EPNG Maintenance Calendar
October 2025
Seg Area
Seg Nbr
Flow Dir
Location
Base Capacity (MDth)
Wed 1
Thu 2
Fri 3
Sat 4
Sun 5
Mon 6
Tue 7
Wed 8
Thu 9
Fri 10
Sat 11
Sun 12
Mon 13
Tue 14
Wed 15
Thu 16
Fri 17
Sat 18
Sun 19
Mon 20
Tue 21
Wed 22
Thu 23
Fri 24
Sat 25
Sun 26
Mon 27
Tue 28
Wed 29
Thu 30
Fri 31
Anadarko
685
314430 (INN30PLA)
750
375
% Seg Avail
100%
0%
50%
690
F
PLAIN ST
756
293
213
378
61%
72%
692
300109 (INN26PLA)
189
94
715
B
PLAINS N
329
164
740
AMAR N
264
29
89%
AMAR S
310
75
76%
780
DUMAS E
170
0
DUMAS S
311
Havasu
400
DUTCH F
632
69
39
113
94%
82%
Lincoln Crossover
640
CAPROCK N
616
123
52%
80%
88%
Line 1903
3060
CADEHR
609
North Mainline
200
NORTH ML
2283
300
280
589
410
643
451
87%
74%
Permian Virtual Segment
940
GUADLUP
1182
63
KEYST ST
781
160
107
KEYSTAFL
751
131
73
L2000
610
92
PECOS
1229
104
PERM N
389
194
WA2CORN
746
WINK
442
301705 (IOWNRNCH)
155
314447 (ICONSTER)
41
377034 (ITEXNEUN)
76
38
377078 (ISUNJAME)
60
377248 (IPHSPBRY)
34
49986 (DPEGASUS)
3
53626 (DSTERLNG)
45
55934 (ITLEGACY)
100
55935 (DTLEGACY)
1
56524 (DBLUESKY)
800913 (IDEADWD)
77
Plains to Permian
920
PERMPLNS
379
314948 (IMUSTANG)
120
South Mainline
1600
CORN HPW
600
64
CORN LPW
1190
99
154
CORNL2K
593
CORNTRN
148
2531
83%
85%
90%
1640
EL PASO
1261
ELPASO C
603
ELPASO E
595
78
2459
97%
1680
AFTON
1070
405
HP 2
598
L2K-2
590
2258
1760
LORDS B
LORDS C
586
LORDSBRG
998
42
136
2179
92%
95%
91%
1800
BOWIE
61
CIMARRON
583
70
DRAGOON
1891
93%
2160
WENDEN
2189
WENDWST
1556
900
3745
2500
EHRENBRG
2059
1402
1406
943
32%
54%
301016 (DSCALEHR)
1481
830
829
366
44%
75%
301693 (INORBAJA)
952
439
314980 (IBLYTHE)
80
Start Date
End Date
Region
Scheduling Location
Maintenance List
Base Capacity Dthd
Total Reduction Dthd
PLM Reduction Dthd
FMJ Reduction Dthd
Net Dthd
Update
10/01/25
NM
Flagstaff 2A equipment failure repair - FMJ Reduction Dilkon 1A repair Leupp 3B inspection Window Rock 2A inspection
2,283,001
300,303
209,757
90,546
1,982,698
10/02/25
Flagstaff 2A equipment failure repair - FMJ Reduction Dilkon 1A repair Window Rock 2A inspection
10/03/25
10/06/25
Flagstaff 2A equipment failure repair - FMJ Reduction Dilkon 1A repair
280,357
189,811
2,002,644
10/07/25
Flagstaff 2A equipment failure repair - FMJ Reduction Dilkon 1A repair Line 1200 smart tool Flagstaff to Seligman Window Rock 5A inspection
589,942
499,396
1,693,059
10/08/25
Flagstaff 2A equipment failure repair - FMJ Reduction Dilkon 1A repair Window Rock 5A inspection
10/09/25
Flagstaff 2A equipment failure repair - FMJ Reduction Dilkon 1A repair Hackberry Station inspection Window Rock 5A inspection
410,611
320,065
1,872,390
10/10/25
10/13/25
10/14/25
10/15/25
Flagstaff 2A equipment failure repair - FMJ Reduction Dilkon 1A repair Line 1200 pipeline remediation Window Rock to Navajo
643,603
553,057
1,639,398
10/16/25
10/20/25
Flagstaff 2A equipment failure repair - FMJ Reduction Dilkon 1A repair Line 1200 pipeline remediation Window Rock to Navajo - Completed
10/21/25
Flagstaff 2A equipment failure repair - FMJ Reduction Window Rock 2B inspection Dilkon 1A repair
10/22/25
10/23/25
Flagstaff 2A equipment failure repair - FMJ Reduction Leupp 6A inspection Window Rock 2B inspection Dilkon 1A repair
10/24/25
10/27/25
10/28/25
10/30/25
Flagstaff 2A equipment failure repair - FMJ Reduction Leupp D Station maintenance Dilkon 1A repair
451,935
361,389
1,831,066
10/31/25
HX
Dutch Flats 1A DOT/ESD Tests
632,900
69,552
563,348
Dutch Flats Station DOT/ESD Tests - Rescheduled Dutch Flats Station inspection - Rescheduled Dutch Flats 2A DOT/ESD Tests
39,397
593,503
Dutch Flats 2A DOT/ESD Tests - Rescheduled
-
Dutch Flats Station DOT/ESD Tests Dutch Flats Station inspection
113,782
519,118
XO
Laguna Station equipment failure repair - FMJ Reduction Caprock 2A equipment failure repair - FMJ Reduction Bluewater 2B and 3B equipment failure repair - FMJ Reduction Line 1301 pipeline maintenance Bluewater to Valve City
616,800
293,655
5,075
288,580
323,145
10/17/25
Laguna Station equipment failure repair - FMJ Reduction Caprock 2A equipment failure repair - FMJ Reduction Bluewater 2B and 3B equipment failure repair - Completed Line 1301 pipeline maintenance Bluewater to Valve City
123,404
48,158
75,246
493,396
10/18/25
Laguna Station equipment failure repair - FMJ Reduction Caprock 2A equipment failure repair - FMJ Reduction Bluewater 2B and 3B equipment failure repair - Completed
541,554
AN
Dumas Station maintenance - Completed
170,500
311,400
Dimmitt 2A maintenance Amarillo 1A equipment failure repair - FMJ Reduction
264,400
29,041
235,359
Dimmitt 2A maintenance Amarillo 1A equipment failure repair - FMJ Reduction Dimmitt Station station maintenance - Rescheduled
310,400
75,041
Plains Station DOT/ESD Tests - Deliveries cannot be made to INN30PLA, IW40-043, or IMUSTANG; during this outage, no gas can be received at INN26PLA.
329,100
Plains Station DOT/ESD Tests - Deliveries cannot be made to INN30PLA, IW40-043, or IMUSTANG; during this outage, no gas can be received at INN26PLA - Completed
164,550
Update Cycle 4
379,300
189,650
389,300
194,650
PR
Plains 3A repair Plains 6A repair Plains 8A repair Plains 10A repair Plains 14A repair Plains 15A repair
756,100
293,370
462,730
Plains 3A repair Plains 6A repair - Completed Plains 8A repair Plains 10A repair - Completed Plains 14A repair Plains 15A repair
213,838
542,262
Plains 3A repair Plains 6A repair - Completed Plains 8A repair Plains 10A repair - Completed Plains 14A repair Plains 15A repair Plains Station DOT/ESD Tests - Deliveries cannot be made to INN30PLA, IW40-043, or IMUSTANG; during this outage, no gas can be received at INN26PLA.
Plains 3A repair Plains 6A repair - Completed Plains 8A repair Plains 10A repair - Completed Plains 14A repair Plains 15A repair Plains Station DOT/ESD Tests - Deliveries cannot be made to INN30PLA, IW40-043, or IMUSTANG; during this outage, no gas can be received at INN26PLA - Completed
378,050
10/25/25
300109
Plains Station DOT/ESD Tests - Northern Natural 26" to EPNG Receipt - (INN26PLA) - Customer to zero Dth/d during Plains Station DOT/ESD Tests
189,620
Plains Station DOT/ESD Tests - Northern Natural 26" to EPNG Receipt - (INN26PLA) - Customer to zero Dth/d during Plains Station DOT/ESD Tests - Completed
94,810
314430
Plains Station DOT/ESD Tests -EPNG to Northern Natural 30" Delivery - (INN30PLA) - Customer to zero Dth/d during Plains Station DOT/ESD Tests
750,000
Plains Station DOT/ESD Tests -EPNG to Northern Natural 30" Delivery - (INN30PLA) - Customer to zero Dth/d during Plains Station DOT/ESD Tests - Completed
375,000
314948
Plains Station DOT/ESD Tests -Golden Spread Delivery - (IMUSTANG) - Customer to zero Dth/d during Plains Station DOT/ESD Tests
120,180
Plains Station DOT/ESD Tests -Golden Spread Delivery - (IMUSTANG) - Customer to zero Dth/d during Plains Station DOT/ESD Tests - Completed
60,090
377034
Texaco Eunice Receipt - (ITEXNEUN) - Customer reduced by 38,273 Dth/d during meter station maintenance
76,545
38,273
38,272
Keystone 11A repair Keystone 12A repair Keystone 2B repair
781,000
160,318
620,682
Keystone 11A repair Keystone 12A repair - Completed Keystone 2B repair
107,573
673,427
751,800
131,118
73,373
678,427
SM
Wink Station DOT/ESD Tests Wink Station maintenance
610,000
442,200
167,800
Wink Station maintenance
10/04/25
377078
Line 3132 pipeline remediation Jameson to Sterling - WTG Jameson Receipt - (ISUNJAME) - Customer to zero Dth/d during this pipeline remediation
60,080
10/05/25
Line 3132 pipeline remediation Jameson to Sterling - WTG Jameson Receipt - (ISUNJAME) - Customer to zero Dth/d during this pipeline remediation - Completed
314447
Line 3132 pipeline remediation Jameson to Sterling - Conoco Sterling Receipt (ICONSTER) - Customer to zero Dth/d during this pipeline remediation
41,870
800913
Line 3132 pipeline remediation Jameson to Sterling - Deadwood Receipt - (IDEADWD) - Customer to zero Dth/d during this pipeline remediation
77,000
Line 3132 pipeline remediation Jameson to Sterling - Deadwood Receipt - (IDEADWD) - Customer to zero Dth/d during this pipeline remediation - Completed
53626
Line 3132 pipeline remediation Jameson to Sterling - GCX Sterling Delivery (STERLING MIDLAND) - Customer to zero Dth/d during pipeline remediation
45,300
Line 3132 pipeline remediation Jameson to Sterling - GCX Sterling Delivery (STERLING MIDLAND) - Customer to zero Dth/d during pipeline remediation - Completed
10/29/25
377248
Line 3114 ILI inspections - Phillips Sprayberry Receipt - (IPHSPBRY) - Customer to zero Dth/d during Line 3114 ILI inspections
34,060
301705
Line 3114 ILI inspections - Owens Ranch Receipt - (IOWNRNCH) - Customer to zero Dth/d during Line 3114 ILI inspections
155,850
55934
Line 3114 ILI inspections - Legacy Receipt - (ITLEGACY) - Customer to zero Dth/d during Line 3114 ILI inspections
100,000
55935
Line 3114 ILI inspections - Legacy Delivery - (DTLEGACY) - Customer to zero Dth/d during Line 3114 ILI inspections
1,500
49986
Line 3114 ILI inspections - Pegasus Delivery - (DPEGASUS) - Customer to zero Dth/d during Line 3114 ILI inspections
3,250
56524
Line 3114 ILI inspections - Blue Sky Delivery - (DBLUESKY) - Customer to zero Dth/d during Line 3114 ILI inspections
3,800
Gresham Station mechanical failure repair - FMJ Reduction
746,800
107,156
639,644
Line 1110 cleaning tool Pecos River to Guadalupe
1,229,100
104,549
1,124,551
Line 1110 cleaning/smart tools Pecos River to Guadalupe
Line 1110 cleaning/smart tools Pecos River to Guadalupe - Reduced Project Schedule (Duration)
Pecos River 2A maintenance - Rescheduled
1,182,500
63,134
1,119,366
63,133
1,119,367
Hueco 3A equipment failure repair - FMJ Reduction Cornudas 1A equipment failure repair - FMJ Reduction Hueco Station DOT/ESD Tests
1,190,200
200,152
100,532
99,620
990,048
Hueco 3A equipment failure repair - FMJ Reduction Cornudas 1A equipment failure repair - FMJ Reduction
1,090,580
Hueco 3A equipment failure repair - FMJ Reduction Cornudas 1A equipment failure repair - FMJ Reduction Hueco 1A maintenance
154,785
55,165
1,035,415
Hueco 3A equipment failure repair - FMJ Reduction Cornudas 1A equipment failure repair - FMJ Reduction Hueco 1A maintenance - Completed
Line 1103 smart tool Afton to Deming
1,070,500
405,188
665,312
San Simon 2A maintenance
998,100
42,351
955,749
Lordsburg 2A maintenance
39,527
958,573
Lordsburg 2A maintenance - Revised Capacity Impact Dth/d
136,626
861,474
MOJ
Line 20118 pipeline maintenance Wenden to Ehrenberg Line 1903 capacity to South Mainline set to zero Dth/d during Line 20118 pipeline maintenance Wenden to Ehrenberg - Reference Critical Notice ID No(s): 626021 and 626103 - Delayed
609,000
Line 20118 pipeline maintenance Wenden to Ehrenberg Line 1903 capacity to South Mainline set to zero Dth/d during Line 20118 pipeline maintenance Wenden to Ehrenberg - Reference Critical Notice ID No(s): 626021 and 626103
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103
1,556,300
900,995
655,305
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg
900,335
655,965
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg - Extended - Reference Critical Notice ID: 626181
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg - Reference Critical Notice ID: 626181 - Extended
Line 1103 pipeline maintenance Wenden to Ehrenberg
375,691
1,180,609
Line 1103 pipeline maintenance Wenden to Ehrenberg - Rescheduled
Update Cycle 1
2,059,600
1,402,050
657,550
1,406,860
652,740
943,779
1,115,821
301693
North Baja Delivery - (INORBAJA) - Customer limited to CADIZSOU Line 1903 volume during Line 20118 pipeline maintenance Wenden to Ehrenberg - Reference Critical Notice ID: 626021 - Delayed
952,680
North Baja Delivery - (INORBAJA) - Customer limited to CADIZSOU Line 1903 volume during Line 20118 pipeline maintenance Wenden to Ehrenberg - Reference Critical Notice ID: 626021
439,180
513,500
301016
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 - 301016 (DSCALEHR) So Cal Ehrenberg Delivery Capacity Impact
1,481,910
830,460
651,450
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg - 301016 (DSCALEHR) So Cal Ehrenberg Delivery Capacity Impact
829,170
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg - 301016 (DSCALEHR) So Cal Ehrenberg Delivery Capacity Impact - Extended - Reference Critical Notice ID: 626181
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg - 301016 (DSCALEHR) So Cal Ehrenberg Delivery Capacity Impact - Reference Critical Notice ID: 626181 - Extended
Line 1103 pipeline maintenance Wenden to Ehrenberg - 301016 (DSCALEHR) So Cal Ehrenberg Delivery Capacity Impact
366,089
Line 1103 pipeline maintenance Wenden to Ehrenberg - 301016 (DSCALEHR) So Cal Ehrenberg Delivery Capacity Impact - Rescheduled
314980
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 - Blythe Power Plant Delivery - (IBLYTHE) - Customer currently not impacted during Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Informational Only
80,000
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg - Blythe Power Plant Delivery - (IBLYTHE) - Customer currently not impacted during Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment and Line 1110 pipeline maintenance Wenden to Ehrenberg - Informational Only
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg - Blythe Power Plant Delivery - (IBLYTHE) - Customer currently not impacted during Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment and Line 1110 pipeline maintenance Wenden to Ehrenberg - Informational Only - Extended - Reference Critical Notice ID: 626181
Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment - Extended - Reference Notice ID: 626103 Line 1110 pipeline maintenance Wenden to Ehrenberg - Blythe Power Plant Delivery - (IBLYTHE) - Customer currently not impacted during Line 20118 pipeline maintenance Wenden to Ehrenberg Upstream Segment and Line 1110 pipeline maintenance Wenden to Ehrenberg - Informational Only - Reference Critical Notice ID: 626181 - Extended
Line 1103 pipeline maintenance Wenden to Ehrenberg - Blythe Power Plant Delivery - (IBLYTHE) - Customer currently not impacted during Line 1103 pipeline maintenance Wenden to Ehrenberg - Informational Only
Line 1103 pipeline maintenance Wenden to Ehrenberg - Blythe Power Plant Delivery - (IBLYTHE) - Customer currently not impacted during Line 1103 pipeline maintenance Wenden to Ehrenberg - Informational Only - Rescheduled
10/11/25
El Paso 4D maintenance - Additonal Constraint Capacity Reduction Added
92,381
517,619
El Paso 4D maintenance - Extended
El Paso 4D maintenance
593,000
75,381
10/12/25
595,700
78,081
590,700
73,081
586,200
73,234
512,966
583,900
70,934
148,800
94,756
54,044
Bowie Station maintenance
600,600
64,864
535,736
595,100
63,950
531,150
593,100
61,950
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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