-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 10/16/25)

-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 (10/20)

Tuesday (10/21)

Wednesday (10/22)

Thursday (10/23)

Friday (10/24)

Saturday (10/25)

Sunday (10/26)

Primary Outage(s) that may Impact Throughput

Est. Operational Capacity (Operational Impact) - Thousand Dth

Onward (segment 30)

203

153

(50)

153

(50)

203

203

203

203

203

Onward Compressor Station: Scheduled Unit Maintenance Proj-411511 (10/6/2025 - 10/21/2025)

Duncanville Lateral (segment 90)

36

36

36

36

36

36

36

36

Tarrant (segment 130

563

293

(270)

293

(270)

293

(270)

293

(270)

293

(270)

293

(270)

293

(270)

2nd North Main Line at Tarrant: Scheduled Pipeline Maintenance(PT) Proj-SNG-30507 (10/6/2025 - 10/28/2025)

Tarrant Compressor Station: Scheduled Unit Maintenance Proj-415213 (10/16/2025 - 10/31/2025)

Dearmanville (segment 150)

346

346

346

346

346

346

346

346

White Castle (segment 340)

750

750

750

750

750

750

750

750

LA West Leg (segment 350)

798

540

(258)

540

(258)

540

(258)

540

(258)

540

(258)

540

(258)

540

(258)

White Castle Franklinton loop line north of White Castle: Pipeline Maintenance(replacement) Proj-SNG-2993 (10/14/2025 - 11/7/2025)

Sesh (segment 380)

507

473

(34)

445

(62)

478

(29)

507

507

507

507

SESH: Scheduled Maintenance (M) (10/20/2025) SESH: Scheduled Maintenance (M) (10/21/2025) SESH: Scheduled Maintenance (M) (10/22/2025)

Gwinville (segment 400)

234

154

(80)

154

(80)

154

(80)

154

(80)

154

(80)

154

(80)

154

(80)

Pickens Compressor Station: Unscheduled Unit Maintenance Proj-41252 (10/12/2025 - 11/30/2025)

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 - 10/31/2025)

Enterprise Compressor Station: Unscheduled Unit Maintenance Proj-522211 (7/8/2025 - 10/31/2025)

Auburn (segment 460)

1,953

1673

(280)

1673

(280)

1673

(280)

1673

(280)

1673

(280)

1693

(260)

1693

(260)

Auburn Compressor Station: Scheduled Unit Maintenance Proj-52591 (10/13/2025 - 10/31/2025)

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

South Main loop line east of Ellerslie: Scheduled Pipeline Maintenance Proj-SNG-2782 (10/13/2025 - 10/24/2025)

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

Ocmulgee East (segment 530)

849

789

(60)

789

(60)

789

(60)

789

(60)

789

(60)

849

849

Ocmulgee Compressor Station: Scheduled Unit Maintenance Proj-52773 (10/20/2025 - 10/24/2025)

South Georgia (segment 650)

127

127

127

127

127

127

127

127

Albany (segment 660)

77

36

(41)

36

(41)

36

(41)

36

(41)

36

(41)

36

(41)

36

(41)

Albany Compressor Station: Scheduled Station Maintenance Proj-58171 (10/20/2025 - 10/26/2025)

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.

October 2025 (updated 10/16/25)

-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

Duncanville Lateral (segment 90)

36

36

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

Tarrant (segment 130)

563

293

(270)

10/28/2025)

Tarrant Compressor Station: Scheduled Unit Maintenance, Proj-415213 (10/16/2025 - 10/31/2025)

Dearmanville (segment 150)

346

346

White Castle (segment 340)

750

750

White Castle Franklinton loop line north of White Castle: Pipeline Maintenance(replacement),

LA West Leg (segment 350)

798

540

(258)

Proj-SNG-2993 (10/14/2025 - 11/7/2025)

Sesh (segment 380)

507

507

Pickens Compressor Station: Unscheduled Unit Maintenance, Proj-41252 (10/12/2025 - 11/30/2025)

Gwinville (segment 400)

234

154

(80)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (11/1/2025 - 3/31/2026)

Bay Springs (segment 420)

1,675

1505

(170)

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

Enterprise Compressor Station: Unscheduled Unit Maintenance, Proj-522211 (6/5/2025 - 10/31/2025)

Enterprise (segment 430)

2,306

2111

(195)

Enterprise Compressor Station: Unscheduled Unit Maintenance, Proj-522211 (7/8/2025 - 10/31/2025)

Gallion Compressor Station: Scheduled Unit Maintenance , Proj-523610 (10/27/2025 - 10/31/2025)

Gallion (Segment 440)

2,300

1855

(445)

Gallion Compressor Station: Scheduled Unit Maintenance , Proj-523610 (11/1/2025 - 11/7/2025)

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52591 (10/13/2025 - 10/31/2025)

Auburn (segment 460)

1,953

1693

(260)

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52591 (11/1/2025 - 11/7/2025) Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52593 (9/29/2025 - 10/31/2025)

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.

November 2025 (updated 10/16/25)

-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

Louisville East (segment 50)

520

520

203

(317)

520

520

Louisville Compressor Station: Scheduled Station Maintenance, Proj-4132HS (11/10/2025 - 11/15/2025)

Duncanville Lateral (segment 90)

36

36

36

36

36

Dearmanville (segment 150)

355

355

355

355

355

White Castle (segment 340)

798

598

(200)

598

(200)

590

(208)

590

(208)

Duck Lake Franklinton Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-22856 (11/8/2025 - 11/16/2025)

White Castle Franklinton Loop Line north of White Castle: Scheduled Pipeline Maintenance, Proj-SNG-22856 (11/17/2025 - 11/26/2025)

LA West Leg (segment 350)

798

540

(258)

798

798

798

White Castle Franklinton loop line north of White Castle: Pipeline Maintenance(replacement), Proj-SNG-2993 (10/14/2025 - 11/7/2025)

Sesh (segment 380)

507

507

507

507

507

Gwinville (segment 400)

234

154

(80)

154

(80)

154

(80)

154

(80)

Pickens Compressor Station: Unscheduled Unit Maintenance, Proj-41252 (10/12/2025 - 11/30/2025)

Bay Springs (segment 420)

1,817

1647

(170)

1647

(170)

1647

(170)

1647

(170)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (11/1/2025 - 3/31/2026)

Enterprise (segment 430)

2,450

2,450

2,450

2,450

2,450

Gallion (Segment 440)

2,457

2167

(290)

2,457

2,457

2,457

Gallion Compressor Station: Scheduled Unit Maintenance , Proj-523610 (11/1/2025 - 11/7/2025)

Elmore (segment 460)

2,155

1860

(295)

1900

(255)

2,155

2,155

Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (11/3/2025 - 11/7/2025) Elmore Compressor Station: Scheduled Unit Maintenance, Proj-525112 (11/8/2025 - 11/16/2025)

Auburn (segment 460)

2,095

1975

(120)

2,095

2,095

2,095

Auburn Compressor Station: Scheduled Unit Maintenance, Proj-52591 (11/1/2025 - 11/7/2025)

Ellerslie (segment 490)

1,663

1,663

1,663

1,663

1,663

Thomaston West (segment 490)

1,650

1605

(45)

1605

(45)

1,650

1,650

Thomaston Compressor Station: Scheduled Pipeline Maintenance(valve replacement), Proj-5272 (11/3/2025 - 11/14/2025)

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.

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

SNG - Outage Impact Report

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

December 2025 (updated 10/16/25)

-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 (12/1 - 12/7)

Week 2 (12/8 - 12/14)

Week 3 (12/15 - 12/21)

Week 4 (12/22 - 12/28)

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

Sesh (segment 380)

500

500

500

500

500

Gwinville (segment 400)

234

234

234

234

234

Bay Springs (segment 420)

1,817

1647

(170)

1647

(170)

1647

(170)

1647

(170)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (11/1/2025 - 3/31/2026)

Enterprise (segment 430)

2,450

2,450

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.

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

SNG - Outage Impact Report

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

January 2026 (updated 10/16/25)

-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 (12/29 - 1/4)

Week 2 (1/5 - 1/11)

Week 3 (1/12 - 1/18)

Week 4 (1/19 - 1/25)

Week 5 (1/26 - 2/1)

Primary Outage(s)

Est. Operational Capacity (Operational Impact) - Thousand Dth

Onward (segment 30)

209

209

209

209

209

209

Duncanville Lateral (segment 90)

36

36

36

36

36

36

Dearmanville (segment 150)

355

355

355

355

355

355

White Castle (segment 340)

798

798

798

798

798

798

Sesh (segment 380)

500

500

500

500

500

500

Gwinville (segment 400)

234

234

234

234

234

234

Bay Springs (segment 420)

1,817

1647

(170)

1647

(170)

1647

(170)

1647

(170)

1647

(170)

Bay Springs Compressor Station: Scheduled Unit Maintenance, Proj-52161 (11/1/2025 - 3/31/2026)

Enterprise (segment 430)

2,450

2,450

2,450

2,450

2,450

2,450

Ellerslie (segment 490)

1,663

1,663

1,663

1,663

1,663

1,663

South Atlanta (segment 510)

537

537

537

537

537

537

Thomaston East (segment 530)

900

900

900

900

900

900

South Georgia (segment 650)

143

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.