Mississippi Administrative Code
Title 11 - Mississippi Department of Environmental Quality
Part 5 - Underground Storage Tank Regulations
Chapter 2 - Mississippi Commission on Environmental Quality Underground Storage Tanks Regulations Technical Standards and Corrective Action Requirements for Owners and Operators of Underground Storage Tanks (UST) (Adopted March 22, 1989; Amended August 25, 2011, Last Amended August 23, 2018)
Rule 11-5-2.5 - Leak Reporting, Release Reporting, Investigation, and Confirmation
Section 11-5-2.5-280.53 - Reporting and cleanup of spills and overfills

Current through September 24, 2024

(a) Owners and operators of UST systems must contain and immediately clean up a spill or overfill and report to the MDEQ within 24 hours, or another reasonable time period specified by the MDEQ, and begin corrective action in accordance with Rule 2.6 in the following cases:

(1) Spill or overfill of petroleum that results in a release to the environment that exceeds 25 gallons or another reasonable amount specified by the MDEQ, or that causes a sheen on nearby surface water; and

(2) Spill or overfill of a hazardous substance that results in a release to the environment that equals or exceeds its reportable quantity under CERCLA (40 CFR part 302).

(b) Owners and operators of UST systems must contain and immediately clean up a spill overfill of petroleum that is less than 25 gallons or another reasonable amount specified by the MDEQ, and a spill or overfill of a hazardous substance that is less than the reportable quantity. If cleanup cannot be accomplished within 24 hours, or another reasonable time period established by the MDEQ, owners and operators must immediately notify the MDEQ.

Note: Pursuant to §§ 302.6 and 355.40, a release of a hazardous substance equal to or in excess of its reportable quantity must also be reported immediately (rather than within 24 hours) to the National Response Center under sections 102 and 103 of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 and to appropriate state and local authorities under Title III of the Superfund Amendments and Reauthorization Act of 1986.

Miss. Ann. §§ 49-2-9(1)(b), 49-17-17(i), 49-17-401, et seq., 49-2-1, et seq. and 49-17-1, et seq.

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