26.10.08.04

.04 Reporting and Remediating Spills, Releases, Discharges, and Overfills.

Upon detecting or confirming a spill, release, or discharge or an overfill of a regulated substance, an owner and an operator of a storage tank system and a responsible party shall:

A. Not later than 2 hours after detecting or confirming the spill, release, discharge or the overfill, or within another reasonable time period specified by the Department:

(1) Contain and immediately remediate the spill, release, or discharge or the overfill of a regulated substance and begin corrective action in accordance with COMAR 26.10.09; and

(2) Report the spill, release, or discharge or the overfill as follows:

(a) Report a spill, release, or discharge or an overfill of oil to the Department in accordance with COMAR 26.10.01.05; and

(b) Report a spill or release, or an overfill that results in a spill or release, of a hazardous substance equal to or greater than its reportable quantity under 40 CFR Part 302 to the Department and the National Response Center in accordance with 40 CFR §§302.6 and 355.40;

B. Determine the cause of the spill, release, or discharge or the overfill of a regulated substance from a storage tank system; and

C. If the spill or overfill prevention equipment of the storage tank system is determined to be the cause of the spill, release, or discharge or overfill of a regulated substance, repair or replace the spill or overfill prevention equipment in accordance with COMAR 26.10.03.03 and 26.10.04.04 prior to receiving a regulated substance delivery.