-Primary impact restrictions may be necessary
TGP - Outage Impact Report
-Major impact restrictions may be necessary
Seven Day Forecast (updated 09/02/21)
-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
(9/6)
Tuesday
(9/7)
Wednesday
(9/8)
Thursday
(9/9)
Friday
(9/10)
Saturday
(9/11)
Sunday
(9/12)
Primary Outage(s) that may Impact Throughput
Est. Operational Capacity (Operational Impact) - Thousand Dth
Station 409 (Donna Line) (segment 490 FH)
567
445
(122)
MLV 406-1 to MLV 409-1: Spike / Hydro Test (7/14/2021 - 9/24/2021) MLV 409A-101.1 to MLV 409A-102: Class Change (M) (8/31/2021 - 10/8/2021)
Station 1
(segment 101 BH)
296
Station 9
(segment 109 BH)
1,027
Station 17
(segment 117 BH)
875
820
(55)
Sta 17: Annual ESD Test (9/8/2021 - 9/9/2021)
Station 25
(segment 125 BH)
Station 40Â KN South (segment 501 FH)
251
110
(141)
MLV 500-1 TO MLV 507-1: Pig Run - Chem Cleaning & Gauge 8/18 - 8/24, Combo 8/25, Hard Spot 9/8, AFD 9/10 (M) (8/18/2021 - 9/10/2021)
Station 823
(segment 823 BH)
688
Station 834
(segment 834 BH)
724
Station 548
(segment 542 BH)
1,515
1080
(435)
1125
(390)
Sta 542: Unit 4A: Crankshaft Repair (2/24/2021 - 9/24/2021) MLV 540-1A to MLV 541-1: Class Change (8/28/2021 - 10/1/2021)
Sta 542: Unit 1B: Oil Line - Emergent Repair (9/2/2021 - 9/10/2021)
Station 860
(segment 548 BH)
1,534
1530
(4)
Sta 555: Units 4A, 5A, 6A: Replace Unloaders (9/7/2021 - 9/28/2021)
Station 860 North (Segment 860 BH)
1,855
1765
(90)
MLV 863-1 to MLV 864-1: Paint 1 Span (9/2/2021 - 9/13/2021)
Station 110
(segment 187 BH)
(south thru
Kentucky)
2,637
2575
(62)
2455
(182)
Sta 96: Unit 2D: Oil Change (9/7/2021) Sta 871: Unit 3A: GHG Inspection (9/8/2021)
Station 114
(segment 114 BH)
918
710
(208)
MLV 115-2A to MLV 117-2: Wrinkle Bend Replacement (M) (9/10/2021 - 9/24/2021)
Station 204
(Segment 204 BH)
1,834
1700
(134)
1540
(294)
Sta 209: Unit 10A: Full Foundation Replacement (3/15/2021 - 9/17/2021) Sta 204: Operational Conditions (5/1/2021 - 10/31/2021)
MLVS 213-1: Class Change (8/17/2021 - 9/11/2021)
Sta 204: Unit 12A: Deactivator Installation (9/7/2021 - 9/8/2021) Sta 209: Unit 2A: Power Cylinder Inspection (9/7/2021 - 9/9/2021)
MLV 204-2 to MLV 208-2: Anomaly Remediation (9/8/2021 - 9/26/2021) Sta 214: PECO Filter Change (9/9/2021 - 9/10/2021)
MLV 217
(Segment 217 BH)
1,553
1150
(403)
MLV 217: Operational Conditions (7/1/2021 - 10/31/2021)
MLV 230
(segment 230 BH)
341
0
(341)
MLV 230 to Sta 237: Force Majeure (7/27/2021 - 10/31/2021)
Station 245
(segment 245 FH)
998
N Hampton Lat (segment 280 FH)
41
34
(7)
Sta 260A: Station Transformer (M) (8/9/2021 - 10/22/2021)
Station 261 Suction (segment 260 FH)
1,106
1000
(106)
Sta 261: Unit Replacement: Isolate systems from 1D (air compressor, generator, fuel gas, et al) (4/19/2021 - 10/7/2021)
Station 307
(segment 307 BH)
1,154
(154)
1070
(84)
Sta 307: Unit 3A: Foundation Replacement (2/15/2021 - 9/10/2021)
Sta 307: Unit 5A: Install Fuel Injection System and Fuel Gas Skid (5/1/2021 - 9/12/2021)
Station 315
(segment 315 BH)
1,929
Station 325
(segment 324 FH)
1,599
Station 405 HC Line (segment 299 FH)
803
Station 224
(segment 224 BH)
178
100
(78)
Sta 224: Operational Conditions (5/1/2021 - 10/31/2021)
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 2021 (updated 09/02/21)
Station # / Lateral
Week 1
(8/30 - 9/5)
Week 2
(9/6 - 9/12)
Week 3
(9/13 - 9/19)
Week 4
(9/20 - 9/26)
Week 5
(9/27 - 10/3)
Primary Outage(s)
475
(92)
Station 32
(segment 132 BH)
(165)
Station 40: Annual ESD test (9/16/2021)
MLV 31-2 to MLV 32-2: Wrinkle Bend Removal & Mod Pig Traps (10/1/2021 - 11/30/2021)
Station 40 KN South (segment 501 FH)
(251)
Sta 504: Filter Change Out (9/27/2021 - 10/8/2021)
MLV 504-1A and MLV 505-1: Pipe Replacement Whiskey Chitto River Crossing (M) (9/27/2021 - 10/8/2021)
Sta 542: Unit 4A: Crankshaft Repair (2/24/2021 - 9/24/2021) MLV 540-1A to MLV 541-1: Class Change (8/28/2021 - 10/1/2021)
Station 860 North
(Segment 860 BH)
380
(538)
MLV 121-2 to MLV 121-2A: Wrinkle Bend Replacement (9/25/2021 - 10/1/2021)
1450
(384)
MLV 204-2 to MLV 208-2: Anomaly Remediation (9/8/2021 - 9/26/2021) Sta 204: Unit 5A: Crankcase Inspection (9/13/2021 - 9/15/2021)
Sta 204: PECO Filter Change (9/13/2021 - 9/15/2021) Sta 209: PECO Filter Change (9/16/2021 - 9/17/2021)
Sta 204: Unit 2A: Oil FIlter & Piping Change (9/20/2021 - 10/7/2021) MLV 205-1 to MLV 209-1: Anomaly Remediation (9/27/2021 - 10/31/2021)
955
(43)
880
(118)
Sta 241: Unit 3A: Cooling System (9/13/2021 - 9/16/2021)
Sta 249: Unit 1A: Air Manifold Replacement & Crankcase Inspection (9/20/2021 - 10/1/2021)
Station 266A (segment 282 FH)
371
181
(190)
Station 266A: Annual ESD test (M) (9/27/2021 - 10/1/2021)
Station 313 Discharge (segment 399 FH)
806
505
(301)
Station 313: Annual ESD test (9/15/2021)
Station 317
(segment 317 BH)
1,654
1390
(264)
Station 317: Annual ESD test (9/21/2021)
690
(113)
Sta 405A: Filter / Scrubber Maintenance (9/20/2021 - 9/24/2021) Sta 313 to Sta 237: Maintenance Pig (9/21/2021)
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.
October 2021 (updated 09/02/21)
Est Nominal Operating Capacity (Thousand Dth)
(10/4 - 10/10)
(10/11 - 10/17)
(10/18 - 10/24)
(10/25 - 10/31)
Station 492A (Alamo) (segment 492 FH)
277
180
(97)
377
Sta 409A: Station PECO Filters (10/12/2021)
Sta 409A: Unit 1A: Cooler Maintenance (10/12/2021 - 10/14/2021)
295
(272)
MLV 409A-101.1 to MLV 409A-102: Class Change (M) (8/31/2021 - 10/8/2021)
MLV 401-1 to MLV 409-1: Maintenance Pig (10/13/2021) MLV 401-2 to MLV 409-2: Maintenance Pig (10/14/2021)
835
(40)
840
(35)
Sta 25: Unit 1D: Motor PM (10/5/2021 - 10/8/2021)
Sta 25: Unit 1C: Stator Replacement (10/11/2021 - 10/21/2021)
MLV 40-2S to MLV 32-2D: PIG Run - Cleaning 10/27 - 10/29, Gauge 10/29, DEF 11/2, MDS 11/4 (10/27/2021 - 11/4/2021)
200
(51)
Sta 500C1: Unit A1: Unit Replacement (10/25/2021 - 11/20/2021)
Station 500C1: Annual ESD test (10/26/2021)
225
(463)
Sta 834 to Sta 827: Maintenance Pig (M) (10/6/2021) Sta 827 to Sta 823: Maintenance Pig (M) (10/6/2021)
1300
(215)
980
(535)
Sta. 546: Annual ESD Re- test & Starting Gas Valve Replacement (10/19/2021 - 10/21/2021)
MLV 545-1: Valve Replacement (10/22/2021 - 10/27/2021) Sta 542: Annual ESD & Electrical Tests (10/25/2021 - 10/29/2021)
1290
(565)
Sta 860: Replace Unit Isolation Valves & Station Maintenance (10/11/2021 - 10/21/2021)
Station 860: Annual ESD test (10/11/2021 - 10/21/2021)
(south thru Kentucky)
2445
(192)
2400
(237)
2535
(102)
MLV 112-2 to MLV 113-2: Wrinkle Bend Replacement (M) (10/4/2021 - 10/16/2021)
Sta 871: Sta Outage Replace Unit Valves (10/12/2021 - 10/13/2021) Sta 87: Bldg D Valve Replacement (10/18/2021 - 10/22/2021)
Sta 106: Unit 1C - MCC Replacement (10/18/2021 - 10/29/2021) MLV 110-2 to MLV 111-2: Wrinkle Bend Replacement (10/18/2021 - 10/30/2021)
845
(73)
Sta 118A: Unit 1A: Turbine Service and Filter Change Out (10/4/2021 - 10/6/2021)
Sta 204: Operational Conditions (5/1/2021 - 10/31/2021)
965
(33)
925
Sta 241: Unit 2A: Fuel System Control Upgrade (10/11/2021 - 10/20/2021) Sta 241: Unit 3A: Fuel System Control Upgrade (10/21/2021 - 10/27/2021) MLV 249-1 to MLV 250-1: Anomaly Remediation (10/25/2021 - 10/31/2021)
1375
(224)
Sta. 323A: Annual ESD test & Maintenance (10/4/2021 - 10/8/2021)
November 2021 (updated 09/02/21)
(11/1 - 11/7)
(11/8 - 11/14)
(11/15 - 11/21)
(11/22 - 11/28)
584
1,068
897
(77)
264
(64)
713
733
1,984
2,739
954
(114)
Sta 119A: Unit 1A: Turbine Service and Filter Change Out (11/1/2021 - 11/3/2021)
Sta 114: Unit 1D: Turbine Service and Filter Change Out (11/8/2021 - 11/10/2021)
1,905
1,065
1,181
1,205
1,959
1,712
826
Dates posted on DART should be deemed correct in the event of conflicts between DART posted dates and dates on this report.
December 2021 (updated 09/02/21)
(11/29 - 12/5)
(12/6 - 12/12)
(12/13 - 12/19)
(12/20 - 12/26)
(12/27 - 1/2)
290
Sta 409: Unit 2A: 25k Hr Inspection (12/6/2021 - 12/11/2021)
675
(58)
Station 836A: Annual ESD test (12/30/2021)
1370
(284)
Station 550: Annual ESD test (12/29/2021)
1500
(212)
Station 325: Annual ESD test (12/28/2021)