DAQ-2025-000294

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January 18,2024
Mr. Bryce Bird, Director
Division of Air Quality
Utah Department of Environmental Quality
195 North 1950 West
Salt Lake city, Utah 841l6
RE: 40 CFRPart 60, SubpartJa
Periodic Report July 1 through December 31,2023
Dear Mr. Bird:
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DIVISION OF AIR QUALITV
Pursuant to 40 CFR 60 NSPS Subpart Ja and 40 CFR 60.7(c), HF Sinclair Woods Cross Refining LLC,
HFSWCR, is submitting this periodic report of excess emissions in accordance with 40 CFR 60.108a(d).
Additionally, HFSWCR maintains records of discharges exceeding certain amounts in accordance with 40
CFR 60.108a(c)(6). 40 CFR l08a(c)(6) requires the owner/operator to maintain records of releases that
exceed 500 lbs SOz in any 24-hour period from any affected flare, discharges greater than 500 lbs SOz in
excess of the allowable limits from a fuel gas combustion device or sulfur recovery plant, and discharges
to an affected flare in excess of 500,000 scf above baseline in any 24-hour period. These records are to be
included in periodic excess emissions reports pursuant to 40 CFR 60. l08a(d)(5). For the period of July I ,
2023 through December 31,2023 the records maintained include the following:
Additional requirements of reporting excess emissions as required in 40 CFR 60.7(c) and 40 CFR 60.108a
were reported in quarterly CEMS reports dated 1012612023 andlllll2024.
If you have any questions or need additional information, please contact F. Travis Smith at (801) 299-
6625 or email [e-mail].
HF Sinclair Woods Cross Refining LLC
1070 W. 500 S, West Bountiful, UT 84087
801 -299-6600 | HFSinclair.com
60.108(cX6)Discharge greater than 500 lbs
SOz (24-hr period) from:
Affected Flare, Fuel Gas
Combustion Device, or SRU
Affected Flare: None during reporting
period.
Fuel Gas Combustion Device: None during
reporting period.
SRU: None durins reportins period.
Discharge in excess of 500,000
scf above baseline (24-br period)
Affected Flare: None during reporting
period.
A flare discharge occurred as a result from
a planned startup or shutdown of refinery
process units on August 19,2023. During
that event, the site's flare management plan
was followed pursuant to 40 CFR
60.103a(d)(3). The discharge has been
recorded in accordance with 60.108a(cX6).
REVIEWEDInitials:Date: Jan 7, 2025Compliance Status: OKFile # 10123 (B2)
I certifr under penalties of law that, based upon inquiry of personnel involved, the stalements and
information contained in this report are truthful and accurate, and are a complete rccord of all monitoring
related events that occurrd ilning the reporting period.
Sincerely,pu'),*,-*\
Dustin Simmonds
Vice hesident and Refinery Manager
Attachments
cc: E. Benson (r) File 2.2.7.2