EPNG Maintenance Calendar
March 2026
Seg Area
Seg Nbr
Flow Dir
Location
Base Capacity (MDth)
Sun 1
Mon 2
Tue 3
Wed 4
Thu 5
Fri 6
Sat 7
Sun 8
Mon 9
Tue 10
Wed 11
Thu 12
Fri 13
Sat 14
Sun 15
Mon 16
Tue 17
Wed 18
Thu 19
Fri 20
Sat 21
Sun 22
Mon 23
Tue 24
Wed 25
Thu 26
Fri 27
Sat 28
Sun 29
Mon 30
Tue 31
Anadarko
690
F
PLAIN ST
756
405
% Seg Avail
46%
740
B
AMAR N
310
51
84%
AMAR S
44
86%
Havasu
400
DUTCH F
636
152
100%
76%
Lincoln Crossover
640
CAPROCK N
621
34
95%
0%
645
LUSK
284
0
Line 1903
3000
MOJTHRU
463
117
231
75%
50%
Maricopa
565
300777 (DAPS PHX)
760
301043 (DSRP PHX)
518
Mojave Seamless
3040
MOJAVE
54
200
87%
North Mainline
NORTH ML
2272
678
453
89
427
246
406
70%
80%
96%
81%
89%
82%
Permian Virtual Segment
940
EUN PECS
402
GUADLUP
1196
4
35
526
KEYST ST
781
229
KEYSTAFL
753
201
L2000
611
388
127
PECOS
1262
65
95
PECS EUN
436
WA2CORN
759
94
301641 (IMCHRNCH)
300
314598 (IWARMONU)
85
334841 (DHOBBSPP)
217
377034 (ITEXNEUN)
76
South Mainline
1600
CORN HPW
609
104
72
CORN LPW
1194
30
514
CORNL2K
599
375
122
CORNTRN
145
L2K-2
597
373
3144
73%
97%
94%
93%
92%
78%
1640
EL PASO
1268
489
ELPASO C
607
71
ELPASO E
2472
77%
1680
AFTON
1086
HP 2
2290
1760
LORDS B
604
103
LORDS C
592
369
121
LORDSBRG
1009
171
303
330
2205
88%
85%
1800
BOWIE
602
102
69
CIMARRON
590
120
DRAGOON
714
38
1906
69%
98%
1920
ORACLE
600
100
TOM MIX
587
VAIL
674
92
1861
68%
64%
2020
CASA C
584
CASAG LP
548
CG HP
598
1730
66%
2080
GILA
634
315
HP 8
555
L2K-8
1562
398670 (IMSQUITE)
244
Start Date
End Date
Region
Scheduling Location
Maintenance List
Base Capacity Dthd
Total Reduction Dthd
PLM Reduction Dthd
FMJ Reduction Dthd
Net Dthd
Update
03/03/26
03/05/26
NM
Williams 1C inspection Williams B Station DOT/ESD Tests Williams C Station DOT/ESD Tests
2,272,506
678,162
-
1,594,344
03/10/26
Leupp 5A inspection Line 1200 cleaning tool Dilkon to Flagstaff
453,480
1,819,026
03/11/26
Leupp 5A inspection
89,792
2,182,714
03/12/26
Leupp 5A inspection Line 1200 smart tool Dilkon to Flagstaff
03/17/26
Dilkon Station DOT/ESD Tests Line 1104 cleaning tool Franconia to Topock Window Rock 6B inspection
427,503
1,845,003
03/18/26
Dilkon Station DOT/ESD Tests Window Rock 6B inspection
03/19/26
Line 1104 smart tool Franconia to Topock Window Rock 6B inspection
246,435
2,026,071
03/24/26
03/26/26
Leupp 1B inspection Leupp 1B maintenance Window Rock 4B inspection
03/30/26
Hackberry 1A DOT/ESD Tests
406,925
1,865,581
03/31/26
Hackberry 2A DOT/ESD Tests
HX
Alamo Lake Station DOT/ESD Tests
636,700
152,504
484,196
MOJ
Mojave Station DOT/ESD Tests - (One Unit at a Time)
463,000
117,000
346,000
Mojave Station DOT/ESD Tests
231,500
400,000
54,000
200,000
03/01/26
03/07/26
XO
Caprock 2A equipment failure repair - Completed Laguna Station equipment failure repair - FMJ Reduction
621,000
34,264
586,736
03/08/26
Caprock 2A equipment failure repair - Completed Laguna Station equipment failure repair - FMJ Reduction Line No. 1300 – Anomaly Repairs – Belen to Laguna - FMJ Reduction
Caprock 2A equipment failure repair - Completed
284,900
AN
Amarillo 2A equipment failure repair - FMJ Reduction Dimmitt 2A maintenance
310,800
51,912
258,888
310,100
44,975
265,125
PR
Plains 7A repair Plains 8A repair Plains 10A repair Plains 11A repair Plains 13A repair Plains 14A repair Plains 15A repair Plains Station equipment failure repair - FMJ Reduction - PLAIN ST limited to 350,177 Dth/d net capacity in all flow directions.
756,100
405,923
293,371
112,552
350,177
314598
Monument A Station equipment failure repair - Warren Monument Receipt (IWARMONU) - Customer to zero Dth/d during Monument A Station mechanical failure repair - FMJ Reduction
85,739
03/25/26
301641
Merchant Ranch Receipt and Delivery - (IMCHRNCH) - Customer reduced to zero Dth/d net capacity during meter station maintenance
300,000
03/27/26
Eunice C Station DOT/ESD Tests
402,300
436,400
377034
Eunice C Station DOT/ESD Tests - Texaco Eunice Receipt (ITEXNEUN) - Customer to zero Dth/d during Eunice C Station DOT/ESD Tests - Unit 3C Unavailable
76,545
334841
Hobbs Power Plant Delivery - (DHOBBSPP) - Customer limited to zero Dth/d net capacity during valve maintenance at Eunice C Station on 3/26/2026 only.
217,740
Keystone 4A repair Keystone 11A repair Keystone 1B repair Keystone 2B repair
781,000
229,020
551,980
753,100
201,090
552,010
Gresham Station mechanical failure repair - FMJ Reduction
759,200
94,204
664,996
03/09/26
Line 1100 pipeline Pecos River to Guadalupe - MLV 12 to MLV 12.75
1,262,600
65,072
1,197,528
Line 1100 pipeline Pecos River to Guadalupe - MLV 9 to MLV 12
95,941
1,166,659
1,196,800
4,528
1,192,272
03/23/26
35,321
1,161,479
Line 1100 pipeline Pecos River to Guadalupe - MLV 9 to MLV 12 Line 1103 cleaning and smart tools Guadalupe to Cornudas - Revised Capacity Impact Dth/d
526,101
670,699
1,194,300
30,560
1,163,740
SM
Line 1100 pipeline Pecos River to Guadalupe - MLV 9 to MLV 12 Line 1103 cleaning and smart tool Guadalupe to Cornudas - Revised Capacity Impact Dth/d
514,515
679,785
145,700
51,496
Line 1100 pipeline maintenance El Paso Area - Rescheduled Line 1100 pipeline remediation El Paso to Afton - Rescheduled
1,268,900
03/28/26
Line 1100 pipeline maintenance El Paso Area Line 1100 pipeline remediation El Paso to Afton
489,968
778,932
03/29/26
03/02/26
Lordsburg 2A maintenance San Simon 2A maintenance
1,009,600
171,840
837,760
Lordsburg 2A maintenance San Simon 2A maintenance San Simon 3A inspection
303,390
706,210
03/04/26
Lordsburg 2A maintenance San Simon 2A maintenance San Simon 3A inspection - Completed
03/06/26
Lordsburg 1A DOT/ESD Tests Lordsburg 2A DOT/ESD Tests Lordsburg 2A maintenance Lordsburg A Station DOT/ESD Tests San Simon 2A maintenance
330,236
679,364
Line 1100 cleaning tool Benson to Vail
714,900
38,556
676,344
Line 1100 smart tool Benson to Vail
71,498
643,402
Vail Station DOT/ESD Tests
674,600
92,451
582,149
Vail 1A DOT/ESD Tests
Vail 2A DOT/ESD Tests
03/16/26
398670
Line 2171 pipeline remediation MLV 1 to MLV 2 - Mesquite Power Plant - (IMSQUITE) - Customer limited to zero Dth/d net capacity during Line 2171 pipeline remediation MLV 1 to MLV 2 - Reduced Outage Duration and Revised Outage Schedule - No capacity reduction
244,720
03/20/26
Line 2171 pipeline remediation MLV 1 to MLV 2 - Mesquite Power Plant - (IMSQUITE) - Customer limited to zero Dth/d net capacity during Line 2171 pipeline remediation MLV 1 to MLV 2 - Current Outage to Mesquite Power Plant (IMSQUITE) on 3/20 only.
03/21/26
03/22/26
301043
SRP/EPNG (DSRP PHX) MARICOPA - Mesquite Block 1 Power Plant - No flow during Line 2171 pipeline maintenance MLV 1 to MLV 2 - Reduced Outage Duration and Revised Outage Schedule - No capacity reduction
518,204
SRP/EPNG (DSRP PHX) MARICOPA - Mesquite Block 1 Power Plant - No flow during Line 2171 pipeline maintenance MLV 1 to MLV 2 - Reduced Outage Duration and Revised Outage Schedule - Current Outage to Mesquite Block 1 Power Plant on 3/20 only.
SRP/EPNG (DSRP PHX) MARICOPA - Mesquite Block 1 Power Plant - No flow during Line 2171 pipeline maintenance MLV 1 to MLV 2 - No capacity reduction
Line 1103 pipeline remediation Gila to Wenden
634,200
315,884
318,316
Cornudas 1B maintenance - Rescheduled Oracle Station DOT/ESD Tests
609,700
104,479
505,221
Cornudas 1B maintenance - Rescheduled
Bowie Station DOT/ESD Tests
72,334
537,366
607,800
71,902
535,898
604,100
103,265
500,835
71,070
533,030
602,100
102,995
499,105
69,070
Oracle Station DOT/ESD Tests
600,000
100,895
Line 2000 pipeline replacements Tom Mix to Casa Grande - FMJ Reduction
611,700
388,100
223,600
Line 2000 pipeline replacements Tom Mix to Casa Grande - Completed
Cornudas C Station DOT/ESD Tests
127,616
484,084
Line 2000 pipeline remediation Tom Mix to Casa Grande C Line 2000 pipeline replacements Tom Mix to Casa Grande - FMJ Reduction
599,600
375,999
26,156
349,843
223,601
Line 2000 pipeline remediation Tom Mix to Casa Grande C - Completed Line 2000 pipeline replacements Tom Mix to Casa Grande - Completed
Cornudas C Station DOT/ESD Tests El Paso 4D inspection - Rescheduled
122,640
476,960
03/15/26
Lordsburg 1C maintenance - Rescheduled
597,300
373,700
El Paso 4D inspection - Rescheduled
592,800
369,200
25,313
343,887
121,152
471,648
590,500
590,499
25,001
565,498
1
120,090
470,410
587,300
587,299
24,322
562,977
584,900
25,036
559,864
300777
APS/EPNG (DAPS PHX) APS PHX MARICOP - Sundance Power Plant (314551) - No flow during L2000 pipeline replacements Tom Mix to Casa Grande C - Reference Critical Notice No. 627579
760,228
APS/EPNG (DAPS PHX) APS PHX MARICOP - Sundance Power Plant (314551) - No flow during L2000 pipeline replacements Tom Mix to Casa Grande C - Reference Critical Notice No. 627579 - Completed - Customer can flow from Line 2000.
In addition to planned outages, this report reflects the repairs and maintenance being performed related to Force Majeure events.
Due to the nature of such events, the dates for the associated repairs and maintenance of those events are assumed to extend until the end of the month.
These repairs and maintenance, however, may extend beyond the end of the month including beyond the current year.
More information on these repairs and maintenance will be posted as a Critical Notice under the Notices section of the Informational Postings tab on the EPNG Electronic Bulletin Board.
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