-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 08/14/25)

-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 (8/18)

Tuesday (8/19)

Wednesday (8/20)

Thursday (8/21)

Friday (8/22)

Saturday (8/23)

Sunday (8/24)

Primary Outage(s) that may Impact Throughput

Est. Operational Capacity (Operational Impact) - Thousand Dth

Onward (segment 30)

203

178

(25)

178

(25)

178

(25)

178

(25)

178

(25)

178

(25)

178

(25)

North Main 2nd loop line west of Onward: Scheduled Pipeline Maintenance(PT) Proj-SNG-15323 (7/22/2025 - 8/26/2025)

Duncanville Lateral (segment 90)

36

36

36

36

36

36

36

36

Dearmanville (segment 150)

346

346

346

346

346

346

346

346

White Castle (segment 340)

772

772

772

772

772

772

772

772

Sesh (segment 380)

506

506

445

(61)

506

506

506

506

506

SESH: Scheduled Maintenance (M) (8/19/2025)

Gwinville (segment 400)

234

234

234

234

234

234

234

234

Bay Springs (segment 420)

1,675

1595

(80)

1595

(80)

1595

(80)

1595

(80)

1595

(80)

1595

(80)

1595

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance Proj-52161 (7/8/2025 - 10/31/2025)

Enterprise (segment 430)

2,306

2111

(195)

2111

(195)

2111

(195)

2111

(195)

2111

(195)

2111

(195)

2111

(195)

Enterprise Compressor Station: Unscheduled Unit Maintenance Proj-522211 (6/5/2025 - 9/21/2025)

Enterprise Compressor Station: Unscheduled Unit Maintenance Proj-522211 (7/8/2025 - 9/21/2025)

Gallion (Segment 440)

2,300

2195

(105)

2195

(105)

2195

(105)

2195

(105)

2195

(105)

2,300

2,300

South Main 2nd Loop Line east of Gallion: Scheduled Pipeline Maintenance Proj-SNG-8793 (8/8/2025 - 8/22/2025)

Selma (segment 460)

2,293

2128

(165)

2128

(165)

2128

(165)

2128

(165)

2128

(165)

2128

(165)

2128

(165)

Selma Compressor Station: Scheduled Unit Maintenance Proj-52451 (5/8/2025 - 8/24/2025)

South Main 2nd Loop Line east of Selma: Scheduled Pipeline Maintenance Proj-SNG-8793 (8/22/2025 - 9/5/2025)

Ellerslie (segment 490)

1,547

1,547

1,547

1,547

1,547

1,547

1,547

1,547

South Atlanta (segment 510)

522

522

522

522

522

522

522

522

Thomaston East (segment 530)

849

849

849

849

849

849

849

849

South Georgia (segment 650)

127

127

127

127

127

127

127

127

Albany (segment 660)

77

62

(15)

62

(15)

62

(15)

62

(15)

62

(15)

62

(15)

62

(15)

Albany Compressor Station: Unscheduled Unit Maintenance Proj-58172 (7/15/2025 - 8/24/2025)

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.

-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 08/14/25)

-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

North Main 2nd loop line west of Onward: Scheduled Pipeline Maintenance(PT), Proj-SNG-15323

Onward (segment 30)

203

178

(25)

(7/22/2025 - 8/26/2025)

Duncanville Lateral (segment 90)

36

36

Dearmanville (segment 150)

346

346

White Castle (segment 340)

772

772

Sesh (segment 380)

506

506

Gwinville (segment 400)

234

234

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (7/8/2025 - 10/31/2025)

Bay Springs (segment 420)

1,675

1595

(80)

Enterprise Compressor Station: Unscheduled Unit Maintenance, Proj-522211 (6/5/2025 - 9/21/2025)

Enterprise (segment 430)

2,306

2111

(195)

Enterprise Compressor Station: Unscheduled Unit Maintenance, Proj-522211 (7/8/2025 - 9/21/2025)

South Main 2nd Loop Line east of Selma: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/22/2025 -

Selma (segment 460)

2,293

2158

(135)

9/5/2025)

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.

September 2025 (updated 08/14/25)

-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 (9/1 - 9/7)

Week 2 (9/8 - 9/14)

Week 3 (9/15 - 9/21)

Week 4 (9/22 - 9/28)

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

Onward (segment 30)

203

203

203

203

203

Louisville Compressor Station: Scheduled Unit Maintenance, Proj-4132LS (9/22/2025 - 9/26/2025)

Louisville East (segment 50)

520

520

520

520

360

(160)

Duncanville Lateral (segment 90)

36

36

36

36

36

Dearmanville (segment 150)

346

346

346

346

346

Duck Lake Franklinton line south of White Castle: Scheduled Pipeline Maintenance(remediation), Proj-

White Castle (segment 340)

772

772

707

(65)

707

(65)

707

(65)

SNG-20777 (9/8/2025 - 10/6/2025)

Duck Lake Franklinton Line north of White Castle: Pipeline Maintenance, Proj-SNG-2933 (9/15/2025 -

LA West Leg (segment 350)

695

695

695

675

(20)

675

(20)

9/30/2025)

Sesh (segment 380)

500

500

500

500

500

Gwinville (segment 400)

234

234

234

234

234

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (7/8/2025 - 10/31/2025)

Bay Springs (segment 420)

1,675

1595

(80)

1595

(80)

1595

(80)

1595

(80)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522212 (9/22/2025 - 10/19/2025)

Enterprise Compressor Station: Unscheduled Unit Maintenance, Proj-522211 (6/5/2025 - 9/21/2025)

Enterprise (segment 430)

2,306

2111

(195)

2111

(195)

2111

(195)

2111

(195)

Enterprise Compressor Station: Unscheduled Unit Maintenance, Proj-522211 (7/8/2025 - 9/21/2025)

York Compressor Station: Scheduled Unit Maintenance, Proj-52303 (9/8/2025 - 9/9/2025)

York (segment 440)

2,305

2,305

2080

(225)

2,305

2,305

South Main 2nd Loop Line east of Selma: Scheduled Pipeline Maintenance, Proj-SNG-8793 (8/22/2025

Selma (segment 460)

2,293

2158

(135)

2,293

2,293

2,293

- 9/5/2025)

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52591 (9/15/2025 - 9/26/2025)

Elmore (segment 460)

2,010

2,010

1850

(160)

1735

(275)

1735

(275)

Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (9/15/2025 - 9/26/2025) South Main 2nd loop line east of Auburn: Scheduled Pipeline Maintenance(remediation),

Proj-SNG-35931 (9/8/2025 - 9/26/2025)

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.

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

SNG - Outage Impact Report

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

October 2025 (updated 08/14/25)

-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 (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)

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

Onward (segment 30)

203

203

153

(50)

153

(50)

203

203

Onward Compressor Station: Scheduled Unit Maintenance, Proj-411511 (10/6/2025 - 10/17/2025)

Duncanville Lateral (segment 90)

36

36

36

36

36

36

Tarrant (segment 130)

563

513

(50)

293

(270)

293

(270)

293

(270)

563

2nd North Main Line at Tarrant: Scheduled Pipeline Maintenance(PT), Proj-SNG-30507 (10/6/2025 - 10/21/2025)

Tarrant Compressor Station: Scheduled Unit Maintenance, Proj-415213 (9/29/2025 - 10/3/2025)

Dearmanville (segment 150)

346

346

346

346

346

346

White Castle (segment 340)

772

707

(65)

707

(65)

772

772

772

Duck Lake Franklinton line south of White Castle: Scheduled Pipeline Maintenance(remediation), Proj- SNG-20777 (9/8/2025 - 10/6/2025)

LA West Leg (segment 350)

798

540

(258)

540

(258)

540

(258)

540

(258)

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)

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 (7/8/2025 - 10/31/2025)

Enterprise (segment 430)

2,306

2111

(195)

2111

(195)

2111

(195)

2111

(195)

2111

(195)

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522212 (9/22/2025 - 10/19/2025) Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522213 (10/20/2025 - 11/9/2025)

Gallion (Segment 440)

2,300

2030

(270)

2030

(270)

2030

(270)

2,300

2,300

Gallion Compressor Station: Scheduled Unit Maintenance, Proj-523610 (9/29/2025 - 10/17/2025)

Auburn (segment 460)

1,953

1693

(260)

1693

(260)

1693

(260)

1693

(260)

1693

(260)

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52593 (9/29/2025 - 10/31/2025)

Ellerslie (segment 490)

1,547

1192

(355)

1192

(355)

1467

(80)

1467

(80)

1,547

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)

South Atlanta (segment 510)

522

522

522

522

522

522

Thomaston East

(segment 530)

849

849

849

849

849

849

Ocmulgee (segment 530)

804

804

704

(100)

804

804

804

Ocmulgee Compressor Station: Scheduled Station Maintenance, Proj-5277 (10/7/2025 - 10/8/2025)

East/South Wrens (segment 560)

680

680

635

(45)

635

(45)

680

680

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)

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.

November 2025 (updated 08/14/25)

-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 (11/3 - 11/9)

Week 2 (11/10 - 11/16)

Week 3 (11/17 - 11/23)

Week 4 (11/24 - 11/30)

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

Onward (segment 30)

209

209

209

209

209

Duncanville Lateral (segment 90)

36

36

36

36

36

Dearmanville (segment 150)

355

355

355

355

355

White Castle (segment 340)

798

798

798

798

798

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance,

LA West Leg (segment 350)

798

593

(205)

638

(160)

798

798

Proj-SNG-22856 (11/3/2025 - 11/7/2025)

White Castle Franklinton Loop Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-22856 (11/10/2025 - 11/16/2025)

Sesh (segment 380)

500

500

500

500

500

Gwinville (segment 400)

234

234

234

234

234

Enterprise Compressor Station: Scheduled Unit Maintenance, Proj-522213 (10/20/2025 - 11/9/2025)

Enterprise (segment 430)

2,450

2255

(195)

2,450

2,450

2,450

Ellerslie (segment 490)

1,663

1,663

1,663

1,663

1,663

South Atlanta (segment 510)

537

537

537

537

537

Thomaston East (segment 530)

900

900

900

900

900

South Georgia (segment 650)

143

143

143

143

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.