-Primary impact restrictions may be necessary
TGP - Outage Impact Report
-Major impact restrictions may be necessary
Seven Day Forecast (updated 06/23/22)
-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 (6/27)
Tuesday (6/28)
Wednesday (6/29)
Thursday (6/30)
Friday (7/1)
Saturday (7/2)
Sunday (7/3)
Primary Outage(s) that may Impact Throughput
Est. Operational Capacity (Operational Impact) - Thousand Dth
Station 409 (Donna Line) (segment 490 FH)
560
Station 1
(segment 101 BH)
325
Station 9
(segment 109 BH)
1,026
1020
(6)
MLV 12-1 to MLV 13-1: Pressure Weld Replacement (6/18/2022 - 8/15/2022)
Station 25
(segment 125 BH)
875
785
(90)
Sta 25: Unit 1D - Voith Bearing (10/4/2021 - 6/30/2022)
MLV 29-1 to MLV 32-1: Pressure Weld Replacement (5/4/2022 - 6/30/2022)
Station 40 South
(segment 132 BH)
725
(150)
710
(165)
MLV 39-1 to MLV 40-1: Class Change (6/24/2022 - 7/3/2022) MLV 36-1TXR to MLV 32-1D: DEF 6/28/22, MDS 6/30/22 (6/28/2022 -
6/30/2022)
Station 47
(segment 143 BH)
980
(46)
986
(40)
Sta 47: Unit 1E - Safety Device Inspections (6/27/2022 - 6/29/2022) MLV 41-1 to MLV 44-1: Anomaly Remediation (M) (6/6/2022 - 8/12/2022)
Station 87
100 Leg
(segment 163 BH)
1,412
1370
(42)
MLV 79-2 to MLV 82-2: Immediate Anomaly Remediation (2/1/2022 - 7/29/2022)
Station 823
(segment 823 BH)
687
Station 834
(segment 834 BH)
721
625
(96)
Sta. 834 Winnsboro: Annual ESD Test (6/29/2022)
Station 823 Muskrat Line (segment 509 BH)
220
0
(220)
MLV 511-1 to MLV 512-1: Line Lowering (6/15/2022 - 6/30/2022)
MLV 548
(segment 542 BH)
1,515
1375
(140)
Sta 546: Unit 7A - Crankshaft (2/1/2022 - 7/29/2022)
Sta 542: Unit 2A - Engine and Compressor Overhaul (5/23/2022 - 7/29/2022)
Station 860
(segment 548 BH)
1,533
1515
(18)
Sta 550: Unit 1A - Compressor Rod (4/4/2022 - 7/22/2022)
Station 860 North (Segment 860 BH)
1,852
1805
(47)
1845
(7)
Sta 860: Unit 5A - Crankcase Replacement & Regrout (2/10/2020 - 7/31/2022) Sta 860: Unit 12A - Turbocharger Replacement (6/27/2022 - 7/1/2022)
Station 110
(segment 187 BH)
(south thru
Kentucky)
2,652
2595
(57)
2285
(367)
Sta 106: Unit 8B - Overhaul (5/4/2022 - 7/1/2022)
Sta 87: Unit 2D - Engine Inspection (5/16/2022 - 6/30/2022)
MLV 87-2 to MLV 96-2: Anomaly Remediation (6/13/2022 - 7/29/2022) Sta. 875: Annual ESD Test & Maintenance (6/28/2022 - 6/30/2022)
Station 114
(segment 114 BH)
918
Station 204
(Segment 204 BH)
1,837
1600
(237)
1825
(12)
Sta 200: Unit 11A - Chock Inspections (6/27/2022 - 7/1/2022) Sta 214: Auxiliary DSLC Replacement (6/27/2022 - 7/1/2022)
Sta 204: Unit 12A - Compressor Vibration (6/27/2022 - 6/30/2022) Sta 209: Unit 12A - Turbocharger Replacement (6/6/2022 - 6/30/2022)
Sta 200: Station Automation Upgrade (6/7/2022 - 7/21/2022) MLV 204-1 to MLV 200-1: Pig Runs - Caliper 6/28 (6/28/2022)
Station 237 West (segment 233 FH)
485
470
(15)
MLV 230-1 to MLV 237-1: Anomaly Remediation (06/27/22 - 07/22/22)
Station 245
(segment 245 FH)
998
970
(28)
920
(78)
Station 241: Unit 1B - Engine Overhaul (5/31/2022 - 7/1/2022) Sta 241: Unit 2B - 2K Maintenance (6/28/2022 - 6/29/2022)
Station 261 Discharge East (segment 261 FH)
935
835
(100)
MLV 261-1 to MLV 267-1:Anomaly Remediation (06/20/22 - 07/15/22)
Station 307
(segment 307 BH)
1,154
990
(164)
1150
(4)
Sta 303A: Annual ESD Test & Maintenance (6/20/2022 - 7/1/2022) Sta 219: Unit 13A - Unit Regrout (3/14/2022 - 7/15/2022)
Station 315
(segment 315 BH)
1,928
Station 321
(segment 321 FH)
1,933
(418)
MLV 321-1 to MLV 325-1: Maintenance Pig (M) (6/28/2022)
MLV 324
(segment 324 FH)
1,602
Station 405 HC Line (segment 299 FH)
803
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.
July 2022 (updated 06/23/22)
Station # / Lateral
Est Nominal Operating Capacity (Thousand Dth)
Week 1
(7/4 - 7/10)
Week 2
(7/11 - 7/17)
Week 3
(7/18 - 7/24)
Week 4
(7/25 - 7/31)
Primary Outage(s)
345
(215)
MLV 401-2 to MLV 409-2: Maintenance Pig (7/7/2022) MLV 401-1 to MLV 409-1: Maintenance Pig (M) (7/6/2022)
MLV 406
(segment 406 BH)
389
185
(204)
MLV-404-2 to MLV-406-2: Hydro Test (7/12/2022 - 9/2/2022)
930
MLV 12-1 to MLV 13-1: Pressure Weld Replacement (6/18/2022 - 8/15/2022) MLV 5-2 and MLV 9-2S: Anomaly Remediation (07/13/22 - 10/07/22)
780
(95)
MLV 32-2S to MLV 25-2D: Chem Cleaning 7/19/22 to 7/22/22, Gauge 7/22/22, AFD 7/26/22, EMAT 7/28/22, DEF 8/2/22, MDS 8/4/22 (7/19/2022 - 8/4/2022)
950
(76)
985
(41)
MLV 41-1 to MLV 44-1: Anomaly Remediation (M) (6/6/2022 - 8/12/2022) MLV 45-3 to MLV 46-3: Anomaly Remediation (7/18/2022 - 7/23/2022) MLV 40-3D to MLV 41-3A: Anomaly Remediation (7/25/2022 - 9/24/2022)
530
(157)
Station 827 (Alexandria): Annual ESD and Maintenance (7/11/2022 - 7/15/2022)
150
(70)
90
(130)
Sta 823 to MLV 516:Cleaning / Gauge 7/18 - 7/20, Caliper 7/25, AFD 7/28 (07/18/22 - 07/28/22)
Sta 542: Unit 2A - Engine and Compressor Overhaul (5/23/2022 - 7/29/2022) Sta 546: Unit 7A - Crankshaft (2/1/2022 - 7/29/2022)
1280
(253)
Sta 550: Unit 1A - Compressor Rod (4/4/2022 - 7/22/2022) Sta. 555: Annual ESD Test & Maintenance (7/25/2022 - 7/29/2022)
Sta 555: Unit 6A - Engine Inspection & Anchor Bolts (7/25/2022 - 7/28/2022)
1800
(52)
1650
(202)
Sta 860: Unit 5A - Crankcase Replacement & Regrout (2/10/2020 - 7/31/2022) Sta 860: Unit 10A - Jacket Water Fan (7/7/2022 - 7/8/2022)
Sta 860: Unit 11A - Compressor Rod (7/11/2022 - 7/22/2022) Sta 860: Unit 11A - Turbocharger (7/11/2022 - 7/15/2022)
MLV 866-1B to MLV 860-1: Pig Runs - Cleaning / Gauge 7/21, Caliper 7/26, MFL- A 7/28, Hard Spot Tool 8/2 (07/26/22 - 08/02/22)
2190
(462)
2340
(312)
Sta 96: Annual Electric Sub Station Inspection (7/11/2022 - 7/13/2022) Sta 96: Annual ESD Test (7/14/2022 - 7/15/2022)
Sta 110: Annual ESD Test & Substation Inspection (7/18/2022 - 7/22/2022) MLV 87-2 to MLV 96-2: Anomaly Remediation (6/13/2022 - 7/29/2022)
820
(98)
Sta 118A: UPS Battery Maintenance (7/13/2022 - 7/15/2022) Sta 118A: Annual ESD Test (7/14/2022 - 7/15/2022)
Sta 118A: Solar 8k Inspection (7/11/2022 - 7/13/2022)
1820
(17)
Sta 200: Unit 4A - Turbo Exchange (7/5/2022 - 7/7/2022) Sta 204: Unit 10A - Turbo Repair (7/14/2022)
Sta 200: Station Automation Upgrade (6/7/2022 - 7/21/2022)
Station 230C (segment 296 FH)
743
585
(158)
MLV 230B-103 to 230B-104: Anomaly Remediation (7/18/2022 - 7/28/2022)
Station 237 West
(segment 233 FH)
(485)
968
(30)
965
(33)
Station 241: Unit 3A - Device Tests & Relief VLV (7/6/2022 - 7/7/2022) Station 241: Unit 1A - Device Tests & Relief VLV (7/11/2022 - 7/12/2022) Station 241: Unit 2A - Device Tests & Relief VLV (7/13/2022 - 7/14/2022) Station 241: Unit 1B - Device Tests & Relief VLV (7/18/2022 - 7/19/2022)
Station 241: Unit 2B - Device Tests & Relief VLV (7/20/2022 - 7/21/2022)
Station 261 Suction (segment 260 FH)
1,158
910
(248)
Sta 261: Unit 2D - Oil Cooler Gaskets (7/12/2022 - 7/13/2022) Sta 261: Units 5A - Starter Gear Box (7/11/2022 - 7/14/2022)
790
(145)
850
(85)
(189)
1120
(34)
Sta 219: Unit 13A - Unit Regrout (3/14/2022 - 7/15/2022) Sta 307 (Pigeon ): Annual ESD Test (7/12/2022)
Sta 307: Unit 1A - Protective Device Testing (7/25/2022 - 7/29/2022) Sta 307: Unit 1A - Turbocharger Changeout (7/25/2022 - 7/29/2022)
1480
(448)
Sta 315 Wellsboro: Annual ESD Test (7/19/2022 - 7/20/2022)
August 2022 (updated 06/23/22)
(8/1 - 8/7)
(8/8 - 8/14)
(8/15 - 8/21)
(8/22 - 8/28)
310
(250)
510
(50)
MLV 409A-101BL to MLV 409A-101B: Pipe Replacement (M) (8/8/2022 - 9/23/2022)
MLV 409A-101L to MLV 409A-103R: Maintenance Pig (8/3/2022)
MLV 5-2 and MLV 9-2S: Anomaly Remediation (07/13/22 - 10/07/22)Â MLV 12-1 to MLV 13-1: Pressure Weld Replacement (6/18/2022 - 8/15/2022)
Carthage Lateral (segment 700 FH)
303
(303)
MLV 700-1 to MLV 701-1: Wrinkle Bend Removal and Replacement (M) (8/1/2022 - 8/7/2022)
MLV 701-1 to MLV 702-1: Wrinkle Bend Assessment (M) (8/1/2022 - 8/7/2022) MLV 703A-1 to MLV 704-1: Pressure Test (M) (8/1/2022 - 8/7/2022)
MLV 40-3D to MLV 41-3A: Anomaly Remediation (7/25/2022 - 9/24/2022) Sta 54: Annual Substation Test (8/16/2022 - 8/18/2022)
MLV 41-1 to MLV 44-1: Anomaly Remediation (M) (6/6/2022 - 8/12/2022)
(37)
MLV 71-3D to MLV 79-3S: Anomaly Remediation (8/1/2022 - 9/29/2022)
655
(66)
Sta 836A Delhi: Annual ESD Test (8/23/2022)
MLV 866-1B to MLV 860-1: Pig Runs - Cleaning / Gauge 7/21, Caliper 7/26, MFL-A 7/28, Hard Spot Tool 8/2 (07/26/22 - 08/02/22)
2570
(82)
2080
(572)
1670
(982)
MLV 871-1 to MLV 876-1: Anomaly Remediation (08/01/22 - 09/03/22) Sta 87 Portland: Annual ESD Test (8/9/2022)
(68)
Sta 114: Building C Substation Maintenance (8/22/2022 - 8/26/2022)
1580
(257)
Sta 209: Station Filter Change Out for the Scrubber Filters (8/25/2022 - 8/27/2022)
Sta 214: Station Filter Change Out for the Scrubber Filters (8/22/2022 - 8/24/2022)
370
(373)
Station 230C: Annual ESD (8/2/2022 - 8/3/2022)
900
925
(73)
Sta 241: Unit 2A - Alignment (8/24/2022 - 8/26/2022) Sta 241: Unit 1A - Alignment (8/23/2022 - 8/26/2022) Station 237: Annual Electric Meggering (8/10/2022) Station 237: Annual ESD Test (8/8/2022)
Sta 237: Point to Point and Trans Cals (8/9/2022)
1105
(49)
Sta 307: Unit 6A - Protective Device Testing (8/22/2022 - 8/26/2022)
Station 317
(segment 317 BH)
1,653
1385
(268)
Sta 317: Unit 1C - Unit Exchange (8/15/2022 - 8/19/2022)
1341
(261)
MLV 325-1 to MLV 329-1: Pig runs - Cleaning/Gauge 5/318/23, ILI 8/25 (08/23/22 - 08/25/22)
Station 224
(segment 224 FH)
290
(99)
Station 224: Annual ESD Test (8/23/2022 - 8/24/2022)
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.
September 2022 (updated 06/23/22)
Week 1 (8/29 - 9/4)
Week 2 (9/5 - 9/11)
Week 3 (9/12 - 9/18)
Week 4 (9/19 - 9/25)
Week 5 (9/26 - 10/2)
335
(225)
355
(205)
Sta 409: Station Vent Mods & Unit Inspections (9/21/2022 - 9/30/2022)
190
(199)
MLV-404-2 to MLV-406-2: Hydro Test (7/12/2022 - 9/2/2022) MLV-406-2 to MLV-407-2: Hydro Test (M) (9/3/2022 - 10/11/2022)
915
(111)
945
(81)
MLV 5-2 and MLV 9-2S: Anomaly Remediation (07/13/22 - 10/07/22) Sta 17: Annual ESD Test (9/1/2022)
(126)
450
(576)
(116)
1005
(21)
MLV 40-3D to MLV 41-3A: Anomaly Remediation (7/25/2022 - 9/24/2022) MLV 53-2C TO MLV 47-2D: Pig Runs - Cleaning/Gauge 9/6 - 9/8, TDW MDS Tool 9/10 (9/6/2022 - 9/10/2022)
MLV 53-3C TO MLV 47-3D: Pig Runs - Cleaning/Gauge 9/12 - 9/14, BH Combo Tool 9/15 (9/12/2022 - 9/15/2022)
MLV 47-2B to MLV 47-2A: Wrinkle Bend Replacement (9/12/2022 - 9/18/2022) MLV 41-1 to MLV 41-1A: Anomaly Remediation (9/26/2022 - 10/15/2022)
MLV 53-3E TO MLV 54-3S: Pig Runs - Cleaning/Gauge 9/19 - 9/21, BH Combo Tool 9/22 (9/19/2022 - 9/22/2022)
Station 847
(segment 847 BH)
316
(316)
MLV 843-1 to MLV 844-1: Shallow Pipe Lowering (M) (9/12/2022 - 10/8/2022) MLV 844-1 to MLV 845-1: Shallow Pipe Lowering (M) (9/12/2022 - 10/8/2022)
1325
(190)
Sta 546: Vibration/Pulsation Piping Mods (9/19/2022 - 10/9/2022)
1750
(102)
MLV 559-1A to MLV 561-1: Pipe Replacement (8/29/2022 - 10/9/2022) Sta 860: Units 1B - Top End Overhaul (9/26/2022 - 10/31/2022)
2620
(32)
2545
(107)
2355
(297)
2585
(67)
MLV 871-1 to MLV 876-1: Anomaly Remediation (08/01/22 - 09/03/22) Sta 110: Unit 7A - Voith Exchange (9/12/2022 - 9/23/2022)
Sta 106: Unit 1D - Turbine Exchange (9/11/2022 - 9/19/2022)
MLV 106-4 to MLV 107-4: Drip Replacement (9/7/2022 - 9/28/2022) MLV 96-2 to MLV 102-2: Anomaly Remediation (09/05/22 - 09/28/22)
1405
(432)
(187)
Sta 204: Station Filter Change Out for the Scrubber Filters (8/29/2022 - 8/31/2022)
MLV 208-4 to MLV 209-4: Install New Meter Tee (REX Big Muskie Guernsey Pin 412802) (9/12/2022 - 9/16/2022)
605
(138)
Station 230C: Unit 1A - Protective Device Tests (9/12/2022) Station 230C: Unit 3A - Protective Device Tests (9/14/2022) Station 230C: Unit 4A - Protective Device Tests (9/15/2022) Station 230C: Unit 2A - Protective Device Tests (9/13/2022)
385
Station 237: Unit 3A - Fuel System Upgrade (9/12/2022 - 9/17/2022)
Sta 241: Unit 1A - Fuel System Upgrade (9/5/2022 - 9/10/2022)
(188)
Sta 261: Unit 5A, 1C, 2D - Protective Devices (09/06/22 - 09/08/22) Sta 261: Unit 4A - Electrical Inspection (M) (9/22/2022)
815
(120)
800
(135)
MLV 262-1 to MLV 264-1: Pipe Replacement (9/8/2022 - 9/17/2022) MLV 266-1 to MLV 267-1: Pipe Replacement (9/23/2022 - 9/30/2022) MLV 265-1 to MLV 266-1: Pipe Replacement (9/18/2022 - 9/22/2022)
1130
(24)
Sta 307: Unit 2A - Protective Device Testing (9/12/2022 - 9/14/2022) Sta 307: Unit 3A - Protective Device Testing (9/1/2022 - 9/2/2022) Sta 307: Unit 4A - Protective Device Testing (8/29/2022 - 8/31/2022)
Station 313 Discharge (segment 399 FH)
806
600
(206)
Sta 313 Coudersport: Annual ESD Test (9/6/2022 - 9/7/2022)
1540
(113)
MLV 319-1 to MLV 317-1: Maintenance Pig (10/1/2022)
1245
(688)
1790
(143)
MLV 319-1 to MLV 321-1: Maintenance Pig (9/13/2022) MLV 320-3A to MLV 321-3BR: Maintenance Pig (9/20/2022) MLV 319-2 to MLV 321-2: Maintenance Pig (9/15/2022)
1570
MLV 322-3A to MLV 323-3A: Maintenance Pig (8/30/2022)
690
Sta 405A: Filter/Scrubber Change (9/20/2022) Sta 313 to Sta 237: Maintenance Pig (9/20/2022)
240
(149)
360
(29)
Sta 229: Annual ESD Test & Maintenance (8/30/2022 - 8/31/2022) Station 224: Units 1A - 4A - Protective Device Testing (9/19/2022 - 9/23/2022)
October 2022 (updated 06/23/22)
(10/3 - 10/9)
(10/10 - 10/16)
(10/17 - 10/23)
(10/24 - 10/30)
Station 409A (Alamo) (segment 492 FH)
270
242
Sta 409A: Units 1A & 2A - Preventative Maintenance (10/19/2022 - 10/24/2022)
MLV-406-2 to MLV-407-2: Hydro Test (M) (9/3/2022 - 10/11/2022)
(91)
MLV 5-2 and MLV 9-2S: Anomaly Remediation (07/13/22 - 10/07/22)
890
(136)
MLV 41-1 to MLV 41-1A: Anomaly Remediation (9/26/2022 - 10/15/2022) MLV 41-3A to MLV 42-3: Anomaly Remediation (10/17/2022 - 10/22/2022) Sta 54: Annual ESD Test (10/18/2022 - 10/20/2022)
MLV 47-1D TO MLV 54-1S: Pig Runs - Cleaning/Gauge 10/18 - 10/23, ROSEN Caliper 10/24, ROSEN MFL-A / IMU Tool 10/26 (10/18/2022 - 10/26/2022)
Sta 827 to Sta 823: Maintenance Pig (M) (10/12/2022)
460
Sta 834 to Sta 827: Maintenance Pig (M) (10/12/2022)
MLV 844-1 to MLV 845-1: Shallow Pipe Lowering (M) (9/12/2022 - 10/8/2022) MLV 843-1 to MLV 844-1: Shallow Pipe Lowering (M) (9/12/2022 - 10/8/2022)
995
(520)
Sta 546: Vibration/Pulsation Piping Mods (9/19/2022 - 10/9/2022) Sta 542 Dekalb: 2022 Annual ESD Test (10/17/2022 - 10/18/2022)
Sta 542: Replace Filter Separator Valves and Relief Valves (10/10/2022 - 10/30/2022)
Sta 542: Vibration / Pipe Mods (10/10/2022 - 10/30/2022)
1000
(533)
Sta 550: Vibration / Pipe Mods (10/10/2022 - 10/30/2022)
1310
(542)
MLV 559-1A to MLV 561-1: Pipe Replacement (8/29/2022 - 10/9/2022) MLV 559-2A to MLV 561-2: Pipe Replacement (10/11/2022 - 11/23/2022)
(118)
795
(123)
Sta 114: Unit 1D - Solar 8k Inspection (10/3/2022 - 10/5/2022) Sta 118A: Solar 8k Inspection (10/10/2022 - 10/12/2022)
Sta 119A: Unit 1A - Solar 8k Inspection (10/17/2022 - 10/19/2022)
Sta 241: Unit 2B - 2K Maintenance (10/12/2022 - 10/13/2022) Sta 241: Unit 1B - 2K Maintenance (10/10/2022 - 10/11/2022)
(168)
Station 261 Agawam: EPA Maintenance Repairs (M) (10/12/2022) Station 261 Agawam: Annual ESD Test (M) (10/11/2022)
765
(170)
580
(355)
Sta 264: Units 1C, 2C - Protective Devices (10/4/2022 - 10/5/2022) Sta 264: Units 1C, 2C - Tuning & HMI Installation (10/6/2022 - 10/7/2022)
Sta 264 Charlton: Annual ESD Test (10/18/2022)
1555
(378)
Sta 321: Install New ESD Bottle (10/17/2022 - 10/24/2022)