylene (HDPE), or similar materials must adhere strictly to the manufacturer's instructions. Stormwater infiltration systems may be utilized if installed in strict accordance with the manufacturer's specified installation instructions. Alternative stormwater facility options when designed and stamped by a registered design professional may be considered and approved by the City Administrator. The City Administrator will conduct a thorough examination of, or cause to be examined, the plans and specifications submitted, ensuring compliance with the provisions set forth in this Title and all applicable laws and regulations of the City.
- Installation of dry wells and other underground injection controls must meet the requirements of Oregon DEQ.