DAQ-2025-000107

April 13,2023
Mr. Bryce Bird, Director
Division of Air Quality
Utah Dept. of Environmental Quality
195 North 1950 West
salt Lake city, Utah 84116-4820
Attachment
cc: E. Benson (r)Fi[e2.2.2
RE: Fugitive Volatile Organic Compound (VOC) Monitoring Report- I't Quarter 2023
Director:
HF Sinclair Woods Cross Refining LLC, HFSWCR, is submitting the 1't Quarter 2023Flugitive Volatile
Organic Compound Monitoring Report for the HF Sinclair Woods Cross Refinery. This report complies
with the provisions in the Utah Air Conservation Regulation R307-326-9(7) and 40 CFR Part 60 Subpart
W, Wa, and GGGa.
The monthly component monitoring summaries are presented in the attached tables for each operating
unit. There are currently 16 components on the Delay of Repair list at Woods Cross Refinery. There are
currently 18 chronically leaking valves that are awaiting a unit turnaround for repair. During each
instance of startup and shutdown, the shutdown and startup procedures were in accordance with those
specified in the startup, shutdown, and malfunction plans, and with standard operating procedures.
If you have any questions or need additional information, please contact Al Vargas at
Jose.Vargas(@HFSinclair.com or by phone at [phone].
I certifu that, except as noted herein, the VOC monitoring reported for this quarter was performed as
stipulated n F.307 -326-9.
Sincerely,
,dttF$nctorr
HF Sinclair Woods Cross Refining LLC
1070 W. 500 S, West Bountiful, UT 84087
801-299-6600 | HFSinclair.com
Certified Mail: 7019 1120 0000 0079 9826
UTAH DEPARTMENT OF
ENVIBONMENTAL OUAUTY
Ai-.n 1 E 2t,?3
DIVISION OF AIR QUALTTY
REVIEWEDInitials:Date: Jan 8, 2025Compliance Status: OKFile #: 10123 (B2)
REVIEWEDInitials:Date: Jan 8, 2025Compliance Status: OKFile #: 10123 (B2)
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.,.dttFfinctorr
ry l to March lL,2O23
t DTM's Count
From Service-Valves
of Leaking Valves >500 ppm
r of Missed First Attempts at Repair (5 Da
Valves Not Repaired As Required (15 Days
-Mechanical seal pumps Count
Not Repaired As Required (15
of Missed First Attempts at Repair (5
Not Repaired As Required (15
V's to Atmosohere Count
Of PRV's to Atm. Components Monitored
Number of Leakins CVS/PRV > 500
Number of Missed First
Leaking CVS/PRV Not Repaired By Required (15 Days)
Removed From Service- Drains
Number of Leakine Drains> 10,000
Explanation for Missed Monitoring:
Eight (8) components on TOS.
Delay of Repair (DOR):
Date/Reason i-*--u m.rTiEi;iipJn E-r,ir oF1111512018, Cannot be isolated, will require a unit shutdown. I F.: /IRONt,tENTAL et,ALl_T_\/
Date: Time (hours) Description
None.
Late Repairs:
None-
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
lanuary 1to March 31,2023
PROCESS UNIT:6 REFORMER
)ESCRIPTION
MONTH
Jan Feb Mar Aor Mav Jun
y'alves
Jnit Valve Count 7733
/alves Monitored 18 1730
Jnit DTM's Count 4C
)TM Valves Monitored 0t 0
tlew DOR's 0 0
\dded - Valves 2
lemoved From Service-Va lves 2
{umber of Leaking Valves >500 ppm C 8
\umber of Missed First Attempts at Repair (5 Days)c 0 c
-eaking Valves Not Repaired As Required (15 Davs)C 0 0
Pumps
Jnit Pumo Count 1.2
)umps Monitored 6 6 c
)ual-Mechanical seal DumDs Count
)ual-Mechanical seal pumps monitored 0 0
\ew DOR's 0
\dded - Pumos
lemoved From Service-Pumos
!umber of Leakine Pumos >2.000 oom c
\umber of Missed First Attempts at Repair (5 Days)c
-eaking Pumps Not Repaired As Required (15 Days)c
Sompressors
Unit Como. Count
essors Monitored 2
New DOR's 0
Added - Compressors
Removed From Service-
Number of Leaking Compressors >2 0
Number of Missed First Attemots at
Leaking Compressors Not Repaired As Required (15
cvs/PRv
Unit CVS/PRV Count 2C
CVS/PRV Com oonents Monitored 0 18
PRV's to Atmosohere Count c
Number Of PRV's to Atm. Comoonents Monitored 0l c
New DOR's 0 0 c
Added CVS Components C
Removed From Service- CVS/PRV c
Number of Leakine CVS/PRV > 500 ppm 1 C
Number of Missed First Attempts at Repair (5 Davs)0 c
-eakine CVS/PRV Not Reoaired Bv Reouired (15 Davs)0 c
Drains
Jnit Drains Count 48
)rains Components Monitored 0
\dded Drain Components
lemoved From Service- Drains
tlumber of Leaking Drains> 1.0,000 ppm 0
-eakine Drains Not Reoaired Bv Reouired (15 Davsl 0
Comments
Explanation for Missed Monitoring:
lwo (2) components added in Unit 6, all initially monitored within 3O-days of commissioning.
Delay of Repair (DOR):
LDAR # Date/Reason
None.
Unit Shutdowns:
Date: Time (hours) Description Comments31412023 618.1 Catalyst regeneration. Chronics #27855,#27827 repaired
Late Repairs:
None.
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January 1 to March 31,2023
PROCESS UNIT:7 ALKY
DESCRIPTION
MONTH
Jan Feb Mar Aor Mav Jun
Ialves
Jnit Valve Count L34S
y'alves Monitored 1338 1 Lt
Jnit DTM's Count 2i
)TM Valves Monitored 0
lew DOR's 0
\dded - Valves
lemoved From Service-Valves
tlumber of Leaking Valves >500 ppm 11 2
tlumber of Missed First Attempts at Repair (5 Davs)0
-eaking Valves Not Repaired As Required (15 Days)0
'umps
Jnit Pump Count 11
)umps Monitored 4 4
)ual-Mechanical seal oumos Count 7
)ual-Mechanical seal oumos monitored 0 c
\,lew DOR'S 0 c
\dded - Pumos
Removed From Service-Pumps
Number of Leakins Pumps >2,000 pom 0 c
Number of Missed First Attempts at Repair (5 Davs)0 c
Leakins Pumps Not Repaired As Reouired (15 Davs)0 c
Compressors
Unit Comp. Count
Compressors Monitored 0l c
New DOR's 0 0 0
Added - Compressors
Removed From Service-Comoressors
Number of Leakins Comoressors >2.000 oom 0
Number of Missed First AttemDts at Reoair {5 Davs)0
Leaking Compressors Not Repaired As Required (15 davs)0
crrs/PRV
Unit CVS/PRV Count 3l
:VS/PRV Components Monitored 31 c
PRV'S to Atmosphere Count
Number Of PRV's to Atm. Components Monitored
New DOR's 0 0
Added CVS Components
Removed From Service- CVS/PRV
Number of Leakinp CVS/PRV > 500 oom 0
\umber of Missed First Attempts at Repair (5 Davs)0
-eakine CVS/PRV Not Repaired Bv Required (15 Davs)0
Drains
Jnit Drains Count 7
)rains Comoonents Monitored 0
\dded Drain Comoonents
lemoved From Service- Drains
tlumber of Leaking Drains> 10,000 ppm 0
-eaking Drains Not Repaired Bv Required (15 Davs)0
C,omments
Explanation for Missed Monitoring:
Ten (10) components on TOS.
Three (3) components added in Unit 7, all initially monitored within 30-days of commissioning.
Delay of Repair (DOR):
LDAR # Date/Reason
Yalve # 32405 512012021 , Cannot be isolated, will require a unit shutdown.
Yalve # 32682 512012021 , Cannot be isolated, will require a unit shutdown.
Yalve# 32485 61712021, Cannot be isolated, will require a unit shutdown.
Valve # 06546 81912021, Cannot be isolated, will require a unit shutdown.
Valve # 06369 81912022, Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:Date: Time (hours) Description
None.
Late Repairs:
None.
Comments
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
lanuary 1to March lL,2023
PROCESS UNIT:8 CRUDE
)ESCRIPTION
MONTH
Jan Feb Mar Apr Mav Jun
Valves
Unit Valve Count 80:
Valves Monitored 1 799
Unit DTM's Count 1(
DTM Valves Monitored 0
New DOR's 0
Added - Valves
Removed From Service-Va lves
Number of Leaking Valves >500 ppm 0 c
Number of Missed First Attempts at Repair (5 Days)0 c
Leaking Valves Not Repaired As Required (15 Days)0 c
Pumps
Unit Pump Count
)umps Monitored 3
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumDs montiored 0 c
\ew DOR's 0 c
qdded - PumDs
lemoved From Service-Pum ps
\umber of Leakins Pumos >2.000 oom 0 c
\umber of Missed First Attempts at Repair (5 Days)0 c
-eaking Pumps Not Repaired As Required (15 Days)0 c
Compressors
Jnit Como. Count
lompressors Monitored 0 C
tlew DOR's 0 c
qdded - Comoressors
lemoved From Service-Compressors
!umber of Leaking Compressors >2,000 ppm 0 c C
tlumber of Missed First Attempts at Repair (5 Days)0 c c
-eaking Compressors Not Repaired As Required (15 days)0 c c
3VS/PRV
Jnit CVS/PRV Count 7
:VS/PRV ComDonents Monitored 0 13
)RV's to Atmosphere Count
!umber Of PRV's to Atm. Components Monitored ol c
!ew DOR's 0 0 c
\dded CVS Components
lemoved From Service- CVS/PRV
!umber of Leakine CVS/PRV > 500 oom 0 c
!umber of Missed First Attemots at Reoair (5 Davs)0 c
-eaking CVS/PRV Not Repaired By Required (15 Days)C c
)rains
Jnit Drains Count 27
)rains Components Monitored 0 c
\dded Drain Comoonents c
lemoved From Service- Drains 0
tlumber of Leaking Drains> 10,000 ppm 0 0 0
-eaking Drains Not Repaired By Required (15 Days)0 0
Comments
Explanation for Missed Monitoring:
Eight Hundred thirty two (832) component on TOS.
Delay of Repair (DOR):
tDARf Date/Reason
None.
Unit Shutdowns:
Date: Time (hours) Description Comments
212812023 731.9 Scheduled maintenance. No DORs or Chronic leakers.
Late Repairs:
None.
HF Sinclair Woods Cross Refining LIC
Leak Detection and Repair Report
UAC R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January l to March 31,2023
PROCESS UNIT:9 DHDS
DESCRIPTION
MOI Ilt
Jan Feb Mar Aor Mav Iun
Yalves
Jnit Valve Count 359
y'alves Monitored 0 358 c
Jnit DTM'S Count c
)TM Valves Monitored 0 0 C
lew DOR's 0 0 0
\dded - Valves 0
lemoved From Service-Valves
!umber of Leaking Valves >500 ppm 0 0
!umber of Missed First Attempts at Repair (5 Days)0 0
-eaking Valves Not Repaired As Required (15 Days)0
rumps
Jnit Pump Count 1
)umps Monitored 1 \
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumps montiored 0
lew DOR's 0
\dded - Pumos
lemoved From Service-Pumos
{umber of Leaking Pumps >2,000 ppm 0 c
tlumber of Missed First Attempts at Repair (5 Days)0 0
-eaking Pumps Not Repaired As Required (15 Days)0 0
-ompressors
Jnit Comp. Count
lompressors Monitored 0 0
tlew DOR's 0t 0
\dded - Comoressors
lemoved From Service-Comoressors
tlumber of Leaking Compressors >2,000 ppm 0
tlumber of Missed First Attempts at Repair (5 Days)t 0
-eaking Compressors Not Repaired As Required (15 days)(0
:VS/PRV
Unit CVS/PRV Count 5
:VS/PRV Com oonents Monitored 0 5
PRV's to Atmosphere Count c
\umber Of PRV's to Atm. Components Monitored 0 0
\ew DOR's ol
\dded CVS Comoonents
lemoved From Service- CVS/PRV
lumber of Leaking CVS/PRV > 500 ppm c
tlumber of Missed First Attempts at Repair (5 Days)C
-eaking CVS/PRV Not Repaired By Required (15 Days)c
)rains
Jnit Drains Count
)rains Components Monitored c
\dded Drain Components
lemoved From Service- Drains
tlumber of Leakine Drains> 10.000 oom 0 c
-eakine Drains Not Reoaired Bv Reouired {15 Davs)0 c
Comments
Explanation for Missed Monitoring:
Three hundred sixty five (365) components on TOS.
Delay of Repair (DOR):
IDAR # Date/Reason
None.
Unit Shutdowns:
Date Time (hours) Description Comments212712023 787.4 Unit shutdown due to other units down. No DORs or Chronic leakers.
Late Repairs:
None.
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January l to March 3t,2023
PROCESS UNIT:70 SDA
)ESCRIPTION
MONTH
Jan Feb Mar Apr MaY Jun
Valves
Unit Valve Count 63(
y'alves Monitored 3 625
Unit DTM's Count
DTM Valves Monitored 0 c
\ew DOR's 0 c
Added - Valves 1
lemoved From Service-Valves
\umber of Leaking Valves >500 ppm 0 2
\umber of Missed First Attempts at Repair (5 Davs)0 c
-eaking Valves Not Repaired As Required (15 Days)0 C
Dumps
Jnit Pump Count
)umps Monitored 0 0
)ual-Mechanical seal pumps Count
)ual-Mechanical seal oumos montiored 0 0
!ew DOR's 0 0 c
\dded - PumDs c
lemoved From Service-Pumos c
\umber of Leakine Pumps >2,000 oom 0 0 c
lumber of Missed First Attempts at Repair (5 Days)0 0 c
-eaking Pumps Not Repaired As Required (15 Davs)0 0 c
3ompressors
Jnit Comp. Count
lompressors Monitored 1 0 c
\,lew DOR's 0 0 c
\dded - Compressors c
iemoved From Service-Compressors c
tlumber of Leaking Compressors >2,000 ppm 0 c
tlumber of Missed First Attempts at Repair (5 Davs)0 c
-eaking Compressors Not Repaired As Required (15 days) |0 0 ol
:vs/PRV
Jnit CVS/PRV Count 9
:VS/PRV Comoonents Monitored 0 o
PRV's to Atmosphere Count
Number Of PRV's to Atm. Comoonents Monitored 0 0
New DOR's 0 0
Added CVS Comoonents
Removed From Service- CVS/PRV
Number of Leakins CVS/PRV > 500 oom 0 0
Number of Missed First Attempts at Repair (5 Davs)0 0
Leaking CVS/PRV Not Repaired By Required (15 Davs)0
Dralns
Unit Drains Count 11
Drains Components Monitored
Added Drain Components
Removed From Service- Drains
Number of Leaking Drains> 10,000 ppm 0 0
-eaking Drains Not Repaired By Required (15 Davs)0 0
Comments
Explanation for Missed Monitoring:
Ten (10) components on TOS.
One (1) component added in Unit 10, all initially monitored within 3O-days of commissioning.
Delay of Repair (DOR):
LDAR #
Valve#29275
AOV # 29390
Date/Reason
1012212018, Cannot be isolated, will require a unit shutdown.
91912021 , Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:
Date: Time (hours) Description Comments212812023 744 Scheduled maintenance, unit still down. DORs and Chronic leakers will be repaired
or replaced at end of maintenance.
Late Repairs:
None.
HF Sinclair Woods Cross Refining LtC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
lanuary 1to March 3L,2023
PROCESS UNIT:77 GAS PLANT
)ESCRIPTION
MOT{TH
Jan Feb Mar Apr May Jun
Valves
Unit Valve Count 142C
Valves Monitored t4 13 1389
Unit DTM's Count 3
DTM Valves Monitored 0 0 c
New DOR's 0 C
Added - Valves
Removed From Service-Valves
Number of Leaking Valves >500 ppm 1
Number of Missed First Attemots at ReDair (5 Davs)0
l-eaking Valves Not Repaired As Required (15 Days)0
Pumps
Unit PumD Count 1:
>umps Monitored 8
Dual-Mechanical seal pumps Count
Dual-Mechanical seal pumps montiored 0
New DOR's 0
Added - Pumos
Removed From Service-Pumos
Number of Leakine Pumos >2,000 oom I
Number of Missed First Attempts at Repair (5 Davs)0 c
-eaking Pumps Not Repaired As Required (15 Days)0 c
Compressors
Jnit Comp. Count
3omoressors Monitored 1 c
\ew DOR's 0 c
Added - Comoressors
lemoved From Service-Compressors
\umber of Leaking Compressors >2,000 ppm 0 c
\umber of Missed First AttemDts at Reoair (5 Davs)0 c
-eaking Compressors Not Repaired As Required (15 davs)c
:vs/PRv
Jnit CVS/PRV Count 2C
:VS/PRV Components Monitored 0 2t
)RV's to Atmosphere Count
\umber Of PRV's to Atm. Components Monitored 0
\ew DOR's 0l c
qdded CVS Comoonents
iemoved From Service- CVS/PRV
lumber of Leaking CVS/PRV > 500 ppm c
lumber of Missed First Attempts at Repair (5 Days)c
-eakins CVS/PRV Not Repaired Bv Required (15 Davs)c
)raans
Jnit Drains Count 2C
)rains Components Monitored c
\dded Drain Comoonents
lemoved From Service- Drains
!umber of Leaking Drains> 10,000 ppm 0
-eaking Drains Not Repaired Bv Required (15 Davs)0
Comments
Explanation for Missed Monitoring:
Thirty five (35) components on TOS.
One (1) component added in Unit 1 1, initially monitored within 3O-days of commissioning.
Delay of Repair (DOR):
IDAR f Date/Reason
Pump # 03676 9126122,lsolated from VOC service.
Compressor# 15088 1012412022, Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:
Date: Time (hours) Description
None.
Late Repairs:
None.
Comments
F Sinclair Woods Cross Refining LLC
lak Detection and Repair Report
AC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
rnuary 1to March 31,2023
IOCESS UNlT:72 NHDS
)ESCRIPTION
MONTH
Jan Feb Mar Apr May Jun
y'alves
Jnit Valve Count 809
y'alves Monitored 3 808 c
Jnit DTM's Count 2C
)TM Valves Monitored 0 c c
lew DOR's 0 c c
\dded - Valves c
lemoved From Service-Va lves c
!umber of Leaking Valves >500 ppm c 2 c
lumber of Missed First Attempts at Repair (5 Days)c c c
-eaking Valves Not Repaired As Required (15 Davs)c c c
,umps
Jnit Pumo Count 3
)umps Monitored o c c
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumps montiored 0 C c
\ew DOR's 0l C c
\dded - Pumps c
lemoved From Service-Pumps c
\umber of Leakine Pumps >2,000 ppm c
\umber of Missed First Attemots at Reoair (5 Davs)c
-eakins Pumps Not Repaired As Required (15 Davs)c
3ompressors
Jnit Comp. Count 1
lomoressors Monitored 7 C
tlew DOR's 0l c
{dded - Compressors
lemoved From Service-Compressors
\lumber of Leakins Comoressors >2.000 oom
\umber of Missed First AttemDts at Reoair (5 Davs)C
-eaking Compressors Not Repaired As Required (15 davs)c
cvs/PRv
Jnit CVS/PRV Count 72
3VS/PRV Components Monitored 1 7'
)RV's to Atmosohere Count
\,lumber Of PRV's to Atm. Components Monitored 0l
!ew DOR's 0l
Added CVS ComDonents
lemoved From Service- CVS/PRV
!umber of Leakine CVS/PRV > 500 oom C
\,lumber of Missed First Attempts at Repair (5 Davs)c
-eaking CVS/PRV Not Repaired By Required (15 Days)C
Drains
Jnit Drains Count 2t
)rains Components Monitored
Added Drain ComDonents c
lemoved From Service- Drains
\,lumber of Leakine Drains> 10.000 opm
-eaking Drains Not Repaired By Required (15 Days)C
Comments
Explanation for Missed Monitoring:
None.
Delay of Repair (DOR):
IDAR # Date/Reason
PSV # 31420 1011212021, Cannot be isolated, will require a unit shutdown, this services Unit 19.
Compressor # 33958 712612021, Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:
Date Time (hours) Description Comments
31412023 610.8 Scheduled maintenance. DORs #05096, #14589 repaired
#33958 failed again, #31420 serves unit 19
Late Repairs:
None.
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January 1to March 31.,2023
PROCESS UNIT:13 |SOM
DESCRIPTION
MONTH
Jan Feb Mar Apr Mav lun
y'alves
Jnit Valve Count 744
y'alves Monitored 8 744
Jnit DTM's Count 23
)TM Valves Monitored 0 c c
!ew DOR's 0 c c
\dded - Valves c
lemoved From Service-Valves
{umber of Leaking Valves >500 ppm c 8 c
tlumber of Missed First AttemDts at Repair (5 Davs)c c 0
-eaking Valves Not Repaired As Required (15 Davs)c c 0
'umps
Jnit Pump Count
)umps Monitored 6 6
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumps montiored 0 0
tlew DOR's 0 0
\dded - Pumps
Removed From Service-Pumps
Number of Leaking Pumps >2,000 ppm 0 1
\umber of Missed First Attempts at Repair (5 Days)0 0
Leaking Pumps Not Repaired As Required (15 Days)0 0
Compressors
Jnit Comp. Count 1
3ompressors Monitored 1 0
\lew DOR's 0 0
{dded - Compressors
lemoved From Service-Compressors
\umber of Leakine Compressors >2,000 ppm 0 0
\umber of Missed First Attempts at Repair (5 Days)0 0
-eaking Compressors Not Repaired As Required (15 days)
:vs/PRv
Jnit CVS/PRV Count 9
:VS/PRV Components Monitored 1
)RV's to Atmosphere Count
\,lumber Of PRV's to Atm. Comoonents Monitored 0l
Vew DOR's 0 0
\dded CVS Components
Removed From Service- CVS/PRV
Number of Leakins CVS/PRV > 500 ppm 0 0
Number of Missed First Attempts at Repair (5 Davs)0 0
Leaking CVS/PRV Not Repaired By Required (15 Days)0
Drains
Unit Drains Count 2t
Drains Components Monitored 0 0
Added Drain Comoonents
lemoved From Service- Drains
\umber of Leaking Drains> 10.000 opm
-eaking Drains Not Repaired By Required (t5 Davs)C
Comments
Explanation for Missed Monitoring:
Seven hundred eighty five (785) components on TOS.
Delay of Repair (DOR):
LDAR # Date/Reason
PSV # 32014 912612022, Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:
Date Time (hours) Description Comments11312023 27.9 Power bump, unit not de-inventoried. DOR# 32014 will be replaced during31312023 672 Scheduled maintenance, unit still down. maintenance work.
Late Repairs:
None.
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
lanuary 1to March 3L,2023
PROCESS UNIT:16 AMINE
)ESCRIPTION
MONTH
Jan Feb Mar Apr MaY Jun
y'alves
Jnit Valve Count 10c
/alves Monitored 0 100 0
Jnit DTM's Count 0
)TM Valves Monitored 0 0 0
New DOR's 0 0
Added - Valves
Removed From Service-Valves
Number of Leaking Valves >500 ppm c
Number of Missed First Attempts at Repair (5 Davs)c
Leaking Valves Not Repaired As Required (15 Davs)c
Pumps
Unit Pump Count
Pumos Monitored 0
Dual-Mechanical seal pumps Count
Dual-Mechanical seal pumps montiored 0 C
New DOR's 0 c
Added - Pumps
lemoved From Service-Pum ps
\umber of Leakins Pumps >2.000 oom 0 c
\umber of Missed First Attempts at Repair (5 Davs)0 c
-eaking Pumps Not Repaired As Required (15 Davs)0 c
ompressors
Jnit Comp. Count
3ompressors Monitored 0 c
\ew DOR's 0 c
Added - Comoressors
lemoved From Service-Com oressors
!umber of Leaking Comoressors >2.000 oom 0 c
\,lumber of Missed First Attempts at Repair (5 Davs)0 c c
-eaking Compressors Not Repaired As Required (15 days) |0 ol ol
:vs/PRv
Jnit CVS/PRV Count 4
:VS/PRV Com ponents Monitored 0 4
)RV's to Atmosohere Count c
tlumber Of PRV's to Atm. Components Monitored 0 c c
tlew DOR's 0 0 c
\dded CVS Components c
lemoved From Service- CVS/PRV c
tlumber of Leakins CVS/PRV > 500 oom 0 0 0
tlumber of Missed First AttemDts at Repair (5 Davs)0 0 0
eaking CVS/PRV Not Repaired By Required (15 Davs)0
)raans
Jnit Drains Count
)rains Comoonents Monitored 0
Added Drain Components
lemoved From Service- Drains
\umber of Leaking Drains> 10,000 ppm 0
-eaking Drains Not Repaired By Required (15 Days)0 c
Comments
Explanation for Missed Monitoring:
None.
Delay of Repair (DOR):
IDAR# Date/Reason
None.
Unit Shutdowns:
Date Time (hours) Description
None.
Late Repairs:
None.
Comments
HF Sinclair Woods Cross Refining LIC
Leak Detection and Repair Report
UAC R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
lanuary 1to March 3L,2023
PROCESS UNIT:17 SRU
DESCRIPNON
MONTH
Jan Feb Mar Aor Mav Jun
y'alves
Jnit Valve Count 3
y'alves Monitored 0 3
Jnit DTM's Count
)TM Valves Monitored 0 0
!ew DOR's 0 0
\dded - Valves
lemoved From Service-Va lves
!umber of Leaking Valves >500 ppm (0
!umber of Missed First Attemots at Reoair (5 Davs)C 0
-eaking Valves Not Repaired As Required (15 Days)c 0
'umps
Jnit Pumo Count
)umps Monitored 0 0
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumps montiored 0 0
!ew DOR's 0 0
\dded - Pumos
lemoved From Service-Pumps
!umber of Leakine Pumps >2,000 ppm C 0
!umber of Missed First Attemots at Reoair (5 Davs)C 0
-eaking Pumps Not Repaired As Required (15 Days)C 0
3ompressors
Jnit Como. Count
lomoressors Monitored 0l 0
!ew DOR's 0 0
\clcied - Comnressors
iemoved From Service-Compressors
!umber of Leaking Compressors >2,000 opm 0
!umber of Missed First Attemots at Reoair (5 Davs)0
-eaking Compressors Not Repaired As Required (15 days)0
:vs/PRV
Jnit CVS/PRV Count c
:VS/PRV Com oonents Monitored 0l 0
>RV's to Atmosohere Count
!umber Of PRV's to Atm. Comoonents Monitored 0l 0 C
!ew DOR's 0 0 0
\dded CVS Comoonents 0
lemoved From Service- CVS/PRV c
!umber of Leaking CVS/PRV > 500 pom c 0 c
!umber of Missed First Attempts at Repair (5 Davs)c 0 c
-eaking CVS/PRV Not Repaired By Required (15 Days)c 0
)rains
Jnit Drains Count
)rains Comoonents Monitored c 0
\dded Drain Components
lemoved From Service- Drains
tlumber of Leakine Drains> 10.000 oom c
-eakins Drains Not Reoaired Bv Reouired (15 Davs'l c
Comments
Explanation for Missed Monitoring:
None.
Delay of Repair (DOR):
LDAR# Date/Reason
None.
Unit Shutdowns:
Date Time (hours) Description
None.
Late Repairs:
None.
Comments
F Sinclair Woods Cross Refining LLC
lak Detection and Repair Report
AC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
rnuary 1to March 3L,2023
IOCESS UNIT:19 DHT
)ESCR!PTION
MONTH
Jan Feb Mar Aor Mav Jun
y'alves
Jnit Valve Count 948
/alves Monitored 944 18 6
Jnit DTM's Count 22
)TM Valves Monitored 0 0 0
New DOR's 0 0
Added - Valves 1
Removed From Service-Valves
\umber of Leaking Valves >500 ppm 2
\umber of Missed First Attempts at Repair (5 Days)0
-eaking Valves Not Repaired As Required (15 Days)0
Pumps
Jnit Pumo Count
)umps Monitored 0
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumps montiored 0 0
tlew DOR's 0 0
\dded - Pumos
lemoved From Service-Pumos
!umber of Leakine Pumos >2.000 oom 0
!umber of Missed First Attempts at Repair (5 Days)0
-eaking Pumps Not Repaired As Required (15 Davs)0
!ompressors
Jnit Comp. Count 4
lomoressors Monitored 4 0
tlew DOR's 0l 0
\dded - Compressors
lemoved From Service-Compressors
!umber of Leaking Compressors >2,000 oom L 0 C
!umber of Missed First Attemots at ReDair (5 Davs)c 0 c
-eaking Compressors Not Repaired As Required (15 davs)C 0 c
cvs/PRv
Unit CVS/PRV Count 2!
CVS/PRV Components Monitored 25 0
PRV's to Atmosphere Count
Number Of PRV's to Atm. Comoonents Monitored 0l
New DOR's 0l
Added CVS Components
Removed From Service- CVS/PRV
Number of Leaking CVS/PRV > 500 ppm 0 c
Number of Missed First Attempts at Repair (5 Davs)0 c
Leaking CVS/PRV Not Repaired By Required (15 Days)c
Drains
Jnit Drains Count 7
)rains Components Monitored c
Added Drain Components
lemoved From Service- Drains
\umber of Leaking Drains> 10,000 ppm 0 c
-eaking Drains Not Repaired By Required (15 Days)0 c C
Comments
Explanation for Missed Monitoring:
Sixteen (16) components added in Unit 19, initially monitored within 3O-days of commissioning
Delay of Repair (DOR):
IDAR f Date/Reason
\one.
Unit Shutdowns:
Time (hours) Description Comments
tlone.
-ate Repairs:
!one.
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January 1to March 31.,2023
PROCESS UNIT:20 GHC
DESCRIPTION
MONTH
Jan Feb Mar Aor Mav Jun
Ialves
Jnit Valve Count 77C
y'alves Monitored 5 759 7
Jnit DTM's Count
)TM Valves Monitored 0 c
\ew DOR's 0 c
\dded - Valves C
lemoved From Service-Valves 1
\umber of Leaking Valves >500 ppm
!umber of Missed First Attempts at Repair (5 Davs)c c
-eaking Valves Not Repaired As Required (15 Days)c c
'umps
Jnit Pumo Count
)umps Monitored 0 c c
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumps montiored 0 c C
tlew DOR's 0 c c
\dded - Pumps c
lemoved From Service-Pumps C
{umber of Leaking Pumps >2,000 ppm c c c
{umber of Missed First Attempts at Repair (5 Days)c c c
-eaking Pumps Not Repaired As Required (15 Days)c c c
!ompressors
Jnit Comp. Count 0
:omoressors Monitored 0l c 0
tlew DOR's 0l c 0
\dded - Comoressors
lemoved From Service-Compressors
tlumber of Leaking Compressors >2,000 ppm 0 0
tlumber of Missed First Attempts at Repair (5 Davs)0 0
-eaking Compressors Not Repaired As Required (15 days)ol ol ol
:vs/PRV
Unit CVS/PRV Count 7t
CVS/PRV Components Monitored 0t 14
PRV's to Atmosohere Count
Number Of PRV's to Atm. Components Monitored 0l c
New DOR's 0 0
\dded CVS Components
lemoved From Service- CVS/PRV
\umber of Leakins CVS/PRV > 500 ppm 0 L
\umber of Missed First Attempts at Repair (5 Davs)0 0
-eaking CVS/PRV Not Repaired By Required (15 Days)0 0
Drains
Jnit Drains Count t4
)rains Components Monitored 0 0
\dded Drain Components
iemoved From Service- Drains
\umber of Leakins Drains> 10,000 ppm c
-eaking Drains Not Repaired By Required (15 Days)C
Comments
Explanation for Missed Monitoring:
Thirteen (13) component on TOS.
Delay of Repair (DOR):
IDAR # Date/Reason
Valve#27742 1111712022, isolated from VOC service.
PSV # 13502 31212023, Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:
Date Time (hours) Description Comments31212023 653.3 Scheduled maintenance. DORs#27742,13502 and chronic
#31584, #13920 repaired during shutdown.
Late Repairs:
None.
Sinclair Woods Cross Refining LtC
rk Detection and Repair Report
C R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
uary l to March 3L,2023
ICESS UNIT:27 NAHS
)ESCRIPTION
MONTH
Jan Feb Mar Aor Mav Jun
/alves
Unit Valve Count 72t
y'alves Monitored 0 0 72t
Unit DTM's Count
DTM Valves Monitored 0
\ew DOR's 0
Added - Valves
lemoved From Service-Va lves
\umber of Leaking Valves >500 ppm 0 c
\umber of Missed First Attemots at Reoair (5 Davs)0 0
-eakine Valves Not Reoaired As Reouired (15 Davs)0 0
Pumps
Jnit Pump Count
)umos Monitored 0 0
)ual-Mechanical seal oumps Count
)ual-Mechanical seal pumps montiored 0 0
\ew DOR's 0 0
qdded - PumDs
lemoved From Service-Pum os
!umber of Leakins Pumos >2.000 oom 0 0
tlumber of Missed First Attempts at Repair (5 Days)0 0
-eaking Pumps Not Repaired As Required (15 Days)0 0
lompressors
Jnit Comp. Count
lomoressors Monitored 0 0
tJew DOR's 0t 0
\dded - Compressors
lemoved From Service-Compressors
!umber of Leakine Compressors >2.000 ppm 0
!umber of Missed First Attempts at Repair (5 Davs)0 c
-eaking Compressors Not Repaired As Required (15 davs)0 0
:vs/PRv
Jnit CVS/PRV Count 3
:VS/PRV Components Monitored 0 0
)RV's to Atmosphere Count
tlumber Of PRV's to Atm. Comoonents Monitored 0t 0
trlew DOR's 0 0
\dded CVS Components
Removed From Service- CVS/PRV
Number of Leaking CVS/PRV > 500 oom c
Number of Missed First Attemots at Repair (5 Davs)c
Leaking CVS/PRV Not Repaired By Required (15 Davs)c
Drains
Unit Drains Count 1
Drains Components Monitored c
Added Drain Comoonents
Removed From Service- Drains
Number of Leakins Drains> 10.000 ppm c c
Leaking Drains Not Repaired Bv Required (15 Davs)0 c
Comments
Explanation for Missed Monitoring:
None.
Delay of Repair (DOR):
tDARf Date/Reason
None.
Unit Shutdowns:
Date Time (hours) Description Comments
31112023 716.5 Scheduled maintenance. No DORs or Chronic leakers.
Late Repairs:
None.
HF Sinclair Woods Cross Refining ILC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January l to March 31,2023
PROCESS UN!T:23 BENSAT
DESCRIPTION
MONTH
Jan Feb Mar Aor Mav Jun
[alves
Jnit Valve Count
y'alves Monitored 0l c C
Jnit DTM's Count c
)TM Valves Monitored 0 0 c
lew DOR's 0 0 c
\dded - Valves c
lemoved From Service-Va lves c
tlumber of Leaking Valves >500 ppm 0 0 c
tlumber of Missed First Attempts at Repair (5 Davs)0 0 c
-eaking Valves Not Repaired As Required (15 Davs)0 0 c
'umps
Jnit Pump Count
Pumps Monitored 0 0
Dual-Mechanical seal oumos Count
Dual-Mechanical seal pumps montiored 0
\ew DOR's 0 c
qdded - Pumps
lemoved From Service-Pumps
\umber of Leakine Pumos >2,000 opm 0
!umber of Missed First Attempts at Repair (5 Davs)0
-eaking Pumps Not Repaired As Required (15 Davs)0
3ompressors
Jnit Comp. Count
lomoressors Monitored 0 0
lew DOR's 0 0 0
\dded - Compressors
lemoved From Service-ComDressors
tlumber of Leaking ComDressors >2,000 oom c
Number of Missed First Attempts at Repair (5 Davs)C
Leaking Compressors Not Repaired As Required (15 days)c
cvs/PRV
Unit CVS/PRV Count
3VS/PRV Components Monitored 0l
)RV's to Atmosohere Count
r,lumber Of PRV's to Atm. Components Monitored 0l
\ew DOR's ol c
Added CVS Comoonents
lemoved From Service- CVS/PRV
tlumber of Leakins CVS/PRV > 500 oom 0 0 c
!umber of Missed First Attempts at Repair (5 Days)0 0 c
-eaking CVS/PRV Not Repaired By Required (15 Days)0 c
)ralns
Jnit Drains Count \1
)rains Comoonents Monitored 0 c
\dded Drain Components 0
lemoved From Service- Drains
tlumber of Leakine Drains> 10.000 oom 0 0
eaking Drains Not Repaired By Required (15 Days)0
Comments
Explanation for Missed Monitoring:
None.
Delay of Repair (DOR):
LDAR # Date/Reason
None.
Unit Shutdowns:
Date Time (hours) Description
None
Late Repairs:
None.
Comments
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January l to March 37-,2023
PROCESS UNIT:24 CRUDE #2
DESCRIPTION
MONTH
Jan Feb Mar Apr May Jun
Valves
Unit Valve Count 99(
y'alves Monitored 9901
Unit DTM's Count
DTM Valves Monitored 0l
New DOR's ol
Added - Valves
Removed From Service-Va lves
Number of Leaking Valves >500 ppm 3
Number of Missed First Attempts at Repair (5 Days)c
Leaking Valves Not Repaired As Required (15 Days)c
Pumps
Unit Pump Count
Pumos Monitored 2
Dual-Mechanical seal oumos Count
Dual-Mechanical seal oumos montiored 0l
New DOR's 0l
Added - Pumps
Removed From Service-Pumps
Number of Leakine Pumps >2,000 ppm c
Number of Missed First Attempts at Repair (5 Days)c
Leaking Pumps Not Repaired As Required (15 Days)c
Compressors
Unit Como. Count
Compressors Monitored ol
New DOR's 0l
Added - Compressors
Removed From Service-Com pressors
Number of Leaking Compressors >2,000 ppm c
Number of Missed First Attempts at Repair (5 Days)c
Leaking Compressors Not Repaired As Required (15 days)c
cvs/PRv
Unit CVS/PRV Count t2
CVS/PRV Comoonents Monitored 72
PRV's to Atmosphere Count
Number Of PRV's to Atm. Comoonents Monitored 0l
New DOR's 0l
Added CVS Components
Removed From Service- CVS/PRV
Number of Leakins CVS/PRV > 500 oom C
Number of Missed First Attempts at Repair (5 Days)0
Leaking CVS/PRV Not Repaired By Required (15 Days)c
Drains
Unit Drains Count 1
Drains Components Monitored c
Added Drain Components
Removed From Service- Drains
Number of Leakine Drains> 10,000 ppm 0 c
Leaking Drains Not Repaired By Required (15 Days)0 c
Comments
Explanation for Missed Monitoring:
None.
Delay of Repair (DOR):
IDAR # Date/Reason
None.
Unit Shutdowns:
Date Time (hours) Description
None.
Late Repairs:
None.
Comments
Sinclair Woods Cross Refining LLC
rk Detection and Repair Report
C R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
uary 1 to March 3L,2023
ICESS UNIT:25 FCCU #2
)ESCRIPTION
MONTH
Jan Feb Mar Aor Mav Jun
y'alves
Jnit Valve Count 1878
/alves Monitored 3 L87 2
Jnit DTM's Count 3
)TM Valves Monitored 0l
tlew DOR's 0l
\dded - Valves
lemoved From Service-Valves
tlumber of Leaking Valves >500 ppm 0 2
tlumber of Missed First Attempts at Repair (5 Days)
-eakins Valves Not Repaired As Required (15 Davs)
'umpsJnit Pump Count 1
)umps Monitored 2 2 2
)ual-Mechanical seal oumos Count t4
)ual-Mechanical seal pumps montiored 0
tlew DOR's 0
\dded - Pumps
lemoved From Service-Pumos
tlumber of Leakine Pumos >2.000 oom
tlumber of Missed First AttemDts at Reoair (5 Davsl
eaking Pumps Not Repaired As Required (15 Days)
lompressors
Jnit Comp. Count 2
lompressors Monitored 0 2
tlew DOR's
\dded - Comoressors
lemoved From Service-Comoressors
tlumber of Leakine Compressors >2,000 ppm 1 c
tlumber of Missed First AttemDts at ReDair (5 Davs)c
-eaking Compressors Not Repaired As Required (15 davs)c
:vs/PRv
Unit CVS/PRV Count 2L
:VS/PRV Components Monitored 0 2
)RV's to Atmosphere Count
tlumber Of PRV's to Atm. Components Monitored 0
New DOR's 0 c
Added CVS Components
Removed From Service- CVS/PRV
Number of Leakine CVS/PRV > 500 oom c
Number of Missed First Attempts at Repair (5 Davs)0 c
Leaking CVS/PRV Not Repaired By Required (15 Days)
Drains
Unit Drains Count 4(
Drains Components Monitored
Added Drain Components
Removed From Service- Drains
Number of Leakins Drains> 10,000 ppm 0 c
Leaking Drains Not Repaired By Required (15 Days)0 c
Comments
Explanation for Missed Monitoring:
One (1) component on TOS.
Delay of Repair (DOR):
IDAR f Date/Reason
Compressor #21264 112512022, lsolated from VOC service,
Compressor # 21292 111812022, Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:
Date Time (hours) Description
None.
Late Repairs:
None.
Comments
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
lanuary l to March 31,2023
PROCESS UNIT:26 POLY
DESCRIPTION
MONTH
Jan Feb Mar Aor Mav Jun
y'alves
Jnit Valve Count 7279
y'alves Monitored 10 9 7275
Jnit DTM's Count 4
)TM Valves Monitored 0 0
tlew DOR's 0l 0
\dded - Valves
lemoved From Service-Valves
!umber of Leaking Valves >500 ppm I 0
\umber of Missed First Attemots at Reoair (5 Davs)0
-eaking Valves Not Repaired As Required (15 Davs)0
'umps
Jnit Pump Count 11
)umos Monitored 0 0
)ual-Mechanical seal oumos Count 77
)ual-Mechanical seal oumos montiored OI 0
tlew DOR's 0 0
\dded - Pumps
lemoved From Service-Pumps
!umber of Leaking Pumps >2,000 ppm
\,,lumber of Missed First Attempts at Repair (5 Days)0
-eaking Pumps Not Repaired As Required (15 Days)0
:ompressors
Jnit Como. Count
lomoressors Monitored 0 0
tlew DOR's 0 0
\dded - Compressors
iemoved From Service-Compressors
!umber of Leakine Compressors >2.000 DDm c 0
tlumber of Missed First Attempts at Repair (5 Davs)c 0
-eaking Compressors Not Repaired As Required (15 davs)C 0
:vs/PRv
Jnit CVS/PRV Count 19
:VS/PRV Com ponents Monitored 0 0 19
)RV's to Atmosphere Count c
!umber Of PRV's to Atm. Components Monitored 0 0
lew DOR's 0 0 c
\dded CVS Components
lemoved From Service- CVS/PRV
!umber of Leakine CVS/PRV > 500 ppm c 0
Number of Missed First AttemDts at Reoair (5 Davs)c 0
Leaking CVS/PRV Not Repaired By Required (15 Davs)0
Draans
Unit Drains Count 18
Drains Comoonents Monitored C 0
Added Drain Components
Removed From Service- Drains
Number of Leakine Drains> 10,000 ppm C
Leaking Drains Not Repaired By Required (15 Days)c
Comments
Explanation for Missed Monitoring:
None.
Delay of Repair (DOR):
LDAR # Date/Reason
None.
Unit Shutdowns:
Date Time (hours) Description
None.
Late Repairs:
None.
Comments
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January 1to March 31,2023
PROCESS UN!T:5l BOILERS
DESCRIPTION
MONTH
Jan Feb Mar Apr Mav Jun
t/alves
Jnit Valve Count 345
y'alves Monitored 7 1 345
Jnit DTM's Count
)TM Valves Monitored 0 c
tlew DOR's 0 c
\dded - Valves
lemoved From Service-Valves
tlumber of Leaking Valves >500 ppm 0 c 4
\,lumber of Missed First Attempts at Repair (5 Days)0 c
-eaking Valves Not Repaired As Required (15 Davs)0 c
rumps
Jnit Pump Count C
)umos Monitored 0 c c
)ual-Mechanical seal oumos Count c
)ual-Mechanical seal oumos montiored 0 c c
tJew DOR's 0 c C
\dded - Pumps c
lemoved From Service-Pumps c
!umber of Leaking Pumps >2,000 opm 0 0 C
tlumber of Missed First Attemots at Reoair (5 Davsl 0 0 c
-eaking Pumps Not Repaired As Required (15 Days)0 0 C
Sompressors
Jnit ComD. Count c
lomoressors Monitored 0 0 C
tlew DOR's 0 0 c
\dded - Compressors c
lemoved From Service-Com oressors c
!umber of Leakine Comoressors >2.000 oom 0 c
!umber of Missed First Attemots at Reoair (5 Davs)0 c
-eaking Compressors Not Repaired As Required (15 days)0 c
:VS/PRV
Jnit CVS/PRV Count A
:VS/PRV Components Monitored 0l 0
)RV's to Atmosphere Count c
tlumber Of PRV's to Atm. Components Monitored ol 0 c
tlew DOR's 0 0 c
\dded CVS Components c
lemoved From Service- CVS/PRV c
{umber of Leakine CVS/PRV > 500 oom 0 0 c
tlumber of Missed First Attemots at Reoair (5 Davs)0 0 0
.eaking CVS/PRV Not Repaired By Required (15 Days)0 c
)rains
Jnit Drains Count 1
)rains Components Monitored 0 0
\dded Drain Comoonents
lemoved From Service- Drains
{umber of Leakine Drains> 10.000 oom 0
-eaking Drains Not Repaired Bv Reouired (15 Davs)0
Comments
Explanation for Missed Monitoring:
None.
Delay of Repair (DOR):
LDAR # Date/Reason
AOV # 30219 512712022, Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:
Date Time (hours) Description Comments
None.
Late Repairs:
None.
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January 1to March 3L,2O2?
PROCESS UNIT:66 FLARE
DESCRIPTION
MONTH
Jan Feb Mar Apr May Jun
Valves
Unit Valve Count 42t
y'alves Monitored 0 424
Jnit DTM's Count
)TM Valves Monitored 0 c
\ew DOR's 0 c
\dded - Valves
lemoved From Service-Va lves
\,lumber of Leaking Valves >500 ppm 0 c
tlumber of Missed First Attemots at Reoair (5 Davsl 0 c
-eakine Valves Not Reoaired As Reouired (15 Davs)0 c
Pumps
Jnit Pumo Count
)umos Monitored 5 5
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumos montiored 0l c
tlew DOR's 0 c c
\dded - Pumps c
lemoved From Service-Pumos c
!umber of Leaking Pumps >2,000 ppm 0 C
!umber of Missed First Attempts at Repair (5 Days)0 0 c
-eaking Pumps Not Repaired As Required (15 Days)0 0 c
-ompressors
Jnit Comp. Count 2
lomoressors Monitored 2 0 c
tlew DOR's 0 0 C
\dded - Compressors C
lemoved From Service-Compressors c
tlumber of Leakins Comoressors >2.000 oom 0 c
tlumber of Missed First Attempts at Repair (5 Davs)0 c
-eaking Compressors Not Repaired As Required (15 days)0 0 c
:l/s/PRv
Jnit CVS/PRV Count
:VS/PRV Components Monitored 0l c
)RV's to Atmosphere Count 0
tlumber Of PRV's to Atm. Components Monitored 0l 0 c
tlew DOR's 0 0
\dded CVS Comoonents
lemoved From Service- CVS/PRV
\umber of Leaking CVS/PRV > 500 ppm 0
\umber of Missed First Attempts at Repair (5 Davs)0
-eaking CVS/PRV Not Repaired By Required (15 Days)0
Drains
Jnit Drains Count
)rains Components Monitored 0 c
{dded Drain Comoonents
lemoved From Service- Drains
\,lumber of Leakine Drains> 10,000 ppm 0
-eaking Drains Not Repaired By Required (15 Days)0
Comments
Explanation for Missed Monitoring:
One (1) component on TOS.
Delay of Repair (DOR):
IDAR# Date/Reason
None
Unit Shutdowns:
Date Time (hours) Description
None.
Late Repairs:
None.
Comments
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-325, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
lanuary 1to March 31,2023
PROCESS UNIT:58 ETF
DESCRIPTION
MONTH
Ian Feb Mar Apr Mav Jun
y'alves
Jnit Valve Count 844
/alves Monitored 3 832 2
Jnit DTM's Count c
)TM Valves Monitored o c c
{ew DOR's 0 c C
\dded - Valves
lemoved From Service-Valves 7
tlumber of Leaking Valves >500 ppm 7 7
{umber of Missed First Attempts at Reoair (5 Davs)0 0
eaking Valves Not Repaired As Required (15 Davs)0 0
'umps
Unit Pumo Count 1t
oumps Monitored 16 16 1:
Dual-Mechanical seal DumDs Count
Dual-Mechanical seal pumps montiored 0 0
\ew DOR's
Added - Pumps
lemoved From Service-Pumps
\umber of Leakine Pumos >2.000 oom
\umber of Missed First Attempts at Repair (5 Days)0 0
-eaking Pumps Not Repaired As Required (15 Days)0 0
3ompressors
Jnit Comp. Count
lomoressors Monitored 0
lew DOR's 0
\dded - Compressors c
lemoved From Service-Compressors C
\,lumber of Leaking Compressors >2,000 ppm
\,lumber of Missed First Attempts at Repair (5 Davs)0
-eaking Compressors Not Repaired As Required (15 davs)0 0
:VS/PRV
Unit CVS/PRV Count 4(
CVS/PRV Comoonents Monitored 0l 39
PRV's to Atmosphere Count 7
Number Of PRV's to Atm. Components Monitored 0l 0
New DOR's 0 0
Added CVS Components
Removed From Service- CVS/PRV 1
\umber of Leaking CVS/PRV > 500 ppm 0 0
\umber of Missed First Attempts at Repair (5 Davs)0 0
-eaking CVS/PRV Not Repaired By Required (15 Days)0 0
Drains
Jnit Drains Count
)rains Comoonents Mon itored c
\dded Drain ComDonents c
iemoved From Service- Drains c
!umber of Leakine Drains> 10.000 oom c c
-eaking Drains Not Repaired Bv Required (15 Davs)c c C
Comments
Explanation for Missed Monitoring:
Fifteen (15) components on TOS.
One (1) component added in Unit 68 (ETF), all initially monitored within 30-days of commissioning.
Delay of Repair (DOR):
LDAR f Date/Reason
None.
Unit Shutdowns:
Date Time (hours) Description
None.
Late Repairs:
None.
Comments
HF Sinclair Woods Cross Refining LLC
Leak Detection and Repair Report
UAC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
January 1to March 3L,2O2t
PROCESS UNIT: 68WTF
DESCRIPTION
MONTH
Jan Feb Mar Apr Mav Jun
Valves
Unit Valve Count 341C
Valves Monitored 3391 28 3C
Unit DTM's Count 55
DTM Valves Monitored 0 c
New DOR's 0 0 c
Added - Valves 1C
Removed From Service-Valves
\umber of Leaking Valves >500 ppm 18 0
\umber of Missed First Attempts at Reoair (5 Davs)c 0 c
-eaking Valves Not Repaired As Required (15 Davs)c 0 c
Pumps
Jnit Pump Count 5;
)umps Monitored 54 54 5t
)ual-Mechanical seal pumps Count
)ual-Mechanical seal oumos monitored 0 0
lew DOR's 0 0
\dded - Pumps
lemoved From Service-Pu mos
tlumber of Leakine Pumos >2.000 oom I 3
!umber of Missed First Attempts at Repair (5 Davs)0 0
-eaking Pumps Not Repaired As Required (15 Days)0 0
3ompressors
Jnit Comp. Count
3ompressors Monitored 0 0
\,lew DOR's 0 0
\dded - Compressors
lemoved From Service-Compressors
tlumber of Leaking Compressors >2,000 ppm 0
tlumber of Missed First Attempts at Repair (5 Davs)0
-eaking Compressors Not Repaired As Required (15 days)0
:vs/PRv
Jnit CVS/PRV Count 131
:VS/PRV ComDonents Monitored 131 7 1
)RV's to Atmosphere Count 1
tlumber Of PRV's to Atm. Comoonents Monitored 0
tlew DOR's 0
\dded CVS Components 3
lemoved From Service- CVS/PRV 3
Number of Leakins CVS/PRV > 500 ppm 2 c 0
Number of Missed First Attempts at Repair (5 Days)c 0
Leaking CVS/PRV Not Repaired By Required (15 Davs)
Drains
Unit Drains Count
Drains Comoonents Monitored c
Added Drain Comoonents
lemoved From Service- Drains
\umber of Leaking Drains> 10,000 ppm 0 c
-eakins Drains Not Reoaired Bv Reouired (15 Davs)0 C
Comments
Explanauon tor ]vllssed Monrtonng:
Fifteen (15) components on TOS.
Ten (10) components added in Unit 68 (WTF), initially monitored within 30-days of commissioning.
Delay of Repair (DOR):
IDAR # Date/Reason
Valve #19904 1212712019, Cannot be isolated, will require a unit shutdown.
Valve #31600 411512020, Cannot be isolated, will require a unit shutdown.
Valve # 9964 81912022, Cannot be isolated, will require a unit shutdown.
Unit Shutdowns:
Date Time (hours) Description
None.
Late Repairs:
None.
Comments
F Sinclair Woods Cross Refining LLC
lak Detection and Repair Report
AC R307-326, NSPS; W, Wa, GGGa, and Consent Decree Section V.N.
rnuary 1 to March lL,2023
IOCESS UNIT: 86 CRUDE UNLOAD
)ESCRIPTION
MONTH
Jan Feb Mar Aor Mav Jun
y'alves
Jnit Valve Count 549
/alves Monitored 2 2 511
Jnit DTM's Count 16
)TM Valves Monitored 0 0
New DOR's 0
Added - Valves
lemoved From Service-Valves
\umber of Leaking Valves >500 ppm 0 1
!umber of Missed First Attempts at Repair (5 Days)0 0
-eaking Valves Not Repaired As Required (15 Days)0 0
Pumps
Jnit Pump Count 1t
)umps Monitored t7 77 t1
)ual-Mechanical seal pumps Count
)ual-Mechanical seal pumps montiored 0 0
lew DOR's 0t 0
\dded - Pumps
lemoved From Service-Pumps
!umber of Leakine Pumps >2.000 oom 0
t,lumber of Missed First Attempts at Repair (5 Davs)0
-eaking Pumps Not Repaired As Required (15 Davs)0
:ompressors
Jnit Comp. Count
lomoressors Monitored 0 0
!ew DOR's 0 0 c
\dded - ComDressors c
lemoved From Service-Compressors
{umber of Leaking Compressors >2.000 oom c 0
tlumber of Missed First Attempts at Reoair (5 Davs)c 0
Leaking Compressors Not Repaired As Required (15 davs)c 0
cvs/PRv
Unit CVS/PRV Count 2(
CVS/PRV Components Monitored 1 7(
PRV's to Atmosphere Count 1(
Number Of PRV's to Atm. Components Monitored 0l
New DOR's OI c
Added CVS Components
Removed From Service- CVS/PRV
Number of Leakine CVS/PRV > 500 ppm 0 c
\umber of Missed First Attempts at Reoair (5 Davs)0 c
-eaking CVS/PRV Not Repaired By Required (15 Days)c
Drains
Jnit Drains Count
)rains Components Monitored 0 c
\dded Drain Comoonents (
lemoved From Service- Drains c
\umber of Leakine Drains> 10.000 oom 0 c C
-eaking Drains Not Repaired By Required (15 Davs)0 0 c
Comments
rplanation for Missed Monitoring:
hirty six (36) components on TOS.
elay of Repair (DOR):
LDAR #
one.
nit Shutdowns:
Date Time (hours)
one.
ate Repairs:
one.
Date/Reason
DIVISION OFAIR OUALITY
Description
REVIEWEDInitials:Date: Jan 8, 2025Compliance Status: OKFile #: 10123 (B2)