Southern Natural Gas Notice 710746

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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:  05/15/2025 3:49:08PM Notice End Date/Time:  05/16/2025 9:00:00am
Post Date/Time:  5/15/2025 3:49:08 PM Notice ID: 710746
Reqrd Rsp:  1 Rsp Date:  05/15/2025
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 05/15/25)

 

 

 

-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 (5/19)

 

Tuesday (5/20)

 

Wednesday (5/21)

 

Thursday (5/22)

 

Friday (5/23)

 

Saturday (5/24)

 

Sunday (5/25)

 

 

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

 

 

Tarrant (segment 130

 

 

563

 

443

(120)

 

443

(120)

 

443

(120)

 

443

(120)

 

443

(120)

 

443

(120)

 

443

(120)

North Main Line west of Tarrant: Scheduled Pipeline Maintenance(PT) Proj-SNG-15331 (M) (5/5/2025 - 5/28/2025)

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

LA West Leg (segment 350)

 

 

695

 

 

695

 

 

695

 

 

695

 

535

(160)

 

535

(160)

 

535

(160)

 

535

(160)

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance Proj-SNG-2753 (5/22/2025 - 6/5/2025)

 

Sesh (segment 380)

 

 

506

 

452

(54)

 

452

(54)

 

476

(30)

 

 

506

 

 

506

 

 

506

 

 

506

SESH: Scheduled Maintenance (M) (5/19/2025 - 5/20/2025) SESH: Scheduled Maintenance (M) (5/21/2025)

 

Gwinville (segment 400)

 

 

234

 

149

(85)

 

149

(85)

 

149

(85)

 

149

(85)

 

149

(85)

 

149

(85)

 

149

(85)

Gwinville Compressor Station: Scheduled Unit Maintenance Proj-52113 (5/12/2025 - 6/1/2025)

Pickens Compressor Station: Scheduled Unit Maintenance Proj-41251 (5/19/2025 - 6/6/2025)

 

Gwinville East (segment 410)

 

 

1,655

 

1445

(210)

 

1445

(210)

 

1445

(210)

 

1445

(210)

 

1445

(210)

 

 

1,655

 

 

1,655

Gwinville Compressor Station: Scheduled Station Maintenance Proj-5211P6a (5/16/2025 - 5/23/2025)

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

 

Selma (segment 460)

 

 

2,293

 

 

1843

(450)

 

 

1843

(450)

 

 

1843

(450)

 

 

1843

(450)

 

 

1843

(450)

 

 

2128

(165)

 

 

2128

(165)

Elmore Compressor Station: Scheduled Unit Maintenance Proj-525112 (5/19/2025 - 5/23/2025)

Selma Compressor Station: Unscheduled Unit Maintenance Proj-52451 (5/8/2025 - 7/13/2025)

South Main Loop Line east of Selma: Scheduled Pipeline Maintenance Proj-SNG-24945 (5/12/2025 - 5/20/2025)

 

Ellerslie (segment 490)

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

Thomaston West (segment 490)

 

 

1,535

 

1395

(140)

 

1395

(140)

 

1395

(140)

 

1395

(140)

 

1395

(140)

 

1395

(140)

 

1395

(140)

Thomaston Compressor Station: Unscheduled Unit Maintenance Proj-52724 (5/7/2025 - 5/25/2025)

Thomaston Compressor Station: Unscheduled Unit Outage Proj-52723 (1/30/2025 - 5/25/2025)

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

Hall Gate (segment 560)

 

 

705

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

Hall Gate Compressor Station: Scheduled Unit Maintenance Proj-52833 (4/28/2025 - 5/25/2025)

 

South Georgia (segment 650)

 

 

127

 

 

127

 

 

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.


 

 

 

 

 

 

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

 

 

SNG - Outage Impact Report

 

 

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

 

 

May 2025 (updated 05/15/25)

 

 

-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)

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)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

 

 

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

 

 

 

 

36

 

 

 

 

 

 

 

 

North Main Line west of Tarrant: Scheduled Pipeline Maintenance(PT), Proj-SNG-15331 (M) (5/5/2025 -

Tarrant (segment 130)

 

563

443

(120)

5/28/2025)

 

Dearmanville (segment 150)

 

 

346

 

 

 

 

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

 

 

 

 

772

 

 

 

 

 

 

 

 

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-2753

LA West Leg (segment 350)

 

695

535

(160)

(5/22/2025 - 6/5/2025)

 

Sesh (segment 380)

 

 

506

 

 

 

 

 

 

506

 

 

 

 

 

 

 

 

Gwinville Compressor Station: Scheduled Station Maintenance, Proj-5211P6b (5/27/2025 - 5/30/2025)

Gwinville Pool (segment 390)

1,607

1217

(390)

 

 

 

 

 

 

 

 

Gwinville Compressor Station: Scheduled Unit Maintenance, Proj-52113 (5/12/2025 - 6/1/2025)

Gwinville (segment 400)

 

234

149

(85)

Pickens Compressor Station: Scheduled Unit Maintenance , Proj-41251 (5/19/2025 - 6/6/2025)

 

Enterprise (segment 430)

 

 

2,306

 

 

 

 

 

 

2,306

 

 

 

 

 

 

 

 

South Main Line east of Gallion: Scheduled Pipeline Maintenance(remediation), SNG-21939

Gallion (Segment 440)

 

2,300

2245

(55)

(5/26/2025 - 6/6/2025)

 

 

 

 

 

 

 

Selma Compressor Station: Unscheduled Unit Maintenance , Proj-52451 (5/8/2025 - 7/13/2025)

Selma (segment 460)

2,293

2128

(165)

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

 

 

 

 

1,547

 

 

South Atlanta (segment 510)

 

 

522

 

 

 

 

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

 

 

 

 

849

 

 

South Georgia (segment 650)

 

 

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 2025 (updated 05/15/25)

 

-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)

Week 1 (6/2 - 6/8)

Week 2 (6/9 - 6/15)

Week 3 (6/16 - 6/22)

Week 4 (6/23 - 6/29)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

 

 

 

 

 

North Main Line east of Louisville: Scheduled Pipeline Maintenance(valve) (M) (6/9/2025 - 6/12/2025)

Louisville East (segment 50)

520

520

350

(170)

520

520

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

 

 

 

 

 

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-2753

LA West Leg (segment 350)

 

695

535

(160)

 

695

 

695

 

695

(5/22/2025 - 6/5/2025)

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

 

 

 

 

 

Pickens Compressor Station: Scheduled Unit Maintenance , Proj-41251 (5/19/2025 - 6/6/2025)

Gwinville (segment 400)

234

149

(85)

234

234

234

 

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

 

 

 

 

 

South Main Line east of Gallion: Scheduled Pipeline Maintenance(remediation), SNG-21939 (5/26/2025 -

Gallion (Segment 440)

 

2,300

2245

(55)

 

2,300

 

2,300

 

2,300

6/6/2025)

 

 

 

 

 

 

Selma Compressor Station: Unscheduled Unit Maintenance , Proj-52451 (5/8/2025 - 7/13/2025)

Selma (segment 460)

2,293

2128

(165)

2128

(165)

2128

(165)

2128

(165)

 

 

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 2025 (updated 05/15/25)

 

 

-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)

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)

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

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville Pool (segment 390)

 

 

1,607

 

 

1,607

 

1377

(230)

 

1377

(230)

 

1377

(230)

 

 

1,607

Franklinton Gwinville 2nd Loop Line south of Gwinville: Scheduled Pipeline Maintenance, SNG-36213 (7/9/2025 - 7/24/2025)

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

Gallion (Segment 440)

 

 

2,300

 

 

2,300

 

 

2,300

 

 

2,300

 

 

2,300

 

2195

(105)

South Main 2nd Loop Line east of Gallion: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/1/2025 - 8/14/2025)

 

Selma (segment 460)

 

 

2,293

 

2128

(165)

 

2128

(165)

 

 

2,293

 

 

2,293

 

 

2,293

Selma Compressor Station: Unscheduled Unit Maintenance , Proj-52451 (5/8/2025 - 7/13/2025)

 

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.


 

 

 

 

 

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

 

 

SNG - Outage Impact Report

 

 

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

 

August 2025 (updated 05/15/25)

 

-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)

Week 1 (8/4 - 8/10)

Week 2 (8/11 - 8/17)

Week 3 (8/18 - 8/24)

Week 4 (8/25 - 8/31)

 

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

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

 

 

 

 

 

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-22856

LA West Leg (segment 350)

 

695

 

695

 

695

 

695

535

(160)

(8/25/2025 - 8/29/2025)

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

 

 

 

 

 

South Main 2nd Loop Line east of Gallion: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/1/2025 -

Gallion (Segment 440)

 

2,300

2195

(105)

2195

(105)

 

2,300

 

2,300

8/14/2025)

 

 

 

 

 

 

South Main 2nd Loop Line east of Selma: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/15/2025 -

Selma (segment 460)

 

2,293

 

2,293

2158

(135)

2158

(135)

 

2,293

8/24/2025)

 

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.

 

TSP/TSP Name:  6900518-SOUTHERN NATURAL GAS CO. Critical: Y
Notice Type Desc (1):  MAINTENANCE Notice Type Desc (2):  MAINTENANCE
Notice Eff Date/Time:  05/15/2025 3:49:08PM Notice End Date/Time:  05/16/2025 9:00:00am
Post Date/Time:  5/15/2025 3:49:08 PM Notice ID: 710746
Reqrd Rsp:  1 Rsp Date:  05/15/2025
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 05/15/25)

 

 

 

-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 (5/19)

 

Tuesday (5/20)

 

Wednesday (5/21)

 

Thursday (5/22)

 

Friday (5/23)

 

Saturday (5/24)

 

Sunday (5/25)

 

 

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

 

 

Tarrant (segment 130

 

 

563

 

443

(120)

 

443

(120)

 

443

(120)

 

443

(120)

 

443

(120)

 

443

(120)

 

443

(120)

North Main Line west of Tarrant: Scheduled Pipeline Maintenance(PT) Proj-SNG-15331 (M) (5/5/2025 - 5/28/2025)

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

LA West Leg (segment 350)

 

 

695

 

 

695

 

 

695

 

 

695

 

535

(160)

 

535

(160)

 

535

(160)

 

535

(160)

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance Proj-SNG-2753 (5/22/2025 - 6/5/2025)

 

Sesh (segment 380)

 

 

506

 

452

(54)

 

452

(54)

 

476

(30)

 

 

506

 

 

506

 

 

506

 

 

506

SESH: Scheduled Maintenance (M) (5/19/2025 - 5/20/2025) SESH: Scheduled Maintenance (M) (5/21/2025)

 

Gwinville (segment 400)

 

 

234

 

149

(85)

 

149

(85)

 

149

(85)

 

149

(85)

 

149

(85)

 

149

(85)

 

149

(85)

Gwinville Compressor Station: Scheduled Unit Maintenance Proj-52113 (5/12/2025 - 6/1/2025)

Pickens Compressor Station: Scheduled Unit Maintenance Proj-41251 (5/19/2025 - 6/6/2025)

 

Gwinville East (segment 410)

 

 

1,655

 

1445

(210)

 

1445

(210)

 

1445

(210)

 

1445

(210)

 

1445

(210)

 

 

1,655

 

 

1,655

Gwinville Compressor Station: Scheduled Station Maintenance Proj-5211P6a (5/16/2025 - 5/23/2025)

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

 

Selma (segment 460)

 

 

2,293

 

 

1843

(450)

 

 

1843

(450)

 

 

1843

(450)

 

 

1843

(450)

 

 

1843

(450)

 

 

2128

(165)

 

 

2128

(165)

Elmore Compressor Station: Scheduled Unit Maintenance Proj-525112 (5/19/2025 - 5/23/2025)

Selma Compressor Station: Unscheduled Unit Maintenance Proj-52451 (5/8/2025 - 7/13/2025)

South Main Loop Line east of Selma: Scheduled Pipeline Maintenance Proj-SNG-24945 (5/12/2025 - 5/20/2025)

 

Ellerslie (segment 490)

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

1,547

 

 

Thomaston West (segment 490)

 

 

1,535

 

1395

(140)

 

1395

(140)

 

1395

(140)

 

1395

(140)

 

1395

(140)

 

1395

(140)

 

1395

(140)

Thomaston Compressor Station: Unscheduled Unit Maintenance Proj-52724 (5/7/2025 - 5/25/2025)

Thomaston Compressor Station: Unscheduled Unit Outage Proj-52723 (1/30/2025 - 5/25/2025)

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

Hall Gate (segment 560)

 

 

705

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

 

635

(70)

Hall Gate Compressor Station: Scheduled Unit Maintenance Proj-52833 (4/28/2025 - 5/25/2025)

 

South Georgia (segment 650)

 

 

127

 

 

127

 

 

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.


 

 

 

 

 

 

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

 

 

SNG - Outage Impact Report

 

 

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

 

 

May 2025 (updated 05/15/25)

 

 

-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)

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)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

 

 

 

 

203

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

 

 

 

 

36

 

 

 

 

 

 

 

 

North Main Line west of Tarrant: Scheduled Pipeline Maintenance(PT), Proj-SNG-15331 (M) (5/5/2025 -

Tarrant (segment 130)

 

563

443

(120)

5/28/2025)

 

Dearmanville (segment 150)

 

 

346

 

 

 

 

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

 

 

 

 

772

 

 

 

 

 

 

 

 

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-2753

LA West Leg (segment 350)

 

695

535

(160)

(5/22/2025 - 6/5/2025)

 

Sesh (segment 380)

 

 

506

 

 

 

 

 

 

506

 

 

 

 

 

 

 

 

Gwinville Compressor Station: Scheduled Station Maintenance, Proj-5211P6b (5/27/2025 - 5/30/2025)

Gwinville Pool (segment 390)

1,607

1217

(390)

 

 

 

 

 

 

 

 

Gwinville Compressor Station: Scheduled Unit Maintenance, Proj-52113 (5/12/2025 - 6/1/2025)

Gwinville (segment 400)

 

234

149

(85)

Pickens Compressor Station: Scheduled Unit Maintenance , Proj-41251 (5/19/2025 - 6/6/2025)

 

Enterprise (segment 430)

 

 

2,306

 

 

 

 

 

 

2,306

 

 

 

 

 

 

 

 

South Main Line east of Gallion: Scheduled Pipeline Maintenance(remediation), SNG-21939

Gallion (Segment 440)

 

2,300

2245

(55)

(5/26/2025 - 6/6/2025)

 

 

 

 

 

 

 

Selma Compressor Station: Unscheduled Unit Maintenance , Proj-52451 (5/8/2025 - 7/13/2025)

Selma (segment 460)

2,293

2128

(165)

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

 

 

 

 

1,547

 

 

South Atlanta (segment 510)

 

 

522

 

 

 

 

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

 

 

 

 

849

 

 

South Georgia (segment 650)

 

 

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 2025 (updated 05/15/25)

 

-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)

Week 1 (6/2 - 6/8)

Week 2 (6/9 - 6/15)

Week 3 (6/16 - 6/22)

Week 4 (6/23 - 6/29)

 

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Onward (segment 30)

 

 

203

 

 

203

 

 

203

 

 

203

 

 

203

 

 

 

 

 

 

 

North Main Line east of Louisville: Scheduled Pipeline Maintenance(valve) (M) (6/9/2025 - 6/12/2025)

Louisville East (segment 50)

520

520

350

(170)

520

520

 

 

Duncanville Lateral (segment 90)

 

 

36

 

 

36

 

 

36

 

 

36

 

 

36

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

 

 

 

 

 

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-2753

LA West Leg (segment 350)

 

695

535

(160)

 

695

 

695

 

695

(5/22/2025 - 6/5/2025)

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

 

 

 

 

 

Pickens Compressor Station: Scheduled Unit Maintenance , Proj-41251 (5/19/2025 - 6/6/2025)

Gwinville (segment 400)

234

149

(85)

234

234

234

 

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

 

 

 

 

 

South Main Line east of Gallion: Scheduled Pipeline Maintenance(remediation), SNG-21939 (5/26/2025 -

Gallion (Segment 440)

 

2,300

2245

(55)

 

2,300

 

2,300

 

2,300

6/6/2025)

 

 

 

 

 

 

Selma Compressor Station: Unscheduled Unit Maintenance , Proj-52451 (5/8/2025 - 7/13/2025)

Selma (segment 460)

2,293

2128

(165)

2128

(165)

2128

(165)

2128

(165)

 

 

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 2025 (updated 05/15/25)

 

 

-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)

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)

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

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville Pool (segment 390)

 

 

1,607

 

 

1,607

 

1377

(230)

 

1377

(230)

 

1377

(230)

 

 

1,607

Franklinton Gwinville 2nd Loop Line south of Gwinville: Scheduled Pipeline Maintenance, SNG-36213 (7/9/2025 - 7/24/2025)

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

Gallion (Segment 440)

 

 

2,300

 

 

2,300

 

 

2,300

 

 

2,300

 

 

2,300

 

2195

(105)

South Main 2nd Loop Line east of Gallion: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/1/2025 - 8/14/2025)

 

Selma (segment 460)

 

 

2,293

 

2128

(165)

 

2128

(165)

 

 

2,293

 

 

2,293

 

 

2,293

Selma Compressor Station: Unscheduled Unit Maintenance , Proj-52451 (5/8/2025 - 7/13/2025)

 

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.


 

 

 

 

 

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

 

 

SNG - Outage Impact Report

 

 

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

 

August 2025 (updated 05/15/25)

 

-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)

Week 1 (8/4 - 8/10)

Week 2 (8/11 - 8/17)

Week 3 (8/18 - 8/24)

Week 4 (8/25 - 8/31)

 

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

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

772

 

 

772

 

 

772

 

 

772

 

 

772

 

 

 

 

 

 

 

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-22856

LA West Leg (segment 350)

 

695

 

695

 

695

 

695

535

(160)

(8/25/2025 - 8/29/2025)

 

Sesh (segment 380)

 

 

500

 

 

500

 

 

500

 

 

500

 

 

500

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Enterprise (segment 430)

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

2,306

 

 

 

 

 

 

 

South Main 2nd Loop Line east of Gallion: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/1/2025 -

Gallion (Segment 440)

 

2,300

2195

(105)

2195

(105)

 

2,300

 

2,300

8/14/2025)

 

 

 

 

 

 

South Main 2nd Loop Line east of Selma: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/15/2025 -

Selma (segment 460)

 

2,293

 

2,293

2158

(135)

2158

(135)

 

2,293

8/24/2025)

 

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.