Southern Natural Gas Notice 711825

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All information here is provided as a service and information is not guaranteed to be accurate. PipeRiv is not responsible for any incorrect information.

TSP/TSP Name:  6900518-SOUTHERN NATURAL GAS CO. Critical: Y
Notice Type Desc (1):  MAINTENANCE Notice Type Desc (2):  MAINTENANCE
Notice Eff Date/Time:  03/26/2026 2:54:09PM Notice End Date/Time:  03/27/2026 9:00:00am
Post Date/Time:  3/26/2026 2:54:09 PM Notice ID: 711825
Reqrd Rsp:  1 Rsp Date:  03/26/2026
Notice Stat Desc:  INITIATE Prior Notice: 
Subject:  Outage Impact Report
Notice Text:

 

 

 

 

 

 

 

-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 03/26/26)

 

 

 

-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 (3/30)

 

Tuesday (3/31)

 

Wednesday (4/1)

 

Thursday (4/2)

 

Friday (4/3)

 

Saturday (4/4)

 

Sunday (4/5)

 

 

Primary Outage(s) that may Impact Throughput

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

 

100

 

 

100

 

82

(18)

 

82

(18)

 

82

(18)

 

82

(18)

 

82

(18)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance Proj-SNG-38163(PT) (4/1/2026 - 4/15/2026)

 

Tarrant (segment 130

 

 

539 / 563

 

519

(20)

 

519

(20)

 

543

(20)

 

543

(20)

 

543

(20)

 

543

(20)

 

543

(20)

Tarrant Compressor Station: Scheduled Unit Maintenance Proj-415212 (3/9/2026 - 4/19/2026)

 

Dearmanville (segment 150)

 

 

355 / 346

 

210

(145)

 

210

(145)

 

201

(145)

 

201

(145)

 

201

(145)

 

201

(145)

 

201

(145)

Dearmanville Compressor Station: Scheduled Pipeline Maintenance(PT) Proj-SNG-15344(HS) (3/30/2026 - 4/17/2026)

 

White Castle (segment 340)

 

 

798 / 750

 

 

798

 

 

798

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

LA West Leg (segment 350)

 

 

798 / 720

 

733

(65)

 

733

(65)

 

655

(65)

 

 

720

 

 

720

 

 

720

 

 

720

Franklinton Compressor Station: Scheduled Unit Maintenance Proj-512216 (3/9/2026 - 4/1/2026)

 

Sesh (segment 380)

 

 

506 / 500

 

 

506

 

 

506

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville (segment 400)

 

 

234

 

0

(234)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

Gwinville Compressor Station: Scheduled Station Maintenance Proj-5211 (3/30/2026)

 

Gwinville East (segment 410)

 

 

1,655

 

1507

(148)

 

 

1,655

 

 

1,655

 

 

1,655

 

 

1,655

 

 

1,655

 

 

1,655

Gwinville Compressor Station: Scheduled Station Maintenance Proj-5211 (3/30/2026)

 

Bay Springs (segment 420)

 

1,887 /

1,677

 

1647

(240)

 

1647

(240)

 

1597

(80)

 

1597

(80)

 

1597

(80)

 

1597

(80)

 

1597

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance Proj-52161 (4/1/2026 - 10/31/2026)

Bay Springs Compressor Station: Scheduled Unit Maintenance Proj-52161 (7/8/2025 - 3/31/2026)

 

Enterprise (segment 430)

 

2,450 /

2,306

 

2400

(50)

 

2400

(50)

 

2236

(70)

 

2236

(70)

 

2236

(70)

 

2236

(70)

 

2236

(70)

Enterprise Compressor Station: Scheduled Unit Maintenance Proj-522212 (3/16/2026 - 3/31/2026)

Enterprise Compressor Station: Scheduled Unit Maintenance Proj-522212 (4/1/2026 - 5/8/2026)

 

Selma (segment 460)

 

2,435 /

2,293

 

2335

(100)

 

2335

(100)

 

2128

(165)

 

2128

(165)

 

2128

(165)

 

2128

(165)

 

2128

(165)

Selma Compressor Station: Unscheduled Unit Maintenance Proj-52301 (4/1/2026 - 5/31/2026)

Selma Compressor Station: Unscheduled Unit Maintenance Proj-52451 (12/22/2025 - 3/31/2026)

 

Ellerslie (segment 490)

 

1,663 /

1,547

 

1513

(150)

 

1513

(150)

 

1397

(150)

 

1397

(150)

 

1397

(150)

 

1397

(150)

 

1397

(150)

Ellerslie Compressor Station: Unscheduled Unit Outage Proj-52678 (12/7/2025 - 4/5/2026)

 

South Atlanta (segment 510)

 

 

537 / 522

 

 

537

 

 

537

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

900 / 849

 

 

900

 

 

900

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

South Georgia (segment 650)

 

 

143 / 127

 

 

143

 

 

143

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

 

Holy Trinity (segment 655)

 

 

143 / 127

 

116

(27)

 

116

(27)

 

100

(27)

 

100

(27)

 

100

(27)

 

100

(27)

 

100

(27)

Holy Trinity Compressor Station: Scheduled Unit Maintenance Proj-58051-2 (3/23/2026 - 4/17/2026)

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.


 

 

 

 

 

-Restrictions to Primary In-Path transportation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

-Restrictions to In-Path transportation services may be necessary.

 

 

April 2026 (updated 03/26/26)

 

 

-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)

Week 1 (3/30 - 4/5)

Week 2 (4/6 - 4/12)

Week 3 (4/13 - 4/19)

Week 4 (4/20 - 4/26)

Week 5 (4/27 - 5/3)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

 

Onward (segment 30)

 

 

203

 

 

 

203

 

 

203

 

 

203

 

 

203

 

 

 

Louisville East (segment 50)

 

 

520

 

 

 

36

 

 

36

 

 

36

 

190

(330)

Louisville Compressor Station: Scheduled Unit Maintenance, Proj-4132LS (4/27/2026 - 5/1/2026)

 

Duncanville Lateral (segment 90)

 

 

36

 

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

 

82

(18)

 

82

(18)

 

 

100

 

86

(14)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (4/1/2026 - 4/15/2026)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (5/1/2026 - 6/26/2026)

 

 

Tarrant (segment 130)

 

 

563

 

 

543

(20)

 

543

(20)

 

 

563

 

 

563

Tarrant Compressor Station: Scheduled Unit Maintenance, Proj-415212 (3/9/2026 - 4/19/2026)

 

 

Dearmanville (segment 150)

 

 

346

 

 

171

(175)

 

171

(175)

 

 

346

 

 

346

Dearmanville Compressor Station: Scheduled Pipeline Maintenance(PT), Proj-SNG-15344 (4/8/2026 - 4/17/2026)

Dearmanville Compressor Station: Scheduled Pipeline Maintenance(PT), Proj-SNG-15344(HS) (3/30/2026 - 4/17/2026)

 

 

White Castle (segment 340)

 

 

750

 

 

 

750

 

 

750

 

 

750

 

 

750

 

 

 

Sesh (segment 380)

 

 

500

 

 

 

500

 

 

500

 

 

500

 

 

500

 

 

 

Gwinville (segment 400)

 

 

234

 

 

200

(34)

 

200

(34)

 

200

(34)

 

200

(34)

Gwinville Compressor Station: Scheduled Unit Maintenance, Proj-52112 (4/20/2026 - 5/3/2026) Gwinville Compressor Station: Scheduled Unit Maintenance, Proj-52112 (4/6/2026 - 4/19/2026)

 

 

Bay Springs (segment 420)

 

 

1,677

 

 

1597

(80)

 

1597

(80)

 

1597

(80)

 

1597

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (4/1/2026 - 10/31/2026)

 

 

 

Enterprise (segment 430)

 

 

 

2,306

 

 

 

2236

(70)

 

 

2191

(115)

 

 

2181

(125)

 

 

2236

(70)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522212 (4/1/2026 - 5/8/2026)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-5222-14-15 (4/20/2026 - 4/23/2026)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-5222-8-9-10 (4/6/2026 - 4/9/2026)

South Main 2nd loop line east of Enterprise: Scheduled Pipeline Maintenance, Proj-SNG-8792 (4/17/2026

- 4/26/2026)

 

 

York (segment 440)

 

 

2,305

 

 

 

2,305

 

 

2,305

 

2010

(295)

 

 

2,305

York Compressor Station: Scheduled Unit Maintenance, Proj-52303 (4/24/2026)

 

 

Gallion (Segment 440)

 

 

2,300

 

 

 

2,300

 

 

2,300

 

1965

(335)

 

2145

(155)

Gallion Compressor Station: Scheduled Unit Maintenance , Proj-523610 (4/23/2026) Gallion Compressor Station: Scheduled Unit Maintenance, Proj-52369 (4/27/2026 - 5/10/2026)

South Main loop line east of Gallion: Scheduled Pipeline Maintenance(remediation), Proj-SNG-22002 (4/27/2026 - 5/1/2026)

 

 

Selma (segment 460)

 

 

2,293

 

 

2128

(165)

 

2128

(165)

 

1973

(320)

 

2128

(165)

Selma Compressor Station: Scheduled Unit Maintenance, Proj-52453 (4/22/2026) Selma Compressor Station: Unscheduled Unit Maintenance, Proj-52301 (4/1/2026 - 5/31/2026)

 

 

Elmore (segment 460)

 

 

2,010

 

 

 

2,010

 

 

2,010

 

1755

(255)

 

 

2,010

Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (4/21/2026)

 

 

Auburn (segment 460)

 

 

1,953

 

 

 

1,953

 

 

1,953

 

1693

(260)

 

 

1,953

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52593 (4/20/2026)

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

 

South Atlanta (segment 510)

 

 

522

 

 

 

522

 

 

522

 

 

522

 

 

522

 

 

 

Thomaston East (segment 530)

 

 

849

 

 

 

849

 

 

849

 

 

849

 

 

849

 

 

 

Hall Gate (segment 560)

 

 

705

 

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

Hall Gate Compressor Station: Scheduled Unit Maintenance, Proj-52833 (4/6/2026 - 5/10/2026)

 

East/South Wrens (segment 560)

 

 

680

 

 

 

680

 

 

680

 

590

(90)

 

 

680

Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52881-2-3 (4/20/2026 - 4/21/2026) Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52884 (4/21/2026 - 4/22/2026) Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52885 (4/23/2026 - 4/24/2026)

 

 

South Georgia (segment 650)

 

 

127

 

 

 

127

 

 

127

 

 

127

 

 

127

 

 

 

Holy Trinity (segment 655)

 

 

127

 

 

100

(27)

 

100

(27)

 

 

127

 

 

127

Holy Trinity Compressor Station: Scheduled Unit Maintenance, Proj-58051-2 (3/23/2026 - 4/17/2026)

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.


 

 

 

 

 

-Restrictions to Primary In-Path transportation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

-Restrictions to In-Path transportation services may be necessary.

 

 

May 2026 (updated 03/26/26)

 

 

-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)

Week 1 (5/4 - 5/10)

Week 2 (5/11 - 5/17)

Week 3 (5/18 - 5/24)

Week 4 (5/25 - 5/31)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

86

(14)

 

86

(14)

 

86

(14)

 

86

(14)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (5/1/2026 - 6/26/2026)

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

 

White Castle (segment 340)

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

 

Bay Springs (segment 420)

 

 

1,675

 

1595

(80)

 

1595

(80)

 

1595

(80)

 

1595

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (4/1/2026 - 10/31/2026)

 

 

Enterprise (segment 430)

 

 

2,306

 

2236

(70)

 

 

2,306

 

2126

(180)

 

2126

(180)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522212 (4/1/2026 - 5/8/2026)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522215 (5/18/2026 - 6/21/2026)

 

 

York (segment 440)

 

 

2,305

 

 

2,305

 

 

2,305

 

2080

(225)

 

2235

(70)

South Main 2nd loop line east of York: Scheduled Pipeline Maintenance, Proj-SNG-36214 (5/25/2026 - 5/31/2026)

York Compressor Station: Scheduled Unit Maintenance, Proj-52303 (5/21/2026 - 5/23/2026)

 

 

Gallion (Segment 440)

 

 

2,300

 

 

2210

(90)

 

 

2210

(90)

 

 

2255

(45)

 

 

2,300

Gallion Compressor Station: Scheduled Unit Maintenance, Proj-52368 (5/11/2026 - 5/21/2026) Gallion Compressor Station: Scheduled Unit Maintenance, Proj-52369 (4/27/2026 - 5/10/2026) South Main line east of Gallion: Scheduled Pipeline Maintenance(remediation),

Proj-SNG-19219(1) (5/4/2026 - 5/6/2026)

South Main line west of Selma: Scheduled Pipeline Maintenance(remediation), Proj-SNG-19219(2) (5/7/2026 - 5/12/2026)

 

 

Selma (segment 460)

 

 

2,293

 

2128

(165)

 

2128

(165)

 

2003

(290)

 

2128

(165)

Selma Compressor Station: Scheduled Unit Maintenance, Proj-52453 (5/18/2026 - 5/20/2026) Selma Compressor Station: Unscheduled Unit Maintenance, Proj-52301 (4/1/2026 - 5/31/2026)

 

 

Elmore (segment 460)

 

 

2,010

 

1915

(95)

 

1755

(255)

 

 

2,010

 

 

2,010

Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (5/14/2026 - 5/16/2026) Elmore Compressor Station: Scheduled Unit Maintenance, Proj-5251B (5/4/2026 - 5/8/2026)

 

 

Auburn (segment 460)

 

 

1,953

 

 

1,953

 

1698

(255)

 

1738

(215)

 

1848

(105)

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52593 (5/11/2026 - 5/13/2026) South Main loop line east of Auburn: Scheduled Pipeline Maintenance(remediation),

Proj-SNG-20457(1) (5/18/2026 - 5/22/2026)

South Main loop line east of Auburn: Scheduled Pipeline Maintenance(remediation), Proj-SNG-20457(2) (5/23/2026 - 5/29/2026)

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

1,547

 

 

1,547

 

1402

(145)

 

 

1,547

Ellerslie Compressor Station: Scheduled Unit Maintenance , Proj-52678-9 (5/18/2026 - 5/21/2026)

 

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

 

Hall Gate (segment 560)

 

 

705

 

635

(70)

 

 

705

 

 

705

 

 

705

Hall Gate Compressor Station: Scheduled Unit Maintenance, Proj-52833 (4/6/2026 - 5/10/2026)

 

 

South Georgia (segment 650)

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

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.


 

 

 

 

 

-Restrictions to Primary In-Path transportation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

-Restrictions to In-Path transportation services may be necessary.

 

June 2026 (updated 03/26/26)

 

-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)

Week 1 (6/1 - 6/7)

Week 2 (6/8 - 6/14)

Week 3 (6/15 - 6/21)

Week 4 (6/22 - 6/28)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

86

(14)

 

86

(14)

 

86

(14)

 

86

(14)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (5/1/2026 - 6/26/2026)

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Bay Springs (segment 420)

 

 

1,675

 

1595

(80)

 

1595

(80)

 

1595

(80)

 

1595

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (4/1/2026 - 10/31/2026)

 

Enterprise (segment 430)

 

 

2,306

 

2126

(180)

 

2126

(180)

 

2126

(180)

 

 

2,306

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522215 (5/18/2026 - 6/21/2026)

 

Auburn (segment 460)

 

 

1,953

 

1793

(160)

 

1793

(160)

 

 

1,953

 

 

1,953

South Main loop line east of Auburn: Scheduled Pipeline Maintenance(remediation), Proj-SNG-22003(1) (6/1/2026 - 6/9/2026)

South Main loop line east of Auburn: Scheduled Pipeline Maintenance(remediation), Proj-SNG-22003(2) (6/10/2026 - 6/14/2026)

 

Ellerslie (segment 490)

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

South Georgia (segment 650)

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

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.


 

 

 

 

 

-Restrictions to Primary In-Path transportation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

-Restrictions to In-Path transportation services may be necessary.

 

 

July 2026 (updated 03/26/26)

 

 

-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)

Week 1 (6/29 - 7/5)

Week 2 (7/6 - 7/12)

Week 3 (7/13 - 7/19)

Week 4 (7/20 - 7/26)

Week 5 (7/27 - 8/2)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

86

(14)

 

86

(14)

 

86

(14)

 

86

(14)

 

86

(14)

Bessemer Calera loop line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (7/1/2026 - 8/15/2026)

 

Tarrant (segment 130)

 

 

563

 

 

563

 

543

(20)

 

543

(20)

 

543

(20)

 

543

(20)

Tarrant Compressor Station: Scheduled Unit Maintenance(panel), Proj-41527-8-9-10-11 (7/6/2026 - 9/13/2026)

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Bay Springs (segment 420)

 

 

1,675

 

1595

(80)

 

1595

(80)

 

1595

(80)

 

1595

(80)

 

1595

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (4/1/2026 - 10/31/2026)

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

South Georgia (segment 650)

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

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.

 

TSP/TSP Name:  6900518-SOUTHERN NATURAL GAS CO. Critical: Y
Notice Type Desc (1):  MAINTENANCE Notice Type Desc (2):  MAINTENANCE
Notice Eff Date/Time:  03/26/2026 2:54:09PM Notice End Date/Time:  03/27/2026 9:00:00am
Post Date/Time:  3/26/2026 2:54:09 PM Notice ID: 711825
Reqrd Rsp:  1 Rsp Date:  03/26/2026
Notice Stat Desc:  INITIATE Prior Notice: 
Subject:  Outage Impact Report
Notice Text:

 

 

 

 

 

 

 

-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 03/26/26)

 

 

 

-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 (3/30)

 

Tuesday (3/31)

 

Wednesday (4/1)

 

Thursday (4/2)

 

Friday (4/3)

 

Saturday (4/4)

 

Sunday (4/5)

 

 

Primary Outage(s) that may Impact Throughput

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

 

100

 

 

100

 

82

(18)

 

82

(18)

 

82

(18)

 

82

(18)

 

82

(18)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance Proj-SNG-38163(PT) (4/1/2026 - 4/15/2026)

 

Tarrant (segment 130

 

 

539 / 563

 

519

(20)

 

519

(20)

 

543

(20)

 

543

(20)

 

543

(20)

 

543

(20)

 

543

(20)

Tarrant Compressor Station: Scheduled Unit Maintenance Proj-415212 (3/9/2026 - 4/19/2026)

 

Dearmanville (segment 150)

 

 

355 / 346

 

210

(145)

 

210

(145)

 

201

(145)

 

201

(145)

 

201

(145)

 

201

(145)

 

201

(145)

Dearmanville Compressor Station: Scheduled Pipeline Maintenance(PT) Proj-SNG-15344(HS) (3/30/2026 - 4/17/2026)

 

White Castle (segment 340)

 

 

798 / 750

 

 

798

 

 

798

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

LA West Leg (segment 350)

 

 

798 / 720

 

733

(65)

 

733

(65)

 

655

(65)

 

 

720

 

 

720

 

 

720

 

 

720

Franklinton Compressor Station: Scheduled Unit Maintenance Proj-512216 (3/9/2026 - 4/1/2026)

 

Sesh (segment 380)

 

 

506 / 500

 

 

506

 

 

506

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville (segment 400)

 

 

234

 

0

(234)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

Gwinville Compressor Station: Scheduled Station Maintenance Proj-5211 (3/30/2026)

 

Gwinville East (segment 410)

 

 

1,655

 

1507

(148)

 

 

1,655

 

 

1,655

 

 

1,655

 

 

1,655

 

 

1,655

 

 

1,655

Gwinville Compressor Station: Scheduled Station Maintenance Proj-5211 (3/30/2026)

 

Bay Springs (segment 420)

 

1,887 /

1,677

 

1647

(240)

 

1647

(240)

 

1597

(80)

 

1597

(80)

 

1597

(80)

 

1597

(80)

 

1597

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance Proj-52161 (4/1/2026 - 10/31/2026)

Bay Springs Compressor Station: Scheduled Unit Maintenance Proj-52161 (7/8/2025 - 3/31/2026)

 

Enterprise (segment 430)

 

2,450 /

2,306

 

2400

(50)

 

2400

(50)

 

2236

(70)

 

2236

(70)

 

2236

(70)

 

2236

(70)

 

2236

(70)

Enterprise Compressor Station: Scheduled Unit Maintenance Proj-522212 (3/16/2026 - 3/31/2026)

Enterprise Compressor Station: Scheduled Unit Maintenance Proj-522212 (4/1/2026 - 5/8/2026)

 

Selma (segment 460)

 

2,435 /

2,293

 

2335

(100)

 

2335

(100)

 

2128

(165)

 

2128

(165)

 

2128

(165)

 

2128

(165)

 

2128

(165)

Selma Compressor Station: Unscheduled Unit Maintenance Proj-52301 (4/1/2026 - 5/31/2026)

Selma Compressor Station: Unscheduled Unit Maintenance Proj-52451 (12/22/2025 - 3/31/2026)

 

Ellerslie (segment 490)

 

1,663 /

1,547

 

1513

(150)

 

1513

(150)

 

1397

(150)

 

1397

(150)

 

1397

(150)

 

1397

(150)

 

1397

(150)

Ellerslie Compressor Station: Unscheduled Unit Outage Proj-52678 (12/7/2025 - 4/5/2026)

 

South Atlanta (segment 510)

 

 

537 / 522

 

 

537

 

 

537

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

900 / 849

 

 

900

 

 

900

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

South Georgia (segment 650)

 

 

143 / 127

 

 

143

 

 

143

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

 

Holy Trinity (segment 655)

 

 

143 / 127

 

116

(27)

 

116

(27)

 

100

(27)

 

100

(27)

 

100

(27)

 

100

(27)

 

100

(27)

Holy Trinity Compressor Station: Scheduled Unit Maintenance Proj-58051-2 (3/23/2026 - 4/17/2026)

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.


 

 

 

 

 

-Restrictions to Primary In-Path transportation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

-Restrictions to In-Path transportation services may be necessary.

 

 

April 2026 (updated 03/26/26)

 

 

-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)

Week 1 (3/30 - 4/5)

Week 2 (4/6 - 4/12)

Week 3 (4/13 - 4/19)

Week 4 (4/20 - 4/26)

Week 5 (4/27 - 5/3)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

 

Onward (segment 30)

 

 

203

 

 

 

203

 

 

203

 

 

203

 

 

203

 

 

 

Louisville East (segment 50)

 

 

520

 

 

 

36

 

 

36

 

 

36

 

190

(330)

Louisville Compressor Station: Scheduled Unit Maintenance, Proj-4132LS (4/27/2026 - 5/1/2026)

 

Duncanville Lateral (segment 90)

 

 

36

 

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

 

82

(18)

 

82

(18)

 

 

100

 

86

(14)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (4/1/2026 - 4/15/2026)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (5/1/2026 - 6/26/2026)

 

 

Tarrant (segment 130)

 

 

563

 

 

543

(20)

 

543

(20)

 

 

563

 

 

563

Tarrant Compressor Station: Scheduled Unit Maintenance, Proj-415212 (3/9/2026 - 4/19/2026)

 

 

Dearmanville (segment 150)

 

 

346

 

 

171

(175)

 

171

(175)

 

 

346

 

 

346

Dearmanville Compressor Station: Scheduled Pipeline Maintenance(PT), Proj-SNG-15344 (4/8/2026 - 4/17/2026)

Dearmanville Compressor Station: Scheduled Pipeline Maintenance(PT), Proj-SNG-15344(HS) (3/30/2026 - 4/17/2026)

 

 

White Castle (segment 340)

 

 

750

 

 

 

750

 

 

750

 

 

750

 

 

750

 

 

 

Sesh (segment 380)

 

 

500

 

 

 

500

 

 

500

 

 

500

 

 

500

 

 

 

Gwinville (segment 400)

 

 

234

 

 

200

(34)

 

200

(34)

 

200

(34)

 

200

(34)

Gwinville Compressor Station: Scheduled Unit Maintenance, Proj-52112 (4/20/2026 - 5/3/2026) Gwinville Compressor Station: Scheduled Unit Maintenance, Proj-52112 (4/6/2026 - 4/19/2026)

 

 

Bay Springs (segment 420)

 

 

1,677

 

 

1597

(80)

 

1597

(80)

 

1597

(80)

 

1597

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (4/1/2026 - 10/31/2026)

 

 

 

Enterprise (segment 430)

 

 

 

2,306

 

 

 

2236

(70)

 

 

2191

(115)

 

 

2181

(125)

 

 

2236

(70)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522212 (4/1/2026 - 5/8/2026)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-5222-14-15 (4/20/2026 - 4/23/2026)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-5222-8-9-10 (4/6/2026 - 4/9/2026)

South Main 2nd loop line east of Enterprise: Scheduled Pipeline Maintenance, Proj-SNG-8792 (4/17/2026

- 4/26/2026)

 

 

York (segment 440)

 

 

2,305

 

 

 

2,305

 

 

2,305

 

2010

(295)

 

 

2,305

York Compressor Station: Scheduled Unit Maintenance, Proj-52303 (4/24/2026)

 

 

Gallion (Segment 440)

 

 

2,300

 

 

 

2,300

 

 

2,300

 

1965

(335)

 

2145

(155)

Gallion Compressor Station: Scheduled Unit Maintenance , Proj-523610 (4/23/2026) Gallion Compressor Station: Scheduled Unit Maintenance, Proj-52369 (4/27/2026 - 5/10/2026)

South Main loop line east of Gallion: Scheduled Pipeline Maintenance(remediation), Proj-SNG-22002 (4/27/2026 - 5/1/2026)

 

 

Selma (segment 460)

 

 

2,293

 

 

2128

(165)

 

2128

(165)

 

1973

(320)

 

2128

(165)

Selma Compressor Station: Scheduled Unit Maintenance, Proj-52453 (4/22/2026) Selma Compressor Station: Unscheduled Unit Maintenance, Proj-52301 (4/1/2026 - 5/31/2026)

 

 

Elmore (segment 460)

 

 

2,010

 

 

 

2,010

 

 

2,010

 

1755

(255)

 

 

2,010

Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (4/21/2026)

 

 

Auburn (segment 460)

 

 

1,953

 

 

 

1,953

 

 

1,953

 

1693

(260)

 

 

1,953

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52593 (4/20/2026)

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

 

South Atlanta (segment 510)

 

 

522

 

 

 

522

 

 

522

 

 

522

 

 

522

 

 

 

Thomaston East (segment 530)

 

 

849

 

 

 

849

 

 

849

 

 

849

 

 

849

 

 

 

Hall Gate (segment 560)

 

 

705

 

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

Hall Gate Compressor Station: Scheduled Unit Maintenance, Proj-52833 (4/6/2026 - 5/10/2026)

 

East/South Wrens (segment 560)

 

 

680

 

 

 

680

 

 

680

 

590

(90)

 

 

680

Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52881-2-3 (4/20/2026 - 4/21/2026) Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52884 (4/21/2026 - 4/22/2026) Wrens Compressor Station: Scheduled Unit Maintenance, Proj-52885 (4/23/2026 - 4/24/2026)

 

 

South Georgia (segment 650)

 

 

127

 

 

 

127

 

 

127

 

 

127

 

 

127

 

 

 

Holy Trinity (segment 655)

 

 

127

 

 

100

(27)

 

100

(27)

 

 

127

 

 

127

Holy Trinity Compressor Station: Scheduled Unit Maintenance, Proj-58051-2 (3/23/2026 - 4/17/2026)

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.


 

 

 

 

 

-Restrictions to Primary In-Path transportation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

-Restrictions to In-Path transportation services may be necessary.

 

 

May 2026 (updated 03/26/26)

 

 

-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)

Week 1 (5/4 - 5/10)

Week 2 (5/11 - 5/17)

Week 3 (5/18 - 5/24)

Week 4 (5/25 - 5/31)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

86

(14)

 

86

(14)

 

86

(14)

 

86

(14)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (5/1/2026 - 6/26/2026)

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

 

White Castle (segment 340)

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

 

Bay Springs (segment 420)

 

 

1,675

 

1595

(80)

 

1595

(80)

 

1595

(80)

 

1595

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (4/1/2026 - 10/31/2026)

 

 

Enterprise (segment 430)

 

 

2,306

 

2236

(70)

 

 

2,306

 

2126

(180)

 

2126

(180)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522212 (4/1/2026 - 5/8/2026)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522215 (5/18/2026 - 6/21/2026)

 

 

York (segment 440)

 

 

2,305

 

 

2,305

 

 

2,305

 

2080

(225)

 

2235

(70)

South Main 2nd loop line east of York: Scheduled Pipeline Maintenance, Proj-SNG-36214 (5/25/2026 - 5/31/2026)

York Compressor Station: Scheduled Unit Maintenance, Proj-52303 (5/21/2026 - 5/23/2026)

 

 

Gallion (Segment 440)

 

 

2,300

 

 

2210

(90)

 

 

2210

(90)

 

 

2255

(45)

 

 

2,300

Gallion Compressor Station: Scheduled Unit Maintenance, Proj-52368 (5/11/2026 - 5/21/2026) Gallion Compressor Station: Scheduled Unit Maintenance, Proj-52369 (4/27/2026 - 5/10/2026) South Main line east of Gallion: Scheduled Pipeline Maintenance(remediation),

Proj-SNG-19219(1) (5/4/2026 - 5/6/2026)

South Main line west of Selma: Scheduled Pipeline Maintenance(remediation), Proj-SNG-19219(2) (5/7/2026 - 5/12/2026)

 

 

Selma (segment 460)

 

 

2,293

 

2128

(165)

 

2128

(165)

 

2003

(290)

 

2128

(165)

Selma Compressor Station: Scheduled Unit Maintenance, Proj-52453 (5/18/2026 - 5/20/2026) Selma Compressor Station: Unscheduled Unit Maintenance, Proj-52301 (4/1/2026 - 5/31/2026)

 

 

Elmore (segment 460)

 

 

2,010

 

1915

(95)

 

1755

(255)

 

 

2,010

 

 

2,010

Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (5/14/2026 - 5/16/2026) Elmore Compressor Station: Scheduled Unit Maintenance, Proj-5251B (5/4/2026 - 5/8/2026)

 

 

Auburn (segment 460)

 

 

1,953

 

 

1,953

 

1698

(255)

 

1738

(215)

 

1848

(105)

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52593 (5/11/2026 - 5/13/2026) South Main loop line east of Auburn: Scheduled Pipeline Maintenance(remediation),

Proj-SNG-20457(1) (5/18/2026 - 5/22/2026)

South Main loop line east of Auburn: Scheduled Pipeline Maintenance(remediation), Proj-SNG-20457(2) (5/23/2026 - 5/29/2026)

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

1,547

 

 

1,547

 

1402

(145)

 

 

1,547

Ellerslie Compressor Station: Scheduled Unit Maintenance , Proj-52678-9 (5/18/2026 - 5/21/2026)

 

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

 

Hall Gate (segment 560)

 

 

705

 

635

(70)

 

 

705

 

 

705

 

 

705

Hall Gate Compressor Station: Scheduled Unit Maintenance, Proj-52833 (4/6/2026 - 5/10/2026)

 

 

South Georgia (segment 650)

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

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.


 

 

 

 

 

-Restrictions to Primary In-Path transportation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

-Restrictions to In-Path transportation services may be necessary.

 

June 2026 (updated 03/26/26)

 

-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)

Week 1 (6/1 - 6/7)

Week 2 (6/8 - 6/14)

Week 3 (6/15 - 6/21)

Week 4 (6/22 - 6/28)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

86

(14)

 

86

(14)

 

86

(14)

 

86

(14)

Bessemer Calera Line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (5/1/2026 - 6/26/2026)

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Bay Springs (segment 420)

 

 

1,675

 

1595

(80)

 

1595

(80)

 

1595

(80)

 

1595

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (4/1/2026 - 10/31/2026)

 

Enterprise (segment 430)

 

 

2,306

 

2126

(180)

 

2126

(180)

 

2126

(180)

 

 

2,306

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522215 (5/18/2026 - 6/21/2026)

 

Auburn (segment 460)

 

 

1,953

 

1793

(160)

 

1793

(160)

 

 

1,953

 

 

1,953

South Main loop line east of Auburn: Scheduled Pipeline Maintenance(remediation), Proj-SNG-22003(1) (6/1/2026 - 6/9/2026)

South Main loop line east of Auburn: Scheduled Pipeline Maintenance(remediation), Proj-SNG-22003(2) (6/10/2026 - 6/14/2026)

 

Ellerslie (segment 490)

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

South Georgia (segment 650)

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

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.


 

 

 

 

 

-Restrictions to Primary In-Path transportation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

-Restrictions to In-Path transportation services may be necessary.

 

 

July 2026 (updated 03/26/26)

 

 

-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)

Week 1 (6/29 - 7/5)

Week 2 (7/6 - 7/12)

Week 3 (7/13 - 7/19)

Week 4 (7/20 - 7/26)

Week 5 (7/27 - 8/2)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Bessemer Calera (segment 120)

 

 

100

 

86

(14)

 

86

(14)

 

86

(14)

 

86

(14)

 

86

(14)

Bessemer Calera loop line east of Providence: Scheduled Pipeline Maintenance, Proj-SNG-38163(PT) (7/1/2026 - 8/15/2026)

 

Tarrant (segment 130)

 

 

563

 

 

563

 

543

(20)

 

543

(20)

 

543

(20)

 

543

(20)

Tarrant Compressor Station: Scheduled Unit Maintenance(panel), Proj-41527-8-9-10-11 (7/6/2026 - 9/13/2026)

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

750

 

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Bay Springs (segment 420)

 

 

1,675

 

1595

(80)

 

1595

(80)

 

1595

(80)

 

1595

(80)

 

1595

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (4/1/2026 - 10/31/2026)

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

South Georgia (segment 650)

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

 

127

 

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.