-Restrictions to Primary In-Path transportation services may be necessary.
SNG - Outage Impact Report
-Restrictions to In-Path transportation services may be necessary.
Seven Day Forecast (updated 06/20/25)
-Restrictions to Interruptible and Out of Path transportation services may be necessary.
-No anticipated impact to transportation services.
Station / Seg
Est Nominal Design Capacity (Thousand Dth)
Monday (6/23)
Tuesday (6/24)
Wednesday (6/25)
Thursday (6/26)
Friday (6/27)
Saturday (6/28)
Sunday (6/29)
Primary Outage(s) that may Impact Throughput
Est. Operational Capacity (Operational Impact) - Thousand Dth
Onward (segment 30)
203
Duncanville Lateral (segment 90)
36
Dearmanville (segment 150)
346
ZONE 2/3 N BOUNDARY
(segment 160)
96
81
(15)
North Main loop line east of Dearmanville: Scheduled Pipeline Maintenance(remediation) Proj-SNG-20609 (6/16/2025 - 6/26/2025)
White Castle (segment 340)
772
Sesh (segment 380)
506
Gwinville (segment 400)
234
Enterprise (segment 430)
2,051
1796
(255)
Enterprise Compressor Station: Unscheduled Unit Maintenance Proj-522211 (6/29/2025 - 7/27/2025)
Enterprise Compressor Station: Unscheduled Unit Maintenance Proj-522211 (6/5/2025 - 7/27/2025)
Enterprise Compressor Station: Unscheduled Unit Maintenance Proj-522213 (6/11/2025 - 6/29/2025)
Selma (segment 460)
2,128
1963
(165)
Selma Compressor Station: Scheduled Unit Maintenance Proj-52451 (5/8/2025 - 7/23/2025)
Ellerslie (segment 490)
1,547
South Atlanta (segment 510)
522
Thomaston East (segment 530)
849
East/South Wrens (segment 560)
585
490
(95)
Wrens Compressor Station: Unscheduled Station Maintenance Proj-52884 (6/19/2025 - 6/29/2025)
South Georgia (segment 650)
127
Albany (segment 660)
62
47
Albany Compressor Station: Unscheduled Unit Maintenance Proj-58173 (6/13/2025 - 6/29/2025)
This document is updated on a weekly basis and outage schedules/impacts are subject to change as the week progresses.
Dates posted on DART should be deemed correct in the event of conflicts between DART posted dates and dates on this report. The impacts sheet are based on steady-state hydraulic models assuming recent operating flows, conditions, and various unit outages.
July 2025 (updated 06/20/25)
Week 1 (6/30 - 7/6)
Week 2 (7/7 - 7/13)
Week 3 (7/14 - 7/20)
Week 4 (7/21 - 7/27)
Week 5 (7/28 - 8/3)
Primary Outage(s)
North Main 2nd loop line west of Onward: Scheduled Pipeline Maintenance(PT), Proj-SNG-15323
178
(25)
(7/22/2025 - 8/15/2025)
500
Franklinton Gwinville 2nd Loop Line south of Gwinville: Scheduled Pipeline Maintenance,
Gwinville Pool (segment 390)
1,607
1377
(230)
Proj-SNG-36213 (7/9/2025 - 7/24/2025)
Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (7/8/2025 - 10/31/2028)
Bay Springs (segment 420)
1,675
1595
(80)
Enterprise Compressor Station: Unscheduled Unit Maintenance, Proj-522211 (6/29/2025 - 7/27/2025)
2,306
2111
(195)
Enterprise Compressor Station: Unscheduled Unit Maintenance, Proj-522211 (6/5/2025 - 7/27/2025)
Selma Compressor Station: Scheduled Unit Maintenance , Proj-52451 (5/8/2025 - 7/23/2025)
2,293
2128
South Main loop AUX line east of Wrens: Scheduled Pipeline Maintenance, Proj-SNG-37905
Wrens to Aiken (Segment 570)
444
269
(175)
(7/14/2025 - 8/14/2025)
Dates posted on DART should be deemed correct in the event of conflicts between DART posted dates and dates on this report.
The impacts sheet are based on steady-state hydraulic models assuming recent operating flows, conditions, and various unit outages.
August 2025 (updated 06/20/25)
Week 1 (8/4 - 8/10)
Week 2 (8/11 - 8/17)
Week 3 (8/18 - 8/24)
Week 4 (8/25 - 8/31)
South Main 2nd Loop Line east of Gallion: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/8/2025 -
Gallion (Segment 440)
2,300
2195
(105)
8/22/2025)
South Main 2nd Loop Line east of Selma: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/22/2025 -
2158
(135)
9/5/2025)
South Main loop AUX line east of Wrens: Scheduled Pipeline Maintenance, Proj-SNG-37905 (7/14/2025
- 8/14/2025)
September 2025 (updated 06/20/25)
Week 1 (9/1 - 9/7)
Week 2 (9/8 - 9/14)
Week 3 (9/15 - 9/21)
Week 4 (9/22 - 9/28)
Duck Lake Franklinton Line north of White Castle: Pipeline Maintenance, Proj-SNG-2933 (9/15/2025 -
LA West Leg (segment 350)
695
675
(20)
9/30/2025)
Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (9/15/2025 - 9/26/2025)
Elmore (segment 460)
2,010
1755
October 2025 (updated 06/20/25)
Week 1 (9/29 - 10/5)
Week 2 (10/6 - 10/12)
Week 3 (10/13 - 10/19)
Week 4 (10/20 - 10/26)
Week 5 (10/27 - 11/2)
798
540
(258)
Duck Lake Franklinton Line north of White Castle: Pipeline Maintenance, Proj-SNG-2933 (9/15/2025 - 9/30/2025)
White Castle Franklinton loop line north of White Castle: Pipeline Maintenance(replacement), Proj-SNG-2933/SNG-3089 (10/1/2025 - 10/31/2025)
2030
(270)
Gallion Compressor Station: Scheduled Unit Maintenance, Proj-523610 (9/29/2025 - 10/17/2025)
Auburn (segment 460)
1,953
1693
(260)
Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52593 (9/29/2025 - 10/31/2025)
1192
(355)
1467
South Main 2nd loop line east of Ellerslie: Scheduled Pipeline Maintenance, Proj-SNG-2570p2 (10/2/2025 - 10/12/2025)
South Main loop line east of Ellerslie: Scheduled Pipeline Maintenance, Proj-SNG-2782 (10/13/2025 - 10/24/2025)
South Main loop line/South Main 2nd loop line east of Ellerslie: Scheduled Pipeline Maintenace, Proj- SNG-2570p1 (9/29/2025 - 10/1/2025)
Hall Gate (segment 560)
705
655
(50)
Wrens Compressor Station: Scheduled Station Maintenance, Proj-52882 (10/6/2025 - 10/17/2025) Wrens Compressor Station: Scheduled Station Maintenance, Proj-52883 (10/6/2025 - 10/17/2025)
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