Tennessee Gas Pipeline Notice 402010

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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:  1939164-TENNESSEE GAS PIPELINE Critical: Y Notice Type Desc (1):  MAINTENANCE Notice Type Desc (2):  MAINTENANCE Notice Eff Date/Time:  06/11/2026 4:15:59PM Notice End Date/Time:  06/12/2026 9:00:00am Post Date/Time:  6/11/2026 4:15:59 PM Notice ID: 402010 Reqrd Rsp:  1 Rsp Date:  6/11/2026 12:00:00 AM Notice Stat Desc:  INITIATE Prior Notice:  Subject:  TGP Outage Impact Report
Notice Text:

 

 

 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

 

TGP - Outage Impact Report

 

 

 

-Major impact restrictions may be necessary

 

 

Seven Day Forecast (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station / Seg

Est Nominal

Operating Capacity (Thousand Dth)

Monday

(6/15)

Tuesday

(6/16)

Wednesday

(6/17)

Thursday

(6/18)

Friday

(6/19)

Saturday

(6/20)

Sunday

(6/21)

 

Primary Outage(s) that may Impact Throughput

Est. Operational Capacity (Operational Impact) - Thousand Dth

Station 409 (Donna Line) (segment 490 FH)

 

564

 

564

 

564

 

564

 

564

 

564

 

564

 

564

 

Station 1

(segment 101 BH)

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

Station 9

(segment 109 BH)

 

 

1,027

 

945

(82)

 

945

(82)

 

945

(82)

 

945

(82)

 

945

(82)

 

945

(82)

 

945

(82)

MLV 4-1 to MLV 5-1: Emergent Repair (6/9/2026 - 7/1/2026)

Station 17

(segment 117 FH)

 

 

1,122

 

1080

(42)

 

1080

(42)

 

1080

(42)

 

1080

(42)

 

1080

(42)

 

1100

(22)

 

1100

(22)

MLV 17-3DL to MLV 18-3A: Anomaly Remediation (6/15/2026 - 6/22/2026) MLV 19-2 TO MLV 20-2A: Pipe Replacement (M) (4/28/2026 - 6/19/2026)

Station 25

(segment 125 FH)

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

Station 47

(segment 143 FH)

 

 

1,343

 

1330

(13)

 

1330

(13)

 

1330

(13)

 

1330

(13)

 

1330

(13)

 

1330

(13)

 

1330

(13)

MLV 55-1 to MLV 56-1: PHMSA Immediate (5/11/2026 - 7/31/2026)

Station 63

(segment 163 FH)

 

 

1,242

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026)

Station 823

(segment 823 BH)

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

Station 834

(segment 834 BH)

 

 

683

 

220

(463)

 

220

(463)

 

674

(9)

 

674

(9)

 

674

(9)

 

 

683

 

 

683

Sta 834 to Sta 827: Pig Run - BH Ultimate MFLA Combo 6/16/26 (M) (6/16/2026)

Sta 834 to Sta 827: Pig Run - Cleaning / Gauge 6/15/26 (M) (6/15/2026) Sta 834: Unit 7A - Turbocharger/Overhaul (6/15/2026 - 6/19/2026)

 

 

Station 534 South of Pool (segment 530 BH)

 

 

 

1,550

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

MLV 533-2 to MLV 534-2: Pipe Replacement (6/4/2026 - 6/26/2026) Sta 530: Unit 1A - Bearings (8/25/2025 - 12/31/2026)

Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)

Sta 534: Unit 6A - Piston Liner & Unloader Replacements (6/30/2025 - 7/10/2026)

Sta 534: Unit 7A - Oil Pump (6/16/2026 - 6/17/2026)

 

MLV 548

(segment 542 BH)

 

 

1,647

 

 

1435

(212)

 

 

1435

(212)

 

 

1435

(212)

 

 

1215

(432)

 

 

1600

(47)

 

 

1630

(17)

 

 

1635

(12)

MLV 539-2 to MLV 540-2: Anomaly Remediation (6/18/2026 - 6/20/2026) Sta 542: Unit 1A - Emergent Repair (1/1/2026 - 6/18/2026)

Sta 542: Unit 2A - Emergent Repair (4/7/2026 - 8/14/2026) Sta 542: Unit 3A - Emergent Repair (3/26/2026 - 6/28/2026) Sta 546: Unit 7A - Metal in Oil (7/14/2025 - 6/19/2026)

Station 860

(segment 548 BH)

 

 

1,593

 

1580

(13)

 

1580

(13)

 

1580

(13)

 

1580

(13)

 

1580

(13)

 

 

1,593

 

 

1,593

Sta 555: Unit 5A - Foundation Regrout (1/20/2026 - 6/19/2026) Sta. 555: Unit 6A - Engine Maintenance (6/15/2026 - 6/18/2026)

Station 860 North (Segment 860 BH)

 

 

1,874

 

1530

(344)

 

1530

(344)

 

1530

(344)

 

1846

(28)

 

1846

(28)

 

1846

(28)

 

1846

(28)

Sta 563 Joelton: Scrubber Filter Changeout (6/15/2026 - 6/17/2026) Sta 563 Joelton: Unit 2A - Solar Turbine Exchange (6/8/2026 - 6/17/2026)

Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)

Station 110

(segment 187 BH)

(south thru

Kentucky)

 

 

2,685

 

2415

(270)

 

1895

(790)

 

2647

(38)

 

2647

(38)

 

2647

(38)

 

2647

(38)

 

2647

(38)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 87-3 to MLV 96-3: Pig Run - EMAT (6/16/2026)

Sta 871: Unit 3A - Engine Crankshaft Inspection (8/22/2025 - 6/16/2026)

Station 114

(segment 114 BH)

 

 

907

 

 

907

 

 

907

 

 

907

 

 

907

 

 

907

 

 

907

 

 

907

 

Station 204

(Segment 204 BH)

 

 

1,828

 

1270

(558)

 

1270

(558)

 

1675

(153)

 

1675

(153)

 

1675

(153)

 

 

1,828

 

 

1,828

Sta 200: Unit 1B - Crankcase Inspection (6/15/2026 - 6/19/2026) MLV 204-4 to MLV 209-4: Replace MLV 208-4 (M) (5/27/2026 - 6/16/2026)

Station 219 to

Station 224

(Segment 219 FH)

 

 

539

 

 

539

 

140

(399)

 

 

539

 

 

539

 

 

539

 

 

539

 

 

539

MLV 219-1D to MLV 224-1: Pig Run - Maintenance (6/16/2026)

Station 245

(segment 245 FH)

 

 

986

 

830

(156)

 

735

(251)

 

830

(156)

 

830

(156)

 

830

(156)

 

830

(156)

 

830

(156)

Sta 241: Annual ESD Test (6/16/2026)

Sta 245: Unit 1A & 2A - Exhaust System & HP Fuel (4/27/2026 - 11/1/2026) Sta 249: Unit 2B - 25k Overhaul (6/1/2026 - 6/26/2026)

Station 261 Discharge East (segment 261 FH)

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 


 

 

 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

 

TGP - Outage Impact Report

 

 

 

-Major impact restrictions may be necessary

 

 

Seven Day Forecast (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station / Seg

Est Nominal

Operating Capacity (Thousand Dth)

Monday

(6/15)

Tuesday

(6/16)

Wednesday

(6/17)

Thursday

(6/18)

Friday

(6/19)

Saturday

(6/20)

Sunday

(6/21)

 

Primary Outage(s) that may Impact Throughput

Est. Operational Capacity (Operational Impact) - Thousand Dth

Station 307

(segment 307 BH)

 

 

1,153

 

770

(383)

 

770

(383)

 

770

(383)

 

770

(383)

 

770

(383)

 

1,153

 

1,153

MLV 306-2 to MLV 307-2: Anomaly Remediation (6/9/2026 - 6/19/2026)

Station 315

(segment 315 BH)

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

MLV 324

(segment 324 FH)

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

Station 405 HC Line (segment 299 FH)

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

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.

 

 

 

-Primary impact restrictions may be necessary

 

TGP - Outage Impact Report

 

-Major impact restrictions may be necessary

 

June 2026 (updated 06/11/26)

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

 

Station # / Lateral

Est Nominal Operating 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

Station 409 (Donna Line) (segment 490 FH)

 

 

564

 

 

 

 

 

564

 

Station 1

(segment 101 BH)

 

 

399

 

 

 

 

 

399

 

Station 9

(segment 109 BH)

 

 

1,027

 

 

 

 

945

(82)

MLV 4-1 to MLV 5-1: Emergent Repair (6/9/2026 - 7/1/2026)

Station 17

(segment 117 FH)

 

 

1,122

 

 

 

 

1000

(122)

MLV 17-3DL to MLV 18-3A: Anomaly Remediation (6/15/2026 - 6/22/2026) MLV 19-3 TO MLV 20-3A: Pipe Replacement (M) (6/23/2026 - 7/23/2026)

Station 25

(segment 125 FH)

 

 

1,078

 

 

 

 

1055

(23)

MLV 26-1 Relocation: Highway 59 Widening (6/22/2026 - 7/10/2026)

Station 47

(segment 143 FH)

 

 

1,343

 

 

 

 

1330

(13)

MLV 55-1 to MLV 56-1: PHMSA Immediate (5/11/2026 - 7/31/2026)

Station 63

(segment 163 FH)

 

 

1,242

 

 

 

 

1117

(125)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026)

Station 823

(segment 823 BH)

 

 

734

 

 

 

 

 

734

 

Station 834

(segment 834 BH)

 

 

683

 

 

 

 

590

(93)

Sta 834: Scrubber Filter Changeout (6/24/2026 - 6/26/2026) Sta 834: Station Outage (6/24/2026 - 6/26/2026)

 

Station 534 South of Pool (segment 530 BH)

 

 

1,550

 

 

 

 

 

985

(565)

MLV 533-2 to MLV 534-2: Pipe Replacement (6/4/2026 - 6/26/2026) Sta 530: Unit 1A - Bearings (8/25/2025 - 12/31/2026)

Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)

Sta 534: Unit 6A - Piston Liner & Unloader Replacements (6/30/2025 - 7/10/2026)

MLV 548

(segment 542 BH)

 

 

1,647

 

 

 

 

1635

(12)

Sta 542: Unit 2A - Emergent Repair (4/7/2026 - 8/14/2026) Sta 542: Unit 3A - Emergent Repair (3/26/2026 - 6/28/2026)

Station 860

(segment 548 BH)

 

 

1,593

 

 

 

 

1580

(13)

Sta. 555: Unit 4A - Engine Maintenance (6/22/2026 - 6/27/2026)

Station 860 North (Segment 860 BH)

 

 

1,874

 

 

 

 

1846

(28)

Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)

Station 110

(segment 187 BH)

(south thru

Kentucky)

 

 

2,685

 

 

 

 

1930

(755)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 87-3 to MLV 96-3: Pig Run - MDS (6/23/2026)

Sta 87: Unit 3D - Power side Overhaul (6/22/2026 - 9/30/2026) Sta 871 Campbellsville: Annual ESD Test (6/23/2026)

Station 114

(segment 114 BH)

 

 

907

 

 

 

 

 

907

 


 

 

 

-Primary impact restrictions may be necessary

 

TGP - Outage Impact Report

 

-Major impact restrictions may be necessary

 

June 2026 (updated 06/11/26)

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

 

Station # / Lateral

Est Nominal Operating 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

Station 204

(Segment 204 BH)

 

 

1,828

 

 

 

 

1790

(38)

MLV 206-2 to MLV 207-2: Anomaly Remediation (6/22/2026 - 7/2/2026)

Station 245

(segment 245 FH)

 

 

986

 

 

 

 

830

(156)

Sta 245: Unit 1A & 2A - Exhaust System & HP Fuel (4/27/2026 - 11/1/2026) Sta 249: Unit 2B - 25k Overhaul (6/1/2026 - 6/26/2026)

Station 261 Discharge East (segment 261 FH)

 

 

888

 

 

 

 

 

888

 

Station 307

(segment 307 BH)

 

 

1,153

 

 

 

 

 

1,153

 

Station 315

(segment 315 BH)

 

 

1,823

 

 

 

 

 

1,823

 

MLV 324

(segment 324 FH)

 

 

1,767

 

 

 

 

1450

(317)

Sta 325: Station Outage (6/24/2026 - 6/25/2026)

Cranston Lateral South

(segment 281 FH)

 

 

187

 

 

 

 

150

(37)

MLV 265E-101.1 to MLV 265E-104: PIG RUNS - Cal/IMU (M) (6/23/2026) ; MLV

265E-101.1 to MLV 265E-104: PIG RUNS - Gauge/Cleaning tool (M) (6/22/2026)

; MLV 265E-101.1 to MLV 265E-104: PIG RUNS - MFL-A (M) (6/24/2026)

Station 405 HC Line (segment 299 FH)

 

 

794

 

 

 

 

 

794

 

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.

 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

TGP - Outage Impact Report

 

 

-Major impact restrictions may be necessary

 

 

July 2026 (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station # / Lateral

Est Nominal

Operating 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

Station 409 (Donna Line) (segment 490 FH)

 

564

 

564

 

564

 

564

 

564

 

564

 

Station 1

(segment 101 BH)

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

 

 

Station 9

(segment 109 BH)

 

 

 

 

1,027

 

 

 

945

(82)

 

 

 

 

1,027

 

 

 

640

(387)

 

 

 

640

(387)

 

 

 

1015

(12)

MLV 4-1 to MLV 5-1: Emergent Repair (6/9/2026 - 7/1/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/13/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/14/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/15/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/16/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/17/2026)

MLV 5-2 to MLV 1-2D: Pig Run - TDW MDS (M) (7/21/2026)

MLV 9-1D to MLV 10-1: Anomaly Remediation (7/27/2026 - 8/2/2026)

Station 17

(segment 117 FH)

 

 

1,122

 

1000

(122)

 

1000

(122)

 

1000

(122)

 

1000

(122)

 

1100

(22)

MLV 19-1 TO MLV 20-1A: Pipe Replacement (M) (7/27/2026 - 9/2/2026) MLV 19-3 TO MLV 20-3A: Pipe Replacement (M) (6/23/2026 - 7/23/2026)

Station 25

(segment 125 FH)

 

 

1,078

 

1055

(23)

 

1055

(23)

 

1070

(8)

 

955

(123)

 

1070

(8)

MLV 25-2 to MLV 26-2: Pipe Replacement (7/11/2026 - 7/29/2026) MLV 26-1 Relocation: Highway 59 Widening (6/22/2026 - 7/10/2026) MLV 26-2 Relocation: Highway 59 Widening (7/11/2026 - 7/29/2026) Sta 25: Annual ESD Test (7/21/2026)

Station 47

(segment 143 FH)

 

 

1,343

 

1330

(13)

 

1330

(13)

 

1020

(323)

 

1330

(13)

 

1330

(13)

MLV 55-1 to MLV 56-1: PHMSA Immediate (5/11/2026 - 7/31/2026)

Sta. 47: Station Transformer Maintenance (7/13/2026 - 7/14/2026)

Station 63

(segment 163 FH)

 

 

1,242

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

901

(341)

 

901

(341)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 77-3 to MLV 77-3A: Pipe Replacements (7/20/2026 - 7/27/2026)

Station 823

(segment 823 BH)

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

Station 823 Muskrat Line (segment 509 BH)

 

 

231

 

130

(101)

 

 

231

 

 

231

 

 

231

 

 

231

Sta 823 to MLV 516: Pig Run - Maintenance (M) (6/30/2026)

MLV 516

Muskrat Line (segment 516 FH)

 

 

241

 

 

241

 

100

(141)

 

 

241

 

 

241

 

 

241

Sta 523 to MLV 516: Pig Run - Chemical Cleaning / Gauge 7/6/26 to 7/10/26 (M) (7/6/2026 - 7/10/2026)

Sta 523 to MLV 516: Pig Run - MFL-A 7/11/26 (M) (7/11/2026)

Station 534 South of Pool (segment 530 BH)

 

 

1,550

 

1528

(22)

 

1528

(22)

 

1528

(22)

 

1528

(22)

 

1528

(22)

Sta 530: Unit 1A - Bearings (8/25/2025 - 12/31/2026)

Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)

Sta 534: Unit 6A - Piston Liner & Unloader Replacements (6/30/2025 -

7/10/2026)

MLV 548

(segment 542 BH)

 

 

1,647

 

1640

(7)

 

1640

(7)

 

1640

(7)

 

1640

(7)

 

1640

(7)

Sta 542: Unit 2A - Emergent Repair (4/7/2026 - 8/14/2026)

Station 860

(segment 548 BH)

 

 

1,593

 

 

1,593

 

 

1,593

 

1585

(8)

 

1430

(163)

 

 

1,593

MLV 557-3 to MLV 559-3: Pig Runs - Cal / IMU & MFL-A 6/4/26 (7/16/2026)

MLV 557-3 to MLV 559-3: Pig Runs - Cleaning / Gauge 6/2/26 (7/14/2026) Sta 555: Scrubber/Filter/Separator Clean, Inspect & Filter Change (7/21/2026 -

7/22/2026)

Station 860 North (Segment 860 BH)

 

 

1,874

 

1846

(28)

 

1846

(28)

 

1846

(28)

 

1846

(28)

 

1846

(28)

Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)


 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

TGP - Outage Impact Report

 

 

-Major impact restrictions may be necessary

 

 

July 2026 (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station # / Lateral

Est Nominal

Operating 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

 

 

 

 

 

Station 110

(segment 187 BH)

(south thru Kentucky)

 

 

 

 

 

 

 

2,685

 

 

 

 

 

 

2534

(151)

 

 

 

 

 

 

2358

(327)

 

 

 

 

 

 

2098

(587)

 

 

 

 

 

 

2150

(535)

 

 

 

 

 

 

2150

(535)

MLV 104-1 to MLV 105-1: Anomaly Remediation (7/13/2026 - 8/15/2026)

MLV 107-7 to 110-7: Valve Installation & Crossover Work (7/7/2026 - 7/27/2026)

MLV 109-4 to 110-4: Valve Installation & Crossover Work (7/28/2026 - 8/11/2026)

MLV 109-4 to MLV 110-4: Pipe Replacement (7/28/2026 - 8/11/2026) MLV 109-7 to MLV 110-7: Pipe Replacement (7/7/2026 - 7/27/2026)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 96-3BR to MLV 96-3BL: Spike Test (7/27/2026 - 8/31/2026)

Sta 87: Unit 3D - Power side Overhaul (6/22/2026 - 9/30/2026) Sta 96 Campbellsville: Annual ESD Test (7/14/2026 - 7/15/2026)

Sta 96 Campbellsville: Annual Substation Inspection (7/13/2026 - 7/16/2026) Sta 96: Unit 2D Replace Compressor Valves (7/5/2026 - 7/9/2026)

Sta. 106: C Building - Install Water Trech System (7/13/2026 - 7/17/2026)

Station 114

(segment 114 BH)

 

 

907

 

600

(307)

 

 

907

 

 

907

 

 

907

 

 

907

Sta 114: Unit 1D - Solar Turbine Inspection (6/29/2026 - 7/1/2026)

Station 204

(Segment 204 BH)

 

 

1,828

 

1790

(38)

 

 

1,828

 

 

1,828

 

 

1,828

 

 

1,828

MLV 206-2 to MLV 207-2: Anomaly Remediation (6/22/2026 - 7/2/2026)

Station 230C (segment 296 FH)

 

 

743

 

 

743

 

 

743

 

370

(373)

 

 

743

 

 

743

Sta 230C: Annual ESD (M) (7/13/2026 - 7/14/2026)

Station 237

(segment 237 FH)

 

 

1,006

 

 

1,006

 

 

1,006

 

 

1,006

 

 

1,006

 

780

(226)

MLV 237-1 to MLV 245-1: Pig Run - Cleaning/Gauge (7/27/2026) MLV 237-1 to MLV 245-1: Pig Run - MFL-C (7/29/2026)

Station 245

(segment 245 FH)

 

 

986

 

970

(16)

 

970

(16)

 

760

(226)

 

970

(16)

 

970

(16)

Sta 245: Unit 1A & 2A - Exhaust System & HP Fuel (4/27/2026 - 11/1/2026) Sta 245-1 to MLV 249-1: Pig Run - Cal/IMU (7/15/2026)

Sta 245-1 to MLV 249-1: Pig Run - Gauge/Cleaning tool (7/14/2026) Sta 245-1 to MLV 249-1: Pig Run - MFL-C (7/16/2026)

MLV 256 West

(segment 249 FH)

 

 

1,203

 

 

1,203

 

 

1,203

 

 

1,203

 

535

(668)

 

 

1,203

MLV 249-2 to MLV 254-2: Gauge/Cleaning tool (7/20/2026) MLV 249-2 to MLV 254-2: Hardspot/Geo (7/23/2026)

MLV 249-2 to MLV 254-2: MFL-A/IMU (7/21/2026)

Station 261 Discharge East (segment 261 FH)

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

 

Station 307

(segment 307 BH)

 

 

 

1,153

 

 

 

1,153

 

 

 

1,153

 

 

 

1,153

 

 

930

(223)

 

 

1115

(38)

Sta 219: Unit 1B - Protective Device Checks & GHG (7/20/2026 - 7/24/2026) Sta 219: Unit 1B - Save Air System (7/20/2026 - 7/31/2026)

Sta 307: Unit 1A - Protective Device Checks (7/20/2026 - 7/24/2026) Sta 307: Unit 2A - Protective Device Checks (7/20/2026 - 7/24/2026) Sta 307: Unit 3A - Protective Device Checks (7/20/2026 - 7/24/2026) Sta 307: Unit 4A - Protective Device Checks (7/20/2026 - 7/24/2026)

Station 313 Discharge (segment 399 FH)

 

 

797

 

720

(77)

 

 

797

 

 

797

 

 

797

 

 

797

Sta 313: Unit 1C - Substation Inspection (6/30/2026 - 7/1/2026)

Station 315

(segment 315 BH)

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

Station 321

(segment 321 FH)

 

 

2,102

 

 

2,102

 

 

2,102

 

 

2,102

 

1715

(387)

 

 

2,102

Sta 321: Station Valves for ESD System (7/21/2026 - 7/23/2026)

MLV 324

(segment 324 FH)

 

 

1,767

 

 

1,767

 

1735

(32)

 

 

1,767

 

 

1,767

 

 

1,767

Sta 325: Units 4A - Water Wash & Borescope (7/6/2026 - 7/7/2026)

Station 405 HC Line (segment 299 FH)

 

 

794

 

 

794

 

680

(114)

 

 

794

 

 

794

 

 

794

Sta 405A: Annual ESD Test / Filter Scrubber (7/7/2026 - 7/9/2026)


 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

TGP - Outage Impact Report

 

 

-Major impact restrictions may be necessary

 

 

July 2026 (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station # / Lateral

Est Nominal

Operating 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

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.

 

 

 

-Primary impact restrictions may be necessary

 

TGP - Outage Impact Report

 

-Major impact restrictions may be necessary

 

August 2026 (updated 06/11/26)

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

 

Station # / Lateral

Est Nominal Operating Capacity (Thousand Dth)

Week 1

(8/3 - 8/9)

Week 2

(8/10 - 8/16)

Week 3

(8/17 - 8/23)

Week 4

(8/24 - 8/30)

 

Primary Outage(s)

 

Est. Operational Capacity (Operational Impact) - Thousand Dth

Station 409 (Donna Line) (segment 490 FH)

 

 

564

 

 

564

 

 

564

 

 

564

 

 

564

 

Station 1

(segment 101 BH)

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

Station 9

(segment 109 BH)

 

 

1,027

 

985

(42)

 

945

(82)

 

945

(82)

 

 

1,027

MLV 11-1A to MLV 11-1: Anomaly Remediation (8/3/2026 - 8/9/2026) MLV 13-1 to MLV 12-1: Anomaly Remediation (8/10/2026 - 8/19/2026)

Station 17

(segment 117 FH)

 

 

1,122

 

1100

(22)

 

1100

(22)

 

1100

(22)

 

1100

(22)

MLV 19-1 TO MLV 20-1A: Pipe Replacement (M) (7/27/2026 - 9/2/2026)

Station 25

(segment 125 FH)

 

 

1,078

 

925

(153)

 

925

(153)

 

925

(153)

 

 

1,078

MLV 26-3 Relocation: Highway 59 Widening (M) (8/3/2026 - 8/20/2026)

Station 47

(segment 143 FH)

 

 

1,343

 

1255

(88)

 

1105

(238)

 

 

1,343

 

 

1,343

MLV 40-1D to MLV 47-1S: Pig Run - Maintenance (8/4/2026)

MLV 40-3D to MLV 47-3S: Pig Run - Maintenance Cleaning (8/11/2026) MLV 40-4D to MLV 47-4S: Pig Run - Maintenance (8/13/2026)

Station 63

(segment 163 FH)

 

 

1,242

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 82-2C to MLV 83-2: Anomaly Remediation (8/3/2026 - 8/7/2026)

Station 823

(segment 823 BH)

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

Station 534 South of Pool (segment 530 BH)

 

 

1,550

 

1528

(22)

 

1528

(22)

 

1528

(22)

 

1528

(22)

Sta 530: Unit 1A - Bearings (8/25/2025 - 12/31/2026)

Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)

MLV 548

(segment 542 BH)

 

 

1,647

 

1640

(7)

 

1640

(7)

 

 

1,647

 

1235

(412)

Sta 542 Dekalb: Annual ESD Test (8/25/2026 - 8/27/2026) Sta 542: Unit 2A - Emergent Repair (4/7/2026 - 8/14/2026)

Station 860

(segment 548 BH)

 

 

1,593

 

 

1,593

 

 

1,593

 

 

1,593

 

 

1,593

 

Station 860 North (Segment 860 BH)

 

 

1,874

 

1846

(28)

 

1846

(28)

 

1846

(28)

 

1846

(28)

Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)

 

 

 

 

Station 110

(segment 187 BH)

(south thru Kentucky)

 

 

 

 

 

 

2,685

 

 

 

 

 

 

2457

(228)

 

 

 

 

 

 

2470

(215)

 

 

 

 

 

 

2308

(377)

 

 

 

 

 

 

2050

(635)

MLV 104-1 to MLV 105-1: Anomaly Remediation (7/13/2026 - 8/15/2026) MLV 109-4 to 110-4: Valve Installation & Crossover Work (7/28/2026 - 8/11/2026)

MLV 109-4 to MLV 110-4: Pipe Replacement (7/28/2026 - 8/11/2026) MLV 109-5 to MLV 109-5A: Pipe Replacement (8/18/2026 - 9/1/2026) MLV 109-5A to MLV 110-5: Pipe Replacement (8/18/2026 - 9/1/2026)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 96-3BR to MLV 96-3BL: Spike Test (7/27/2026 - 8/31/2026)

Sta 110: Install ESD Silence Covers (8/24/2026 - 8/28/2026) Sta 87: Unit 3D - Power side Overhaul (6/22/2026 - 9/30/2026)

Sta 875: Unit 1A- 8K Solar Turbine Inspection (8/17/2026 - 8/21/2026) Sta 96: Unit 2D - Install Ball Grove Valve (8/3/2026 - 8/7/2026)


 

 

 

-Primary impact restrictions may be necessary

 

TGP - Outage Impact Report

 

-Major impact restrictions may be necessary

 

August 2026 (updated 06/11/26)

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

 

Station # / Lateral

Est Nominal Operating Capacity (Thousand Dth)

Week 1

(8/3 - 8/9)

Week 2

(8/10 - 8/16)

Week 3

(8/17 - 8/23)

Week 4

(8/24 - 8/30)

 

Primary Outage(s)

 

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Station 114

(segment 114 BH)

 

 

907

 

 

907

 

 

393

(514)

 

 

393

(514)

 

 

393

(514)

MLV 117-3 to MLV 118-3: Special Permit Pipe Replacement (8/10/2026 - 8/31/2026)

MLV 119-2 to MLV 119-2A: Special Permit Pipe Replacement (8/10/2026 - 8/31/2026)

Sta 119A: Unit 1A - Solar Turbine Inspection (8/10/2026 - 8/12/2026)

Station 204

(Segment 204 BH)

 

 

1,828

 

 

1,828

 

 

1,828

 

 

1,828

 

 

1,828

 

Station 245

(segment 245 FH)

 

 

986

 

970

(16)

 

970

(16)

 

970

(16)

 

970

(16)

Sta 245: Unit 1A & 2A - Exhaust System & HP Fuel (4/27/2026 - 11/1/2026)

Station 261 Discharge East (segment 261 FH)

 

 

888

 

720

(168)

 

 

888

 

 

888

 

 

888

Sta 261: Unit 2D - Engine Inspection & Borescope (8/3/2026 - 8/7/2026)

Station 307

(segment 307 BH)

 

 

1,153

 

965

(188)

 

 

1,153

 

765

(388)

 

 

1,153

Sta 219: Annual ESD Test & Scrubber Maintenance (8/17/2026 - 8/21/2026) Sta 307 (Pigeon): Annual ESD Test & Maintenance (8/3/2026 - 8/7/2026)

Station 313 Discharge (segment 399 FH)

 

 

797

 

 

797

 

 

797

 

515

(282)

 

 

797

Sta 313 Coudersport: Annual ESD Test & Maintenance (8/17/2026 - 8/20/2026)

Station 315

(segment 315 BH)

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

Station 317

(segment 317 BH)

 

 

1,548

 

 

1,548

 

 

1,548

 

 

1,548

 

1345

(203)

Sta 317: Annual ESD Test & Maintenance (8/24/2026 - 8/28/2026)

MLV 324

(segment 324 FH)

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

Station 405 HC Line (segment 299 FH)

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

Station 224

(segment 224 FH)

 

 

388

 

 

388

 

 

388

 

 

388

 

280

(108)

Station 224: Scrubber Inspections & Filter Change (8/25/2026 - 8/26/2026)

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.

TSP/TSP Name:  1939164-TENNESSEE GAS PIPELINE Critical: Y Notice Type Desc (1):  MAINTENANCE Notice Type Desc (2):  MAINTENANCE Notice Eff Date/Time:  06/11/2026 4:15:59PM Notice End Date/Time:  06/12/2026 9:00:00am Post Date/Time:  6/11/2026 4:15:59 PM Notice ID: 402010 Reqrd Rsp:  1 Rsp Date:  6/11/2026 12:00:00 AM Notice Stat Desc:  INITIATE Prior Notice:  Subject:  TGP Outage Impact Report
Notice Text:

 

 

 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

 

TGP - Outage Impact Report

 

 

 

-Major impact restrictions may be necessary

 

 

Seven Day Forecast (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station / Seg

Est Nominal

Operating Capacity (Thousand Dth)

Monday

(6/15)

Tuesday

(6/16)

Wednesday

(6/17)

Thursday

(6/18)

Friday

(6/19)

Saturday

(6/20)

Sunday

(6/21)

 

Primary Outage(s) that may Impact Throughput

Est. Operational Capacity (Operational Impact) - Thousand Dth

Station 409 (Donna Line) (segment 490 FH)

 

564

 

564

 

564

 

564

 

564

 

564

 

564

 

564

 

Station 1

(segment 101 BH)

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

Station 9

(segment 109 BH)

 

 

1,027

 

945

(82)

 

945

(82)

 

945

(82)

 

945

(82)

 

945

(82)

 

945

(82)

 

945

(82)

MLV 4-1 to MLV 5-1: Emergent Repair (6/9/2026 - 7/1/2026)

Station 17

(segment 117 FH)

 

 

1,122

 

1080

(42)

 

1080

(42)

 

1080

(42)

 

1080

(42)

 

1080

(42)

 

1100

(22)

 

1100

(22)

MLV 17-3DL to MLV 18-3A: Anomaly Remediation (6/15/2026 - 6/22/2026) MLV 19-2 TO MLV 20-2A: Pipe Replacement (M) (4/28/2026 - 6/19/2026)

Station 25

(segment 125 FH)

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

 

1,078

 

Station 47

(segment 143 FH)

 

 

1,343

 

1330

(13)

 

1330

(13)

 

1330

(13)

 

1330

(13)

 

1330

(13)

 

1330

(13)

 

1330

(13)

MLV 55-1 to MLV 56-1: PHMSA Immediate (5/11/2026 - 7/31/2026)

Station 63

(segment 163 FH)

 

 

1,242

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026)

Station 823

(segment 823 BH)

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

Station 834

(segment 834 BH)

 

 

683

 

220

(463)

 

220

(463)

 

674

(9)

 

674

(9)

 

674

(9)

 

 

683

 

 

683

Sta 834 to Sta 827: Pig Run - BH Ultimate MFLA Combo 6/16/26 (M) (6/16/2026)

Sta 834 to Sta 827: Pig Run - Cleaning / Gauge 6/15/26 (M) (6/15/2026) Sta 834: Unit 7A - Turbocharger/Overhaul (6/15/2026 - 6/19/2026)

 

 

Station 534 South of Pool (segment 530 BH)

 

 

 

1,550

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

 

 

 

985

(565)

MLV 533-2 to MLV 534-2: Pipe Replacement (6/4/2026 - 6/26/2026) Sta 530: Unit 1A - Bearings (8/25/2025 - 12/31/2026)

Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)

Sta 534: Unit 6A - Piston Liner & Unloader Replacements (6/30/2025 - 7/10/2026)

Sta 534: Unit 7A - Oil Pump (6/16/2026 - 6/17/2026)

 

MLV 548

(segment 542 BH)

 

 

1,647

 

 

1435

(212)

 

 

1435

(212)

 

 

1435

(212)

 

 

1215

(432)

 

 

1600

(47)

 

 

1630

(17)

 

 

1635

(12)

MLV 539-2 to MLV 540-2: Anomaly Remediation (6/18/2026 - 6/20/2026) Sta 542: Unit 1A - Emergent Repair (1/1/2026 - 6/18/2026)

Sta 542: Unit 2A - Emergent Repair (4/7/2026 - 8/14/2026) Sta 542: Unit 3A - Emergent Repair (3/26/2026 - 6/28/2026) Sta 546: Unit 7A - Metal in Oil (7/14/2025 - 6/19/2026)

Station 860

(segment 548 BH)

 

 

1,593

 

1580

(13)

 

1580

(13)

 

1580

(13)

 

1580

(13)

 

1580

(13)

 

 

1,593

 

 

1,593

Sta 555: Unit 5A - Foundation Regrout (1/20/2026 - 6/19/2026) Sta. 555: Unit 6A - Engine Maintenance (6/15/2026 - 6/18/2026)

Station 860 North (Segment 860 BH)

 

 

1,874

 

1530

(344)

 

1530

(344)

 

1530

(344)

 

1846

(28)

 

1846

(28)

 

1846

(28)

 

1846

(28)

Sta 563 Joelton: Scrubber Filter Changeout (6/15/2026 - 6/17/2026) Sta 563 Joelton: Unit 2A - Solar Turbine Exchange (6/8/2026 - 6/17/2026)

Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)

Station 110

(segment 187 BH)

(south thru

Kentucky)

 

 

2,685

 

2415

(270)

 

1895

(790)

 

2647

(38)

 

2647

(38)

 

2647

(38)

 

2647

(38)

 

2647

(38)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 87-3 to MLV 96-3: Pig Run - EMAT (6/16/2026)

Sta 871: Unit 3A - Engine Crankshaft Inspection (8/22/2025 - 6/16/2026)

Station 114

(segment 114 BH)

 

 

907

 

 

907

 

 

907

 

 

907

 

 

907

 

 

907

 

 

907

 

 

907

 

Station 204

(Segment 204 BH)

 

 

1,828

 

1270

(558)

 

1270

(558)

 

1675

(153)

 

1675

(153)

 

1675

(153)

 

 

1,828

 

 

1,828

Sta 200: Unit 1B - Crankcase Inspection (6/15/2026 - 6/19/2026) MLV 204-4 to MLV 209-4: Replace MLV 208-4 (M) (5/27/2026 - 6/16/2026)

Station 219 to

Station 224

(Segment 219 FH)

 

 

539

 

 

539

 

140

(399)

 

 

539

 

 

539

 

 

539

 

 

539

 

 

539

MLV 219-1D to MLV 224-1: Pig Run - Maintenance (6/16/2026)

Station 245

(segment 245 FH)

 

 

986

 

830

(156)

 

735

(251)

 

830

(156)

 

830

(156)

 

830

(156)

 

830

(156)

 

830

(156)

Sta 241: Annual ESD Test (6/16/2026)

Sta 245: Unit 1A & 2A - Exhaust System & HP Fuel (4/27/2026 - 11/1/2026) Sta 249: Unit 2B - 25k Overhaul (6/1/2026 - 6/26/2026)

Station 261 Discharge East (segment 261 FH)

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 


 

 

 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

 

TGP - Outage Impact Report

 

 

 

-Major impact restrictions may be necessary

 

 

Seven Day Forecast (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station / Seg

Est Nominal

Operating Capacity (Thousand Dth)

Monday

(6/15)

Tuesday

(6/16)

Wednesday

(6/17)

Thursday

(6/18)

Friday

(6/19)

Saturday

(6/20)

Sunday

(6/21)

 

Primary Outage(s) that may Impact Throughput

Est. Operational Capacity (Operational Impact) - Thousand Dth

Station 307

(segment 307 BH)

 

 

1,153

 

770

(383)

 

770

(383)

 

770

(383)

 

770

(383)

 

770

(383)

 

1,153

 

1,153

MLV 306-2 to MLV 307-2: Anomaly Remediation (6/9/2026 - 6/19/2026)

Station 315

(segment 315 BH)

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

MLV 324

(segment 324 FH)

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

Station 405 HC Line (segment 299 FH)

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

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.

 

 

 

-Primary impact restrictions may be necessary

 

TGP - Outage Impact Report

 

-Major impact restrictions may be necessary

 

June 2026 (updated 06/11/26)

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

 

Station # / Lateral

Est Nominal Operating 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

Station 409 (Donna Line) (segment 490 FH)

 

 

564

 

 

 

 

 

564

 

Station 1

(segment 101 BH)

 

 

399

 

 

 

 

 

399

 

Station 9

(segment 109 BH)

 

 

1,027

 

 

 

 

945

(82)

MLV 4-1 to MLV 5-1: Emergent Repair (6/9/2026 - 7/1/2026)

Station 17

(segment 117 FH)

 

 

1,122

 

 

 

 

1000

(122)

MLV 17-3DL to MLV 18-3A: Anomaly Remediation (6/15/2026 - 6/22/2026) MLV 19-3 TO MLV 20-3A: Pipe Replacement (M) (6/23/2026 - 7/23/2026)

Station 25

(segment 125 FH)

 

 

1,078

 

 

 

 

1055

(23)

MLV 26-1 Relocation: Highway 59 Widening (6/22/2026 - 7/10/2026)

Station 47

(segment 143 FH)

 

 

1,343

 

 

 

 

1330

(13)

MLV 55-1 to MLV 56-1: PHMSA Immediate (5/11/2026 - 7/31/2026)

Station 63

(segment 163 FH)

 

 

1,242

 

 

 

 

1117

(125)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026)

Station 823

(segment 823 BH)

 

 

734

 

 

 

 

 

734

 

Station 834

(segment 834 BH)

 

 

683

 

 

 

 

590

(93)

Sta 834: Scrubber Filter Changeout (6/24/2026 - 6/26/2026) Sta 834: Station Outage (6/24/2026 - 6/26/2026)

 

Station 534 South of Pool (segment 530 BH)

 

 

1,550

 

 

 

 

 

985

(565)

MLV 533-2 to MLV 534-2: Pipe Replacement (6/4/2026 - 6/26/2026) Sta 530: Unit 1A - Bearings (8/25/2025 - 12/31/2026)

Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)

Sta 534: Unit 6A - Piston Liner & Unloader Replacements (6/30/2025 - 7/10/2026)

MLV 548

(segment 542 BH)

 

 

1,647

 

 

 

 

1635

(12)

Sta 542: Unit 2A - Emergent Repair (4/7/2026 - 8/14/2026) Sta 542: Unit 3A - Emergent Repair (3/26/2026 - 6/28/2026)

Station 860

(segment 548 BH)

 

 

1,593

 

 

 

 

1580

(13)

Sta. 555: Unit 4A - Engine Maintenance (6/22/2026 - 6/27/2026)

Station 860 North (Segment 860 BH)

 

 

1,874

 

 

 

 

1846

(28)

Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)

Station 110

(segment 187 BH)

(south thru

Kentucky)

 

 

2,685

 

 

 

 

1930

(755)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 87-3 to MLV 96-3: Pig Run - MDS (6/23/2026)

Sta 87: Unit 3D - Power side Overhaul (6/22/2026 - 9/30/2026) Sta 871 Campbellsville: Annual ESD Test (6/23/2026)

Station 114

(segment 114 BH)

 

 

907

 

 

 

 

 

907

 


 

 

 

-Primary impact restrictions may be necessary

 

TGP - Outage Impact Report

 

-Major impact restrictions may be necessary

 

June 2026 (updated 06/11/26)

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

 

Station # / Lateral

Est Nominal Operating 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

Station 204

(Segment 204 BH)

 

 

1,828

 

 

 

 

1790

(38)

MLV 206-2 to MLV 207-2: Anomaly Remediation (6/22/2026 - 7/2/2026)

Station 245

(segment 245 FH)

 

 

986

 

 

 

 

830

(156)

Sta 245: Unit 1A & 2A - Exhaust System & HP Fuel (4/27/2026 - 11/1/2026) Sta 249: Unit 2B - 25k Overhaul (6/1/2026 - 6/26/2026)

Station 261 Discharge East (segment 261 FH)

 

 

888

 

 

 

 

 

888

 

Station 307

(segment 307 BH)

 

 

1,153

 

 

 

 

 

1,153

 

Station 315

(segment 315 BH)

 

 

1,823

 

 

 

 

 

1,823

 

MLV 324

(segment 324 FH)

 

 

1,767

 

 

 

 

1450

(317)

Sta 325: Station Outage (6/24/2026 - 6/25/2026)

Cranston Lateral South

(segment 281 FH)

 

 

187

 

 

 

 

150

(37)

MLV 265E-101.1 to MLV 265E-104: PIG RUNS - Cal/IMU (M) (6/23/2026) ; MLV

265E-101.1 to MLV 265E-104: PIG RUNS - Gauge/Cleaning tool (M) (6/22/2026)

; MLV 265E-101.1 to MLV 265E-104: PIG RUNS - MFL-A (M) (6/24/2026)

Station 405 HC Line (segment 299 FH)

 

 

794

 

 

 

 

 

794

 

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.

 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

TGP - Outage Impact Report

 

 

-Major impact restrictions may be necessary

 

 

July 2026 (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station # / Lateral

Est Nominal

Operating 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

Station 409 (Donna Line) (segment 490 FH)

 

564

 

564

 

564

 

564

 

564

 

564

 

Station 1

(segment 101 BH)

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

 

 

 

Station 9

(segment 109 BH)

 

 

 

 

1,027

 

 

 

945

(82)

 

 

 

 

1,027

 

 

 

640

(387)

 

 

 

640

(387)

 

 

 

1015

(12)

MLV 4-1 to MLV 5-1: Emergent Repair (6/9/2026 - 7/1/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/13/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/14/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/15/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/16/2026) MLV 5-2 to MLV 1-2D: Pig Run - Cleaning Gauge (M) (7/17/2026)

MLV 5-2 to MLV 1-2D: Pig Run - TDW MDS (M) (7/21/2026)

MLV 9-1D to MLV 10-1: Anomaly Remediation (7/27/2026 - 8/2/2026)

Station 17

(segment 117 FH)

 

 

1,122

 

1000

(122)

 

1000

(122)

 

1000

(122)

 

1000

(122)

 

1100

(22)

MLV 19-1 TO MLV 20-1A: Pipe Replacement (M) (7/27/2026 - 9/2/2026) MLV 19-3 TO MLV 20-3A: Pipe Replacement (M) (6/23/2026 - 7/23/2026)

Station 25

(segment 125 FH)

 

 

1,078

 

1055

(23)

 

1055

(23)

 

1070

(8)

 

955

(123)

 

1070

(8)

MLV 25-2 to MLV 26-2: Pipe Replacement (7/11/2026 - 7/29/2026) MLV 26-1 Relocation: Highway 59 Widening (6/22/2026 - 7/10/2026) MLV 26-2 Relocation: Highway 59 Widening (7/11/2026 - 7/29/2026) Sta 25: Annual ESD Test (7/21/2026)

Station 47

(segment 143 FH)

 

 

1,343

 

1330

(13)

 

1330

(13)

 

1020

(323)

 

1330

(13)

 

1330

(13)

MLV 55-1 to MLV 56-1: PHMSA Immediate (5/11/2026 - 7/31/2026)

Sta. 47: Station Transformer Maintenance (7/13/2026 - 7/14/2026)

Station 63

(segment 163 FH)

 

 

1,242

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

901

(341)

 

901

(341)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 77-3 to MLV 77-3A: Pipe Replacements (7/20/2026 - 7/27/2026)

Station 823

(segment 823 BH)

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

Station 823 Muskrat Line (segment 509 BH)

 

 

231

 

130

(101)

 

 

231

 

 

231

 

 

231

 

 

231

Sta 823 to MLV 516: Pig Run - Maintenance (M) (6/30/2026)

MLV 516

Muskrat Line (segment 516 FH)

 

 

241

 

 

241

 

100

(141)

 

 

241

 

 

241

 

 

241

Sta 523 to MLV 516: Pig Run - Chemical Cleaning / Gauge 7/6/26 to 7/10/26 (M) (7/6/2026 - 7/10/2026)

Sta 523 to MLV 516: Pig Run - MFL-A 7/11/26 (M) (7/11/2026)

Station 534 South of Pool (segment 530 BH)

 

 

1,550

 

1528

(22)

 

1528

(22)

 

1528

(22)

 

1528

(22)

 

1528

(22)

Sta 530: Unit 1A - Bearings (8/25/2025 - 12/31/2026)

Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)

Sta 534: Unit 6A - Piston Liner & Unloader Replacements (6/30/2025 -

7/10/2026)

MLV 548

(segment 542 BH)

 

 

1,647

 

1640

(7)

 

1640

(7)

 

1640

(7)

 

1640

(7)

 

1640

(7)

Sta 542: Unit 2A - Emergent Repair (4/7/2026 - 8/14/2026)

Station 860

(segment 548 BH)

 

 

1,593

 

 

1,593

 

 

1,593

 

1585

(8)

 

1430

(163)

 

 

1,593

MLV 557-3 to MLV 559-3: Pig Runs - Cal / IMU & MFL-A 6/4/26 (7/16/2026)

MLV 557-3 to MLV 559-3: Pig Runs - Cleaning / Gauge 6/2/26 (7/14/2026) Sta 555: Scrubber/Filter/Separator Clean, Inspect & Filter Change (7/21/2026 -

7/22/2026)

Station 860 North (Segment 860 BH)

 

 

1,874

 

1846

(28)

 

1846

(28)

 

1846

(28)

 

1846

(28)

 

1846

(28)

Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)


 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

TGP - Outage Impact Report

 

 

-Major impact restrictions may be necessary

 

 

July 2026 (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station # / Lateral

Est Nominal

Operating 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

 

 

 

 

 

Station 110

(segment 187 BH)

(south thru Kentucky)

 

 

 

 

 

 

 

2,685

 

 

 

 

 

 

2534

(151)

 

 

 

 

 

 

2358

(327)

 

 

 

 

 

 

2098

(587)

 

 

 

 

 

 

2150

(535)

 

 

 

 

 

 

2150

(535)

MLV 104-1 to MLV 105-1: Anomaly Remediation (7/13/2026 - 8/15/2026)

MLV 107-7 to 110-7: Valve Installation & Crossover Work (7/7/2026 - 7/27/2026)

MLV 109-4 to 110-4: Valve Installation & Crossover Work (7/28/2026 - 8/11/2026)

MLV 109-4 to MLV 110-4: Pipe Replacement (7/28/2026 - 8/11/2026) MLV 109-7 to MLV 110-7: Pipe Replacement (7/7/2026 - 7/27/2026)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 96-3BR to MLV 96-3BL: Spike Test (7/27/2026 - 8/31/2026)

Sta 87: Unit 3D - Power side Overhaul (6/22/2026 - 9/30/2026) Sta 96 Campbellsville: Annual ESD Test (7/14/2026 - 7/15/2026)

Sta 96 Campbellsville: Annual Substation Inspection (7/13/2026 - 7/16/2026) Sta 96: Unit 2D Replace Compressor Valves (7/5/2026 - 7/9/2026)

Sta. 106: C Building - Install Water Trech System (7/13/2026 - 7/17/2026)

Station 114

(segment 114 BH)

 

 

907

 

600

(307)

 

 

907

 

 

907

 

 

907

 

 

907

Sta 114: Unit 1D - Solar Turbine Inspection (6/29/2026 - 7/1/2026)

Station 204

(Segment 204 BH)

 

 

1,828

 

1790

(38)

 

 

1,828

 

 

1,828

 

 

1,828

 

 

1,828

MLV 206-2 to MLV 207-2: Anomaly Remediation (6/22/2026 - 7/2/2026)

Station 230C (segment 296 FH)

 

 

743

 

 

743

 

 

743

 

370

(373)

 

 

743

 

 

743

Sta 230C: Annual ESD (M) (7/13/2026 - 7/14/2026)

Station 237

(segment 237 FH)

 

 

1,006

 

 

1,006

 

 

1,006

 

 

1,006

 

 

1,006

 

780

(226)

MLV 237-1 to MLV 245-1: Pig Run - Cleaning/Gauge (7/27/2026) MLV 237-1 to MLV 245-1: Pig Run - MFL-C (7/29/2026)

Station 245

(segment 245 FH)

 

 

986

 

970

(16)

 

970

(16)

 

760

(226)

 

970

(16)

 

970

(16)

Sta 245: Unit 1A & 2A - Exhaust System & HP Fuel (4/27/2026 - 11/1/2026) Sta 245-1 to MLV 249-1: Pig Run - Cal/IMU (7/15/2026)

Sta 245-1 to MLV 249-1: Pig Run - Gauge/Cleaning tool (7/14/2026) Sta 245-1 to MLV 249-1: Pig Run - MFL-C (7/16/2026)

MLV 256 West

(segment 249 FH)

 

 

1,203

 

 

1,203

 

 

1,203

 

 

1,203

 

535

(668)

 

 

1,203

MLV 249-2 to MLV 254-2: Gauge/Cleaning tool (7/20/2026) MLV 249-2 to MLV 254-2: Hardspot/Geo (7/23/2026)

MLV 249-2 to MLV 254-2: MFL-A/IMU (7/21/2026)

Station 261 Discharge East (segment 261 FH)

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

888

 

 

 

Station 307

(segment 307 BH)

 

 

 

1,153

 

 

 

1,153

 

 

 

1,153

 

 

 

1,153

 

 

930

(223)

 

 

1115

(38)

Sta 219: Unit 1B - Protective Device Checks & GHG (7/20/2026 - 7/24/2026) Sta 219: Unit 1B - Save Air System (7/20/2026 - 7/31/2026)

Sta 307: Unit 1A - Protective Device Checks (7/20/2026 - 7/24/2026) Sta 307: Unit 2A - Protective Device Checks (7/20/2026 - 7/24/2026) Sta 307: Unit 3A - Protective Device Checks (7/20/2026 - 7/24/2026) Sta 307: Unit 4A - Protective Device Checks (7/20/2026 - 7/24/2026)

Station 313 Discharge (segment 399 FH)

 

 

797

 

720

(77)

 

 

797

 

 

797

 

 

797

 

 

797

Sta 313: Unit 1C - Substation Inspection (6/30/2026 - 7/1/2026)

Station 315

(segment 315 BH)

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

Station 321

(segment 321 FH)

 

 

2,102

 

 

2,102

 

 

2,102

 

 

2,102

 

1715

(387)

 

 

2,102

Sta 321: Station Valves for ESD System (7/21/2026 - 7/23/2026)

MLV 324

(segment 324 FH)

 

 

1,767

 

 

1,767

 

1735

(32)

 

 

1,767

 

 

1,767

 

 

1,767

Sta 325: Units 4A - Water Wash & Borescope (7/6/2026 - 7/7/2026)

Station 405 HC Line (segment 299 FH)

 

 

794

 

 

794

 

680

(114)

 

 

794

 

 

794

 

 

794

Sta 405A: Annual ESD Test / Filter Scrubber (7/7/2026 - 7/9/2026)


 

 

 

 

 

-Primary impact restrictions may be necessary

 

 

TGP - Outage Impact Report

 

 

-Major impact restrictions may be necessary

 

 

July 2026 (updated 06/11/26)

 

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

Station # / Lateral

Est Nominal

Operating 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

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.

 

 

 

-Primary impact restrictions may be necessary

 

TGP - Outage Impact Report

 

-Major impact restrictions may be necessary

 

August 2026 (updated 06/11/26)

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

 

Station # / Lateral

Est Nominal Operating Capacity (Thousand Dth)

Week 1

(8/3 - 8/9)

Week 2

(8/10 - 8/16)

Week 3

(8/17 - 8/23)

Week 4

(8/24 - 8/30)

 

Primary Outage(s)

 

Est. Operational Capacity (Operational Impact) - Thousand Dth

Station 409 (Donna Line) (segment 490 FH)

 

 

564

 

 

564

 

 

564

 

 

564

 

 

564

 

Station 1

(segment 101 BH)

 

 

399

 

 

399

 

 

399

 

 

399

 

 

399

 

Station 9

(segment 109 BH)

 

 

1,027

 

985

(42)

 

945

(82)

 

945

(82)

 

 

1,027

MLV 11-1A to MLV 11-1: Anomaly Remediation (8/3/2026 - 8/9/2026) MLV 13-1 to MLV 12-1: Anomaly Remediation (8/10/2026 - 8/19/2026)

Station 17

(segment 117 FH)

 

 

1,122

 

1100

(22)

 

1100

(22)

 

1100

(22)

 

1100

(22)

MLV 19-1 TO MLV 20-1A: Pipe Replacement (M) (7/27/2026 - 9/2/2026)

Station 25

(segment 125 FH)

 

 

1,078

 

925

(153)

 

925

(153)

 

925

(153)

 

 

1,078

MLV 26-3 Relocation: Highway 59 Widening (M) (8/3/2026 - 8/20/2026)

Station 47

(segment 143 FH)

 

 

1,343

 

1255

(88)

 

1105

(238)

 

 

1,343

 

 

1,343

MLV 40-1D to MLV 47-1S: Pig Run - Maintenance (8/4/2026)

MLV 40-3D to MLV 47-3S: Pig Run - Maintenance Cleaning (8/11/2026) MLV 40-4D to MLV 47-4S: Pig Run - Maintenance (8/13/2026)

Station 63

(segment 163 FH)

 

 

1,242

 

1117

(125)

 

1117

(125)

 

1117

(125)

 

1117

(125)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 82-2C to MLV 83-2: Anomaly Remediation (8/3/2026 - 8/7/2026)

Station 823

(segment 823 BH)

 

 

734

 

 

734

 

 

734

 

 

734

 

 

734

 

Station 534 South of Pool (segment 530 BH)

 

 

1,550

 

1528

(22)

 

1528

(22)

 

1528

(22)

 

1528

(22)

Sta 530: Unit 1A - Bearings (8/25/2025 - 12/31/2026)

Sta 530: Unit 3A - Crankshaft Replacement (6/9/2025 - 12/31/2026) Sta 530: Unit 5A - Top-End Overhaul (6/9/2025 - 12/31/2026)

MLV 548

(segment 542 BH)

 

 

1,647

 

1640

(7)

 

1640

(7)

 

 

1,647

 

1235

(412)

Sta 542 Dekalb: Annual ESD Test (8/25/2026 - 8/27/2026) Sta 542: Unit 2A - Emergent Repair (4/7/2026 - 8/14/2026)

Station 860

(segment 548 BH)

 

 

1,593

 

 

1,593

 

 

1,593

 

 

1,593

 

 

1,593

 

Station 860 North (Segment 860 BH)

 

 

1,874

 

1846

(28)

 

1846

(28)

 

1846

(28)

 

1846

(28)

Sta 860: Unit 1A - Aftercooler Jacket Water Inspection (6/17/2025 - 12/31/2026)

 

 

 

 

Station 110

(segment 187 BH)

(south thru Kentucky)

 

 

 

 

 

 

2,685

 

 

 

 

 

 

2457

(228)

 

 

 

 

 

 

2470

(215)

 

 

 

 

 

 

2308

(377)

 

 

 

 

 

 

2050

(635)

MLV 104-1 to MLV 105-1: Anomaly Remediation (7/13/2026 - 8/15/2026) MLV 109-4 to 110-4: Valve Installation & Crossover Work (7/28/2026 - 8/11/2026)

MLV 109-4 to MLV 110-4: Pipe Replacement (7/28/2026 - 8/11/2026) MLV 109-5 to MLV 109-5A: Pipe Replacement (8/18/2026 - 9/1/2026) MLV 109-5A to MLV 110-5: Pipe Replacement (8/18/2026 - 9/1/2026)

MLV 54-3 to MLV 106-3: Emergent Repair - CAO (2/26/2026 - 12/31/2026) MLV 96-3BR to MLV 96-3BL: Spike Test (7/27/2026 - 8/31/2026)

Sta 110: Install ESD Silence Covers (8/24/2026 - 8/28/2026) Sta 87: Unit 3D - Power side Overhaul (6/22/2026 - 9/30/2026)

Sta 875: Unit 1A- 8K Solar Turbine Inspection (8/17/2026 - 8/21/2026) Sta 96: Unit 2D - Install Ball Grove Valve (8/3/2026 - 8/7/2026)


 

 

 

-Primary impact restrictions may be necessary

 

TGP - Outage Impact Report

 

-Major impact restrictions may be necessary

 

August 2026 (updated 06/11/26)

 

-Minor impact restrictions may be necessary depending on flow conditions

 

 

 

-Little to no impact, though minor outages may cause incremental reductions

 

Station # / Lateral

Est Nominal Operating Capacity (Thousand Dth)

Week 1

(8/3 - 8/9)

Week 2

(8/10 - 8/16)

Week 3

(8/17 - 8/23)

Week 4

(8/24 - 8/30)

 

Primary Outage(s)

 

Est. Operational Capacity (Operational Impact) - Thousand Dth

 

Station 114

(segment 114 BH)

 

 

907

 

 

907

 

 

393

(514)

 

 

393

(514)

 

 

393

(514)

MLV 117-3 to MLV 118-3: Special Permit Pipe Replacement (8/10/2026 - 8/31/2026)

MLV 119-2 to MLV 119-2A: Special Permit Pipe Replacement (8/10/2026 - 8/31/2026)

Sta 119A: Unit 1A - Solar Turbine Inspection (8/10/2026 - 8/12/2026)

Station 204

(Segment 204 BH)

 

 

1,828

 

 

1,828

 

 

1,828

 

 

1,828

 

 

1,828

 

Station 245

(segment 245 FH)

 

 

986

 

970

(16)

 

970

(16)

 

970

(16)

 

970

(16)

Sta 245: Unit 1A & 2A - Exhaust System & HP Fuel (4/27/2026 - 11/1/2026)

Station 261 Discharge East (segment 261 FH)

 

 

888

 

720

(168)

 

 

888

 

 

888

 

 

888

Sta 261: Unit 2D - Engine Inspection & Borescope (8/3/2026 - 8/7/2026)

Station 307

(segment 307 BH)

 

 

1,153

 

965

(188)

 

 

1,153

 

765

(388)

 

 

1,153

Sta 219: Annual ESD Test & Scrubber Maintenance (8/17/2026 - 8/21/2026) Sta 307 (Pigeon): Annual ESD Test & Maintenance (8/3/2026 - 8/7/2026)

Station 313 Discharge (segment 399 FH)

 

 

797

 

 

797

 

 

797

 

515

(282)

 

 

797

Sta 313 Coudersport: Annual ESD Test & Maintenance (8/17/2026 - 8/20/2026)

Station 315

(segment 315 BH)

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

 

1,823

 

Station 317

(segment 317 BH)

 

 

1,548

 

 

1,548

 

 

1,548

 

 

1,548

 

1345

(203)

Sta 317: Annual ESD Test & Maintenance (8/24/2026 - 8/28/2026)

MLV 324

(segment 324 FH)

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

 

1,767

 

Station 405 HC Line (segment 299 FH)

 

 

794

 

 

794

 

 

794

 

 

794

 

 

794

 

Station 224

(segment 224 FH)

 

 

388

 

 

388

 

 

388

 

 

388

 

280

(108)

Station 224: Scrubber Inspections & Filter Change (8/25/2026 - 8/26/2026)

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.