-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 02/20/25)
-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 (2/24)
Tuesday (2/25)
Wednesday (2/26)
Thursday (2/27)
Friday (2/28)
Saturday (3/1)
Sunday (3/2)
Primary Outage(s) that may Impact Throughput
Est. Operational Capacity (Operational Impact) - Thousand Dth
Onward (segment 30)
209
Duncanville Lateral (segment 90)
36
Dearmanville (segment 150)
355
340
(15)
Dearmanville Compressor Station: Scheduled Unit Maintenance Proj-41656 (2/24/2025 - 3/2/2025)
White Castle (segment 340)
798
Sesh (segment 380)
506
Gwinville Pool (segment 390)
1,707
1497
(210)
Gwinville Compressor Station: Scheduled Station Maintenance Proj-5211P2 (2/5/2025 - 2/26/2025)
Gwinville (segment 400)
234
Enterprise (segment 430)
2,450
2410
(40)
Enterprise Compressor Station: Scheduled Unit Maintenance Proj-522210 (2/24/2025 - 3/7/2025)
Auburn (segment 460)
2,095
1975
(120)
Auburn Compressor Station: Scheduled Unit Maintenance Proj-52592 (2/24/2025 - 2/25/2025)
Ellerslie (segment 490)
1,663
1593
(70)
Ellerslie Compressor Station: Scheduled Unit Maintenance Proj-52675 (2/10/2025 - 3/9/2025)
Ellerslie Compressor Station: Unscheduled Unit Outage Project-52674 (11/14/2024 - 3/9/2025)
Thomaston West (segment 490)
1,650
1605
(45)
Thomaston Compressor Station: Unscheduled Unit Outage Proj-52724 (1/30/2025 - 3/16/2025)
South Atlanta (segment 510)
537
Thomaston East (segment 530)
900
Ocmulgee (segment 530)
801
721
(80)
Ocmulgee Compressor Station: Unscheduled unit outage Proj-52774 (2/10/2025 - 3/2/2025)
South Georgia (segment 650)
143
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.
March 2025 (updated 02/20/25)
Week 1 (3/3 - 3/9)
Week 2 (3/10 - 3/16)
Week 3 (3/17 - 3/23)
Week 4 (3/24 - 3/30)
Primary Outage(s)
LA West Leg (segment 350)
733
(65)
Franklinton Compressor Station: Scheduled Unit Maintenance, Proj-512216 (3/4/2025 - 3/18/2025)
500
1487
(220)
Gwinville Compressor Station: Scheduled Station Maintenance, Proj-5211P3 (3/3/2025 - 3/20/2025)
157
(77)
182
(52)
Gwinville Pickens Line north of Gwinville: Pipeline Maintenance(remediation), Proj-SNG-19050/20646 (3/22/2025 - 3/28/2025)
Gwinville Pickens Line north of Rankin: Pipeline Maintenance(remediation), Proj-SNG-19128 (3/17/2025
- 3/20/2025)
Gwinville Pickens Line south of Pickens: Pipeline Maintenance(remediation), Proj-SNG-19128/26277 (3/3/2025 - 3/10/2025)
Gwinville Pickens Line south of Rankin: Pipeline Maintenance(remediation), Proj-SNG-19050 (3/20/2025 - 3/21/2025)
2200
(250)
Enterprise Compressor Station: Scheduled Unit Maintenance , Proj-522210 (2/24/2025 - 3/7/2025) Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522216 (3/24/2025 - 3/31/2025)
York (segment 440)
2,449
2129
(320)
York Compressor Station: Scheduled Unit Maintenance, Proj-52303 (3/10/2025)
Gallion (Segment 440)
2,457
2162
(295)
Gallion Compressor Station: Scheduled Unit Maintenance , Proj-523610 (3/11/2025)
Selma (segment 460)
2,435
2120
(315)
Selma Compressor Station: Scheduled Unit Maintenance, Proj-52453 (3/12/2025)
Elmore (segment 460)
2,155
1900
(255)
Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (3/13/2025)
1765
(330)
1770
(325)
Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52591-2 (3/3/2025 - 3/7/2025) Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52593 (3/14/2025)
South Main Loop Line east of Auburn: Scheduled Pipeline Maintenance, Proj-SNG-24941 (3/21/2025 - 3/30/2025)
South Main Loop Line west of Ellerslie: Scheduled Pipeline Maintenance, Proj-SNG-24942 (3/21/2025 - 3/30/2025)
Ellerslie Compressor Station: Scheduled Unit Maintenance, Proj-52675 (2/10/2025 - 3/9/2025) Ellerslie Compressor Station: Unscheduled Unit Outage, Project-52674 (11/14/2024 - 3/9/2025)
Thomaston Compressor Station: Unscheduled Unit Outage, Proj-52724 (1/30/2025 - 3/16/2025)
East/South Wrens (segment 560)
724
669
(55)
Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52885 (3/10/2025 - 3/12/2025) Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52885 (3/17/2025 - 3/31/2025)
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.
April 2025 (updated 02/20/25)
Week 1 (3/31 - 4/6)
Week 2 (4/7 - 4/13)
Week 3 (4/14 - 4/20)
Week 4 (4/21 - 4/27)
203
Louisville East (segment 50)
520
210
(310)
275
(245)
2nd North Main Line east of Pickens: Pipeline Maintenance(remediation), Proj-SNG-19047 (4/21/2025 - 5/2/2025)
2nd North Main Line east of Pickens: Pipeline Maintenance(remediation), Proj-SNG-19047 (M) (4/8/2025 - 4/18/2025)
346
772
1,607
1217
(390)
Gwinville Compressor Station: Scheduled Station Maintenance, Proj-521113P5A (4/17/2025 - 4/21/2025) Gwinville Compressor Station: Scheduled Station Maintenance, Proj-5211P4B (4/4/2025 - 4/8/2025) Gwinville Compressor Station: Scheduled Station Maintenance, Proj-5211P4C (4/10/2025 - 4/16/2025) Gwinville Compressor Station: Scheduled Station Maintenance, Proj-5211P5 (4/16/2025 - 4/26/2025)
199
(35)
150
(84)
2nd North Main Line east of Pickens: Pipeline Maintenance(remediation), Proj-SNG-19047 (4/8/2025 - 4/18/2025)
Gwinville Pickens Line north of Gwinville: Pipeline Maintenance(remediation), Proj-SNG- 19050/20646/21938 (3/31/2025 - 4/7/2025)
Pickens Compressor Station: Scheduled Unit Maintenance , Proj-41251 (4/21/2025 - 5/9/2025)
2,306
2056
2136
(170)
Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522216 (3/24/2025 - 3/31/2025) Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522216 (4/1/2025 - 4/7/2025)
2,305
2080
(225)
York Compressor Station: Scheduled Unit Maintenance, Proj-52303 (4/7/2025 - 4/9/2025)
2,300
2030
(270)
Gallion Compressor Station: Scheduled Unit Maintenance , Proj-523610 (3/31/2025 - 4/2/2025)
2,293
2043
1993
(300)
Selma Compressor Station: Scheduled Unit Maintenance, Proj-52453 (4/2/2025 - 4/4/2025) South Main Loop Line east of Selma: Scheduled Pipeline Maintenance, Proj-SNG-24945 (4/25/2025 -
5/2/2025)
1,953
1813
(140)
1633
Auburn Compressor Station: Scheduled Station Maintenance, Proj-5259 (4/27/2025 - 5/2/2025) South Main Loop Line west of Ellerslie: Scheduled Pipeline Maintenance, Proj-SNG-24943 (4/12/2025 -
4/21/2025)
South Main Loop Line west of Ellerslie: Scheduled Pipeline Maintenance, Proj-SNG-24944 (4/12/2025 - 4/21/2025)
1,547
522
849
680
625
Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52885 (3/17/2025 - 3/31/2025)
127
Holy Trinity (segment 655)
97
(30)
Holy Trinity Compressor Station: Scheduled Station Maintenance (4/7/2025 - 4/12/2025) Holy Trinity Compressor Station: Scheduled Unit Maintenance, Proj-58051 (4/7/2025 - 4/12/2025) Mainline #1 north of Holy Trinity Compressor Station: Scheduled Pipeline Maintenance (4/1/2025 -
4/6/2025)
May 2025 (updated 02/20/25)
Week 1 (4/28 - 5/4)
Week 2 (5/5 - 5/11)
Week 3 (5/12 - 5/18)
Week 4 (5/19 - 5/25)
Week 5 (5/26 - 6/1)
2nd North Main Line east of Pickens: Pipeline Maintenance(remediation), Proj-SNG-19047 (5/5/2025 - 5/21/2025)
South Main Loop Line east of Selma: Scheduled Pipeline Maintenance, Proj-SNG-24945 (4/25/2025 - 5/2/2025)
Auburn Compressor Station: Scheduled Station Maintenance, Proj-5259 (4/27/2025 - 5/2/2025)
June 2025 (updated 02/20/25)
Week 1 (6/2 - 6/8)
Week 2 (6/9 - 6/15)
Week 3 (6/16 - 6/22)
Week 4 (6/23 - 6/29)