Oregon Administrative Rules
Chapter 340 - DEPARTMENT OF ENVIRONMENTAL QUALITY
Division 71 - ONSITE WASTEWATER TREATMENT SYSTEMS
Section 340-071-0210 - Alteration of Existing Onsite Wastewater Treatment Systems
Current through Register Vol. 63, No. 3, March 1, 2024
(1) Permit required. A person may not alter or increase the design capacity of an existing onsite wastewater treatment system not under a WPCF permit without first obtaining an alteration permit under this rule or a construction-installation permit under OAR 340-071-0160, as applicable. The permit application procedure is described in OAR 340-071-0160.
(2) An agent may issue an alteration permit if the requirements of either subsections (a) or (b) of this section are met.
(3) An application for a construction-installation permit under OAR 340-071-0160 is required when the existing system design capacity is proposed to be exceeded by more than 300 gpd or more than 50 percent.
(4) Certificate of Satisfactory Completion required. Upon completing installation of that part of a system for which a permit was issued, the system installer must comply with the requirements for pre-cover inspections in OAR 340-071-0170. The agent must issue or deny the Certificate of Satisfactory Completion for the completed construction under OAR 340-071-0175. The projected daily sewage flow into the system may not be increased until the Certificate is issued.
[NOTE: All tables are found in OAR 340-071-0800.]
Tables referenced are available from the agency.
Statutory/Other Authority: ORS 454.625 & 468.020
Statutes/Other Implemented: ORS 454.615, 454.655, 454.665 & 454.675