DSHW-2025-000061

January 2, 2024
Morgan Allen, Environmental Engineer - Waste Coordinator
Marathon Salt Lake City Refinery
474 West 900 North
Salt Lake City, UT 84103
RE:Acknowledgement of Reportable Spill Follow Up Report for Incident 19402,474 West 900 North,
Salt Lake City, Utah 84103
EPA ID UTD000826362
Dear Mr. Allen:
The Division of Waste Management and Radiation Control (Division) Corrective Action Sectionhas received the Reportable Spill of Hazardous Waste Follow Up Report for Incident 19402 (Report)
dated December 12, 2024, for the Salt Lake City Refinery located at 474 West 900 North in Salt Lake City, Utah (Site).
The Report indicates that approximately 1,959 lbs. (80 barrels) of spent caustic sodium hydroxide was spilt to an earthen tank dike on November 29, 2024. According to the report there
were no injuries or threats to the public. The impacted soil has been cleaned up and loaded into a Rolloff box to be transported to a treatment, storage, and disposal facility (TSDF)
within the required 90-day period for hazardous waste generation.
The Division would like to thank you for beingproactive in protecting human health and the environment here in the State of Utah. The Division has no questions or comments concerning
the Report.
If you have any questions, please call Ethan Uptonat [phone].
Sincerely,
Paige Walton, Corrective Action Section Manager
Division of Waste Management and Radiation Control
PW/EAU/
Enclosures:
c:Angela C. Dunn, MD, MPH, Health Officer, Salt Lake County Health Dept.
Dorothy Adams, Deputy Director, Salt Lake County Health Dept.
Ron Lund, Environmental Health Director, Salt Lake County Health Dept.
Tara Hubner, U.S. EPA, Region VIII (RCRA Branch)
Kari Lundeen, Division of Waste Management and Radiation Control ([e-mail])