OAR 340-122-0217: Cleanup Rules for Leaking Petroleum UST Systems: Requirements and Remediation Options

(1) For a release of petroleum from an UST system, the responsible person must complete the following requirements: (a) Perform initial response, abatement, and site characterization in accordance with OAR 340-122-0220 through 340-122-0230. (b) Remove free product to the maximum extent practicable in accordance with OAR 340-122-0235. (c) Where results of the initial site characterization indicate that the magnitude and extent of soil contamination have not been fully delineated, or that groundwater contamination may extend beyond the tank pit, complete additional site investigation in accordance with OAR 340-122-0240. (d) Based on site investigations, perform one of the following remediation approaches: (A) Remediation in accordance with OAR 340-122-0320 through 340-122-0360 for motor fuel and heating oil in soils; (B) Closure or remediation in accordance with OAR 340-122-0243 for low-impact sites; (C) Remediation pursuant to a corrective action plan developed in accordance with OAR 340-122-0244 and 340-122-0250; (D) Remediation pursuant to a generic remedy developed in accordance with OAR 340-122-0252; or (E) Any appropriate combination of subsections (A), (C), and (D) of this rule. (e) Submit all reports, plans, laboratory data, and other documentation required in these rules or otherwise requested by the Department during the course of investigation and remedial measures. (2) The measures described in section (1) of this rule are subject to Department review and approval as specified in these rules, and to public review and comment as specified in OAR 340-122-0260.