DAQ-2024-011335

^i\tr@,Tesoro Refining &
October 1,2024
Mr. Bryce Bird, Director
Attn: Jeremy Marsigli
Utah Division of Air Quality
195 North 1950 West
P.O. Box 144820
Salt Lake City, Utah 84114-4820
Marketing Company LLC
474 West 900 North
salt Lake city, uT 84103-1494
DLI'NIIIMLNT OF
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DIVISION OF AIR OUALITY
Re: Tank Seal Inspections - Tesoro Refinins and Marketins Comnanv
Pursuant to NSPS Subpart Kb and MACT CC, this letter provides UDAQ 30-day notification that
the Salt Lake City Refinery will be performing inspections on its floating roof tanks. The
following lists which tanks will be inspected:
External Floating Roof Tanks:
Tanks 308 and 325
Internal Floating Roof Tanks:
Tanks 297 and4l2
Please contact me at [phone] if you have any questions.
James B. Beardall, PE
Advanced Environmental Engineer
Salt Lake City Refinery
B-2-10335