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TSP/TSP Name:  6900518-SOUTHERN NATURAL GAS CO. Critical: Y
Notice Type Desc (1):  MAINTENANCE Notice Type Desc (2):  MAINTENANCE
Notice Eff Date/Time:  04/02/2020 2:34:26PM Notice End Date/Time:  05/02/2020 9:00:00am
Post Date/Time:  4/2/2020 2:34:26 PM Notice ID: 704388
Reqrd Rsp:  1 Rsp Date:  04/02/2020
Notice Stat Desc:  INITIATE Prior Notice: 
Subject:  SNG Outage Impact Report
Notice Text:

 

 

 

 

 

 

 

 

 

 

 

 

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

 

 

 

SNG - Outage Impact Report

 

 

 

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

 

 

Seven Day Forecast (updated 04/02/20)

 

 

 

-Restrictions to Interuptable and Out of Path transportation services may be necessary.

 

 

 

 

 

 

-No anticipated impact to transportation services.

 

 

Station / Seg

 

Est Nominal Design Capacity (Thousand Dth)

 

Monday (4/6)

 

Tuesday (4/7)

 

Wednesday (4/8)

 

Thursday (4/9)

 

Friday (4/10)

 

Saturday (4/11)

 

Sunday (4/12)

 

 

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)

 

 

37

 

 

37

 

 

37

 

 

37

 

 

37

 

 

37

 

 

37

 

 

37

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

701

 

601

(100)

 

601

(100)

 

601

(100)

 

601

(100)

 

601

(100)

 

601

(100)

 

601

(100)

Shady Side and White Castle compressor stations: Unit Maintenance (4/1/2020 - 5/31/2020)

 

Sesh (segment 380)

 

 

508

 

 

508

 

 

508

 

 

508

 

 

508

 

 

508

 

 

508

 

 

508

 

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Enterprise (segment 430)

 

 

2,283

 

 

2,283

 

 

2,283

 

 

2,283

 

 

2,283

 

 

2,283

 

 

2,283

 

 

2,283

 

 

Ellerslie (segment 490)

 

 

1,547

 

1042

(505)

 

1042

(505)

 

1042

(505)

 

1042

(505)

 

 

1,547

 

 

1,547

 

 

1,547

South Main 3rd loop line at the Thomaston compressor station.: Valve Replacement (4/4/2020 - 4/9/2020)

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

849

 

 

East/South Wrens (segment 560)

 

 

680

 

578

(102)

 

578

(102)

 

578

(102)

 

578

(102)

 

578

(102)

 

578

(102)

 

578

(102)

Wrens compressor station: 25K Hr. Overhaul (3/30/2020 - 4/22/2020)

 

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 transporation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

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

 

 

April 2020 (updated 04/02/20)

 

 

-Restrictions to Interuptable 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

 

 

Duncanville Lateral (segment 90)

 

 

37

 

 

 

 

37

 

 

37

 

 

37

 

 

 

Dearmanville (segment 150)

 

 

346

 

 

 

 

346

 

 

346

 

 

346

 

 

 

White Castle (segment 340)

 

 

701

 

 

 

507

(194)

 

507

(194)

 

507

(194)

Shady Side and White Castle compressor stations: Unit Maintenance  (4/1/2020 - 5/31/2020)  Duck Lake Franklinton Line north of Shadyside compressor station: Remediation (4/13/2020 - 5/1/2020)

 

 

Sesh (segment 380)

 

 

508

 

 

 

 

508

 

 

508

 

 

508

 

 

 

Gwinville (segment 400)

 

 

234

 

 

 

 

234

 

 

234

 

 

234

 

 

 

Enterprise (segment 430)

 

 

2,283

 

 

 

 

2,283

 

 

2,283

 

 

2,283

 

 

 

Elmore (segment 460)

 

 

1,995

 

 

 

 

1,995

 

1914

(81)

 

1914

(81)

South Main Line east of Elmore compressor station: Valve Replacement (4/20/2020 - 4/27/2020)

 

 

Ellerslie (segment 490)

 

 

1,547

 

 

 

 

1,547

 

1497

(50)

 

 

1,547

South Main Line at Thomaston compressor station: Valve Maintenance (4/21/2020 - 4/25/2020)

 

 

South Atlanta (segment 510)

 

 

522

 

 

 

 

522

 

 

522

 

 

522

 

 

 

Thomaston East (segment 530)

 

 

849

 

 

 

 

849

 

 

849

 

 

849

 

 

East/South Wrens (segment 560)

 

 

680

 

 

 

578

(102)

 

578

(102)

 

 

680

Wrens compressor station: 25K Hr. Overhaul (3/30/2020 - 4/22/2020)

 

 

South Georgia (segment 650)

 

 

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 transporation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

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

 

 

May 2020 (updated 04/02/20)

 

 

-Restrictions to Interuptable 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

 

 

Reform (segment 90)

 

 

686

 

 

686

 

 

686

 

 

686

 

617

(69)

North main loop line/North main line east of Lousiville: Make piggable (5/26/2020 - 6/6/2020)

 

Duncanville Lateral (segment 90)

 

 

37

 

 

37

 

 

37

 

 

37

 

 

37

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

White Castle (segment 340)

 

 

701

 

601

(100)

 

601

(100)

 

601

(100)

 

601

(100)

Shady Side and White Castle compressor stations: Unit Maintenance (4/1/2020 - 5/31/2020)

 

Sesh (segment 380)

 

 

508

 

 

508

 

 

508

 

 

508

 

 

508

 

 

Gwinville Pool (segment 390)

 

 

1,607

 

 

1,607

 

 

1,607

 

 

1,607

 

1167

(440)

Gwinville compressor station: Unit Maintenance (5/25/2020 - 5/29/2020)

 

Gwinville (segment 400)

 

 

234

 

 

234

 

 

234

 

 

234

 

 

234

 

 

Enterprise (segment 430)

 

 

2,283

 

 

2,283

 

 

2,283

 

 

2,283

 

 

2,283

 

 

Ellerslie (segment 490)

 

 

1,547

 

1281

(266)

 

1281

(266)

 

1497

(50)

 

 

1,547

Ellerslie compressor station: Valve Replacement (5/4/2020 - 5/12/2020)

South Main Line east of Ellerslie compressor station: Remediation (5/4/2020 - 5/23/2020)

 

South Atlanta (segment 510)

 

 

522

 

 

522

 

 

522

 

 

522

 

 

522

 

 

Thomaston East (segment 530)

 

 

849

 

819

(30)

 

819

(30)

 

819

(30)

 

 

849

South Main Line east of Ellerslie compressor station: Remediation (5/4/2020 - 5/23/2020)

 

East/South Wrens (segment 560)

 

 

680

 

578

(102)

 

578

(102)

 

578

(102)

 

578

(102)

Wrens compressor station: Controls Upgrade (5/4/2020 - 6/26/2020)

 

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 transporation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

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

 

June 2020 (updated 04/02/20)

 

 

-Restrictions to Interuptable 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

 

 

Reform (segment 90)

 

 

686

 

617

(69)

 

 

686

 

 

686

 

 

686

North main loop line/North main line east of Lousiville: Make piggable (5/26/2020 - 6/6/2020)

 

Duncanville Lateral (segment 90)

 

 

37

 

 

37

 

 

37

 

 

37

 

 

37

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

Bell Mills North (Segment 170)

 

 

232

 

 

232

 

 

232

 

 

232

 

 

232

Rome Calhoun Line north of Rome compressor station: Pipe Replacement (6/22/2020 - 7/24/2020)

 

White Castle (segment 340)

 

 

701

 

 

701

 

 

701

 

 

701

 

 

701

 

 

Sesh (segment 380)

 

 

508

 

 

508

 

 

508

 

 

508

 

 

508

 

 

Gwinville (segment 400)

 

 

234

 

167

(67)

 

167

(67)

 

167

(67)

 

167

(67)

Rankin compressor station: Unit Maintenance (6/1/2020 - 6/30/2020)

 

Enterprise (segment 430)

 

 

2,283

 

 

2,283

 

2198

(85)

 

2198

(85)

 

2198

(85)

Enterprise compressor station: Controls Upgrade (6/8/2020 - 11/6/2020)

 

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

 

 

East/South Wrens (segment 560)

 

 

680

 

578

(102)

 

578

(102)

 

578

(102)

 

578

(102)

Wrens compressor station: Controls Upgrade (5/4/2020 - 6/26/2020)

 

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 transporation services may be necessary.

 

 

SNG - Outage Impact Report

 

 

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

 

 

July 2020 (updated 04/02/20)

 

 

-Restrictions to Interuptable 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)

 

 

37

 

 

37

 

 

37

 

 

37

 

 

37

 

 

37

 

 

 

Dearmanville (segment 150)

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

346

 

 

 

Bell Mills North (Segment 170)

 

 

232

 

 

232

 

 

232

 

 

232

 

 

232

 

 

232

Rome Calhoun Line north of Rome compressor station: Pipe Replacement (6/22/2020 - 7/24/2020)

 

 

White Castle (segment 340)

 

 

701

 

 

701

 

 

701

 

 

701

 

 

701

 

 

701

 

 

 

Sesh (segment 380)

 

 

508

 

 

508

 

 

508

 

 

508

 

 

508

 

 

508

 

 

 

Gwinville (segment 400)

 

 

234

 

167

(67)

 

 

234

 

 

234

 

 

234

 

 

234

Rankin compressor station: Unit Maintenance (6/1/2020 - 6/30/2020)

 

 

Enterprise (segment 430)

 

 

2,283

 

2198

(85)

 

2198

(85)

 

2198

(85)

 

2198

(85)

 

2198

(85)

Enterprise compressor station: Controls Upgrade (6/8/2020 - 11/6/2020)

 

 

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.

 

...