-Primary impact restrictions may be necessary
TGP - Outage Impact Report
-Major impact restrictions may be necessary
Seven Day Forecast (updated 08/18/22)
-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
(8/22)
Tuesday
(8/23)
Wednesday
(8/24)
Thursday
(8/25)
Friday
(8/26)
Saturday
(8/27)
Sunday
(8/28)
Primary Outage(s) that may Impact Throughput
Est. Operational Capacity (Operational Impact) - Thousand Dth
Station 409 (Donna Line) (segment 490 FH)
560
525
(35)
MLV 409A-101BL to MLV 409A-101B: Pipe Replacement (M) (8/8/2022 -
9/23/2022)
MLV 406
(segment 406 BH)
389
180
(209)
MLV-404-2 to MLV-406-2: Hydro Test (7/12/2022 - 9/2/2022)
MLV 3
(segment 101 BH)
726
576
(150)
Emergent Repair MLV 2 to MLV 3 (8/11/22 - TBD)
Station 9
(segment 109 BH)
1,026
940
(86)
MLV 5-2 and MLV 9-2S: Anomaly Remediation (07/13/22 - 10/07/22)
Station 25
(segment 125 BH)
875
MLV 43
(segment 143 BH)
930
(96)
970
(56)
MLV 54-1D to MLV 63-1S: Anomaly Remediation (7/18/2022 - 9/17/2022)
MLV 41-1 to MLV 44-1: Anomaly Remediation (M) (6/6/2022 - 9/9/2022) MLV 40-3D to MLV 41-3A: Anomaly Remediation (6/24/2022 - 8/22/2022) MLV 40-4 to MLV 41-4: Anomaly Remediation (8/22/2022 - 9/16/2022) MLV 41-4 to MLV 42-4: Anomaly Remediation (8/22/2022 - 10/7/2022) MLV 41-4 to MLV 42-4: Anomaly Remediation (8/22/2022 - 10/7/2022) MLV 40-4D to MLV 41-4: Anomaly Remediation (8/22/2022 - 9/16/2022)
Station 87
100 Leg
(segment 163 BH)
1,412
1370
(42)
1380
(32)
MLV 77-1 to MLV 77-1A: Anomaly Remediation (8/15/2022 - 8/27/2022)
MLV 79-2 to MLV 82-2: Immediate Anomaly Remediation (2/1/2022 - 8/31/2022)
Station 823
(segment 823 BH)
687
Station 834
(segment 834 BH)
721
485
(236)
Sta 836A Delhi: Annual ESD Test (8/23/2022)
MLV 548
(segment 542 BH)
1,515
1375
(140)
Sta 546: Unit 7A - Crankshaft (2/1/2022 - 8/31/2022)
Station 860
(segment 548 BH)
1,533
1495
(38)
Sta 555: Unit 6A - Engine Inspection & Anchor Bolts (8/8/2022 - 8/26/2022)
Station 860 North (Segment 860 BH)
1,852
1830
(22)
Sta 860: Unit 12A - Turbocharger Replacement (8/22/2022 - 8/26/2022)
Station 110
(segment 187 BH)
(south thru
Kentucky)
2,652
1565
(1087)
2580
(72)
2620
Sta 106: Unit 8B - Overhaul (5/4/2022 - 9/1/2022)
MLV 87-2 to MLV 96-2: Anomaly Remediation (6/13/2022 - 8/26/2022) MLV 871-1 to MLV 876-1: Anomaly Remediation (08/01/22 - 09/03/22)
Station 114
(segment 114 BH)
918
Station 204
(Segment 204 BH)
1,837
1527
(310)
1445
(392)
1450
(387)
MLV 201-4 to MLV 202-4: High Priority Anomaly (8/22/2022 - 8/27/2022)
Sta 214: Station Filter Change Out for the Scrubber Filters (8/22/2022 - 8/24/2022)
Sta 204: Unit 5A - Water Jacket (8/22/2022)
Sta 209: Unit 1A - Turbo Charger Replacement (8/22/2022 - 8/25/2022) Sta 204: Unit 7A - Base Gasket (8/23/2022 - 8/25/2022)
Sta 214: Unit 11A - Engine Inspection (8/22/2022 - 8/25/2022)
Sta 209: Station Filter Change Out for the Scrubber Filters (8/25/2022 - 8/27/2022)
Station 237 West (segment
233 FH)
385
(100)
330
(155)
Station 237: Unit 3A - Engine Inspection (8/15/2022 - 8/24/2022)
Station 237: Annual Electric Meggering (8/24/2022)
Station 245
(segment 245 FH)
998
Station 254
(segment 256 FH)
1,213
1190
(23)
Sta 254: Unit 5A - Emission Reduction R&D Project (7/12/2022 - 9/5/2022)
Station 261 Discharge East (segment 261 FH)
935
740
(195)
MLV 261-1 to MLV 267-1:Anomaly Remediation (08/03/22 - 09/30/22)
Station 307
(segment 307 BH)
1,154
914
(240)
MLV 309-1 to MLV 310-1: FORCE MAJEURE - Line 1 OOS (7/13/2022 - TBD)
Sta 219: Unit 13A - Unit Regrout (3/14/2022 - 9/30/2022)
Sta 307: Unit 6A - Protective Device Testing (8/22/2022 - 8/26/2022)
Station 313 West (segment 307 BH)
MLV 307-1 to MLV 313-1: FORCE MAJEURE - Pressure Reduction (M)
(7/27/2022 - TBD)
Station 315
(segment 315 BH)
1,928
MLV 324
(segment 324 FH)
1,602
Station 405 HC Line (segment 299 FH)
803
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. The impacts sheet are based on steady-state hydraulic models assuming recent operating flows, conditions, and various unit outages.
September 2022 (updated 08/18/22)
Station # / Lateral
Est Nominal Operating Capacity (Thousand Dth)
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)
Primary Outage(s)
MLV 409A-101BL to MLV 409A-101B: Pipe Replacement (M) (8/8/2022 - 9/23/2022)
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)
Station 1
325
900
(126)
965
(61)
960
(66)
MLV 5-2 and MLV 9-2S: Anomaly Remediation (07/13/22 - 10/07/22) Sta 11A: 20k Hour Inspection (8/30/2022 - 8/31/2022)
Station 17
(segment 117 BH)
710
(165)
Sta 17: Annual ESD Test (9/1/2022)
Station 40 South
(segment 132 BH)
830
(45)
MLV 40-2 to MLV 32-2: Maintenance Pig (8/30/2022)
Station 47
(91)
890
(136)
355
(671)
MLV 40-4D to MLV 41-4: Anomaly Remediation (8/22/2022 - 9/16/2022) MLV 41-4 to MLV 42-4: Anomaly Remediation (8/22/2022 - 10/7/2022) MLV 41-4 to MLV 42-4: Anomaly Remediation (8/22/2022 - 10/7/2022) MLV 40-4 to MLV 41-4: Anomaly Remediation (8/22/2022 - 9/16/2022) MLV 45-3 to MLV 46-3: Anomaly Remediation (8/29/2022 - 9/3/2022) MLV 41-1 to MLV 44-1: Anomaly Remediation (M) (6/6/2022 - 9/9/2022) MLV 54-1D to MLV 63-1S: Anomaly Remediation (7/18/2022 - 9/17/2022)
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 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 47 West Monroe: Annual ESD (9/20/2022)
MLV 41-1 to MLV 41-1A: Anomaly Remediation (9/26/2022 - 10/15/2022)
Station 847
(segment 847 BH)
316
0
(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)
1230
(285)
Sta 546: Vibration/Pulsation Piping Mods (9/19/2022 - 10/9/2022)
1500
(352)
1720
(132)
Sta 860: Unit 7A - Turbo Charger (8/29/2022 - 9/2/2022)Â Sta 860: Unit 11A - Compressor Rod (9/6/2022 - 9/23/2022) Sta 860: Unit 10A - Ignition System (9/22/2022 - 9/25/2022)
MLV 559-1A to MLV 561-1: Pipe Replacement (9/19/2022 - 10/23/2022) Sta 860: Unit 9A - Ignition System (9/19/2022 - 9/21/2022)
Sta. 563 Joelton: Annual ESD Test (9/19/2022 - 9/23/2022)
Sta 860: Units 1B - Top End Overhaul (9/26/2022 - 10/31/2022)
(south thru Kentucky)
2545
(107)
2300
MLV 871-1 to MLV 876-1: Anomaly Remediation (08/01/22 - 09/03/22) Sta 106: Unit 8B - Overhaul (5/4/2022 - 9/1/2022)
MLV 106-3 to MLV 96-3: Pig Runs - MFL 9/28 (9/28/2022)
Sta 106: Unit 1D - Turbine Exchange (9/11/2022 - 9/19/2022) MLV 96-2 to MLV 102-2: Anomaly Remediation (09/05/22 - 09/28/22) MLV 106-4 to MLV 107-4: Drip Replacement (9/7/2022 - 9/28/2022)
700
(218)
Sta 114: Building C ATS Maintenance (9/12/2022 - 9/13/2022) Sta 114: Building C Substation Maintenance (9/14/2022 - 9/16/2022)
1405
(432)
1575
(262)
1650
(187)
Sta 204: Station Filter Change Out for the Scrubber Filters (8/29/2022 - 8/31/2022)
Sta 209: Unit 8A - Compressor Inspection (8/29/2022 - 9/1/2022) Sta 214: Unit 12A - Anchor Bolts & Packing (8/29/2022 - 9/8/2022) Sta 200: Unit 7A - Annual Inspection (8/29/2022 - 9/1/2022)
Sta 209: Unit 7A - Power Cylinder (9/12/2022 - 9/15/2022) Sta 200: UPS Replacement (9/13/2022)
MLV 208-4 to MLV 209-4: Install New Meter Tee (REX Big Muskie Guernsey Pin
412802) (9/19/2022 - 9/23/2022)
Station 230C (segment 296 FH)
743
605
(138)
Station 230C: Unit 4A - Recycle Valve Replacement (8/31/2022 - 9/1/2022) Station 230C: Unit 1A - Protective Device Tests (9/12/2022)
Station 230C: Unit 4A - Protective Device Tests (9/15/2022)
Station 230C: Unit 2A - Protective Device Tests (9/13/2022) Station 230C: Unit 3A - Protective Device Tests (9/14/2022)
Station 237 West
(segment 233 FH)
Station 237: Unit 3A - Fuel System Upgrade (9/12/2022 - 9/17/2022)
925
(73)
955
(43)
Sta 241: Unit 1A - Alignment (8/29/2022 - 9/1/2022) Sta 245: Unit 1C - Vibration Investigation (9/7/2022) Sta 245: Unit 1C - Vibration System (8/30/2022)Â Sta 241: Unit 2A - Alignment (8/31/2022 - 9/2/2022)
Sta 241: Unit 1A - Fuel System Upgrade (9/5/2022 - 9/10/2022)
Station 261 Suction (segment 260 FH)
1,158
975
(183)
1158
(0)
Sta 261: Unit 4A - Electrical Inspection (M) (9/22/2022)
Sta 261: Unit 5A, 1C, 2D - Protective Devices (09/06/22 - 09/08/22)
815
(120)
800
(135)
750
(185)
835
MLV 261-1 to MLV 267-1:Anomaly Remediation (08/03/22 - 09/30/22) MLV 262-1 to MLV 264-1: Pipe Replacement (9/8/2022 - 9/17/2022) MLV 265-1 to MLV 266-1: Pipe Replacement (9/18/2022 - 9/22/2022) MLV 266-1 to MLV 267-1: Pipe Replacement (9/23/2022 - 9/30/2022)
840
(314)
Sta 307: Unit 4A - Protective Device Testing (8/29/2022 - 8/31/2022) Sta 219: Unit 13A - Unit Regrout (3/14/2022 - 9/30/2022)
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 310: Unit 1A - Water Wash & Borescope (9/6/2022 - 9/7/2022)
Station 313 West
MLV 307-1 to MLV 313-1: FORCE MAJEURE - Pressure Reduction (M) (7/27/2022 - TBD)
Station 313 Discharge (segment 399 FH)
806
600
(206)
Sta 313 Coudersport: Annual ESD Test (9/6/2022)
Station 317
(segment 317 BH)
1,653
1385
(268)
1540
(113)
Sta 317: Unit 1C - Unit Exchange (8/29/2022 - 9/2/2022) MLV 319-1 to MLV 317-1: Maintenance Pig (10/1/2022)
Station 321
(segment 321 FH)
1,933
1245
(688)
1790
(143)
MLV 320-3A to MLV 321-3BR: Maintenance Pig (9/20/2022) MLV 319-2 to MLV 321-2: Maintenance Pig (9/15/2022) MLV 319-1 to MLV 321-1: Maintenance Pig (9/13/2022)
1371
(231)
MLV 322-3A to MLV 323-3A: Maintenance Pig (8/30/2022)
MLV 325-1 to MLV 329-1: Pig runs - Cleaning/Gauge 8/23, ILI 8/25 (08/30/22 - 09/01/22)
MLV 330
628
(628)
MLVS 329-1: High Priority Anomaly (M) (9/6/2022 - 9/11/2022)
690
Sta 405A: Filter/Scrubber Change (9/20/2022) Sta 313 to Sta 237: Maintenance Pig (9/20/2022)
240
(149)
360
(29)
Station 224: Units 1A - 4A - Protective Device Testing (9/19/2022 - 9/23/2022) Sta 229: Annual ESD Test & Maintenance (8/30/2022 - 8/31/2022)
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.
October 2022 (updated 08/18/22)
Week 1
(10/3 - 10/9)
Week 2
(10/10 - 10/16)
Week 3
(10/17 - 10/23)
Week 4
(10/24 - 10/30)
Station 409A (Alamo) (segment 492 FH)
270
205
(65)
Sta 409A: Units 1A & 2A - Preventative Maintenance (10/5/2022 - 10/10/2022)
229
(160)
MLV-406-2 to MLV-407-2: Hydro Test (M) (9/3/2022 - 10/11/2022)
MLV 401-1 to MLV 409-1: Maintenance Pig (M) (10/19/2022) MLV 401-2 to MLV 409-2: Maintenance Pig (10/20/2022)
950
(76)
(276)
MLV 41-1 to MLV 41-1A: Anomaly Remediation (9/26/2022 - 10/15/2022) MLV 47-2D to MLV 47-2A: Anomaly Remediation (10/10/2022 - 10/16/2022)
MLV 47-2B to MLV 47-2A: Wrinkle Bend Replacement (10/10/2022 - 10/16/2022) MLV 41-4 to MLV 42-4: Anomaly Remediation (8/22/2022 - 10/7/2022)
MLV 41-4 to MLV 42-4: Anomaly Remediation (8/22/2022 - 10/7/2022) 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)
MLV 53-4 to 54-4: Line Lowering (10/10/2022 - 10/22/2022)
MLV 42-4 to MLV 43-4: Anomaly Remediation (10/10/2022 - 10/21/2022) MLV 43-4 to MLV 44-4: Anomaly Remediation (10/10/2022 - 11/4/2022)
440
(247)
Sta 827 to Sta 823: Maintenance Pig (M) (10/12/2022)
460
(261)
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)
Station 823 Muskrat Line (segment 509 BH)
220
150
(70)
(220)
Sta 823 to MLV 516:Cleaning / Gauge 7/18 - 7/20, Caliper 7/25, AFD 7/28 (10/12/22 - 10/12/22)
MLV 510A-1 to MLV 512-1: Line Lowering (M) (10/18/2022 - 10/27/2022)
850
(665)
905
(610)
Sta 546: Vibration/Pulsation Piping Mods (9/19/2022 - 10/9/2022) MLV 542-2 to MLV 543-2: Casing Removal (10/4/2022 - 10/5/2022)
Sta 542: Replace Filter Separator Valves and Relief Valves (10/10/2022 - 10/30/2022)
Sta 542 Dekalb: 2022 Annual ESD Test (10/10/2022 - 10/11/2022)
Sta 542: Vibration / Pipe Mods (10/10/2022 - 10/30/2022)
1000
(533)
Sta 550: Vibration / Pipe Mods (10/10/2022 - 10/30/2022) Sta 550: Annual ESD Test (10/10/2022 - 10/11/2022)
Station 860 North
(Segment 860 BH)
1700
(152)
Sta 860: Units 1B - Top End Overhaul (9/26/2022 - 10/31/2022) MLV 559-1A to MLV 561-1: Pipe Replacement (9/19/2022 - 10/23/2022)
Sta 860: Unit 10A - Jacket Water Fan (10/10/2022 - 10/14/2022) MLV 866-1B to MLV 860-1: Pig Run - Cleaning tool 10/22 (10/25/2022) MLV 559-2A to MLV 560-2: Pipe Replacement (10/25/2022 - 11/30/2022)
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 (10/27/22 - 10/27/22)
MLV 106-3 to MLV 96-3: Pig Runs - Cleaning 10/11 (10/11/2022) MLV 106-3 to MLV 96-3: Pig Runs - Hard Spot 10/13 (10/13/2022)
(33)
Sta 241: Unit 1B - 2K Maintenance (10/10/2022 - 10/11/2022) Sta 241: Unit 2B - 2K Maintenance (10/12/2022 - 10/13/2022)
(188)
Station 261 Agawam: Annual ESD Test (M) (10/11/2022) Station 261 Agawam: EPA Maintenance Repairs (M) (10/12/2022)
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)
(372)
Sta. 323A Lackawaxen: Annual ESD Testing (10/11/2022 - 10/12/2022) Sta. 323A: Unit 1A - 30k Inspection (10/10/2022 - 10/14/2022)
Sta 405A: Unit 1A - Water Wash & 4k Inspection (10/3/2022 - 10/4/2022)
November 2022 (updated 08/18/22)
(10/31 - 11/6)
(11/7 - 11/13)
(11/14 - 11/20)
(11/21 - 11/27)
584
367
1,068
897
887
(10)
MLV 18-3A to MLV 20-3A: Pipe Replacement (11/15/2022 - 12/31/2022) MLV 24-3A to MLV 25-3A: Pipe Replacement (11/1/2022 - 12/1/2022)
Station 40Â KN South (segment 501 FH)
285
175
(110)
Sta 500-1 to Sta 823 (MLV 507-1): Maintenance Pig (M) (11/8/2022)
1,077
1046
(31)
MLV 43-4 to MLV 44-4: Anomaly Remediation (10/10/2022 - 11/4/2022)
712
732
1,654
1,984
1912
1960
(24)
MLV 559-2A to MLV 560-2: Pipe Replacement (10/25/2022 - 11/30/2022) Sta 860: Units 1B - Top End Overhaul (9/26/2022 - 10/31/2022)
2,744
957
(122)
Sta 114: Unit 1D - Solar 8k Inspection (10/31/2022 - 11/2/2022)
1,904
1,065
1,043
1,204
1,959
1,773
826
December 2022 (updated 08/18/22)
(11/28 - 12/4)
(12/5 - 12/11)
(12/12 - 12/18)
(12/19 - 12/25)
Week 5
(12/26 - 1/1)
400
(184)
Sta 409: Station Vent Mods & Unit Inspections (12/7/2022 - 12/16/2022)
(47)
MLV 24-3A to MLV 25-3A: Pipe Replacement (11/1/2022 - 12/1/2022)
MLV 18-3A to MLV 20-3A: Pipe Replacement (11/15/2022 - 12/31/2022) MLV 26-1 Relocation: Highway Widening (12/6/2022 - 12/23/2022)
MLV 559-2A to MLV 560-2: Pipe Replacement (10/25/2022 - 11/30/2022)
845
(112)
Sta 119A: Unit 1A - Solar 8k Inspection (11/28/2022 - 11/30/2022)