-Primary impact restrictions may be necessary
TGP - Outage Impact Report
-Major impact restrictions may be necessary
Seven Day Forecast (updated 12/19/24)
-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
(12/23)
Tuesday
(12/24)
Wednesday
(12/25)
Thursday
(12/26)
Friday
(12/27)
Saturday
(12/28)
Sunday
(12/29)
Primary Outage(s) that may Impact Throughput
Est. Operational Capacity (Operational Impact) - Thousand Dth
Station 409 (Donna Line) (segment 490 FH)
586
Station 1
(segment 101 BH)
438
Station 9
(segment 109 BH)
1,066
Station 25
(segment 125 BH)
896
Station 47
(segment 143 BH)
1,095
Station 63
(segment 163 BH)
1,226
1166
(60)
MLV 84-3 to MLV 85-3: Class Change (10/31/2024 - 1/17/2025) Sta 63: Unit 2D - 60K hour inspections (8/26/2024 - 1/17/2025)
Station 823
(segment 823 BH)
711
Station 834
(segment 834 BH)
700
MLV 548
(segment 542 BH)
1,667
1625
(42)
Sta 542: Unit 3A - Overhaul (2/12/2024 - 1/31/2025) Sta 546: Unit 7A - Oil Pump (10/22/2024 - 12/31/2024)
Station 860
(segment 548 BH)
1,593
1580
(13)
Sta 555: Unit 4A - Foundation Regrout (9/3/2024 - 1/24/2025)
Station 860 North (Segment 860 BH)
1,891
1781
(110)
MLV 560-1 to MLV 561-1: Class Change (11/4/2024 - 1/21/2025)
Sta 860: Force Majeure (8/18/2023 - 3/2/2025)
Sta 860: Unit 1A - After Cooler/jacket Water leaking into crankcase (6/17/2024 - 12/30/2024)
Station 110
(segment 187 BH)
(south thru
Kentucky)
2,761
2605
(156)
MLV 872-2 to MLV 873-2: Anomaly Remediation (12/4/2024 - 12/31/2024) Sta 106: Unit 1C - Engine Maintenance (7/15/2024 - 12/31/2024)
Sta 106: Unit 1C - Water Leak (6/10/2024 - 12/31/2024)
Sta 871: Unit 3A - Power Side Overhaul (7/22/2024 - 1/10/2025)
Station 114
(segment 114 BH)
953
Station 204
(Segment 204 BH)
1,894
1870
(24)
Sta 214: Unit 10A - Compressor Cylinder (7/8/2024 - 12/23/2024)
Station 245
(segment 245 FH)
1,057
Station 261 Discharge East (segment 261 FH)
1,051
Station 307
(segment 307 BH)
1,221
1173
(48)
Sta 307: Unit 5A - Pre-Chamber Investigation (11/18/2024 - 1/10/2025)
Station 315
(segment 315 BH)
1,917
MLV 324
(segment 324 FH)
1,879
Station 405 HC Line (segment 299 FH)
827
(12/30)
(12/31)
(1/1)
(1/2)
(1/3)
(1/4)
(1/5)
1791
(100)
January 2025 (updated 12/19/24)
Station # / Lateral
Est Nominal Operating Capacity (Thousand Dth)
Week 1
(12/30 - 1/5)
Week 2
(1/6 - 1/12)
Week 3
(1/13 - 1/19)
Week 4
(1/20 - 1/26)
Week 5
(1/27 - 2/2)
Primary Outage(s)
MLV 406
(segment 406 BH)
477
222
(255)
417
MLV 400-1 to MLV 409-1: Pig Run - Cleaning / Gauge 1/8/25 to 1/13/25 (M) (1/8/2025 - 1/13/2025)
MLV 400-1 to MLV 409-1: Pig Run - EMAT 1/16/25 (M) (1/16/2025) MLV 400-1 to MLV 409-1: Pig Run - EMAT 1/23/25 (M) (1/23/2025) MLV 400-1 to MLV 409-1: Pig Run - MDS 1/21/25 (M) (1/21/2025) MLV 400-1 to MLV 409-1: Pig Run - MFL-C 1/14/25 (M) (1/14/2025)
MLV 400-2 to MLV 409-2: Pig Run - Maintenance Cleaning 1/6/25 (M) (1/6/2025)
Station 40 South
(segment 132 BH)
897
847
(50)
MLV 32-1D to MLV 36-1TXR: Pig Run - 1 Cleaning & 1 Gauge 1/16/25 (1/16/2025)
MLV 32-1D to MLV 36-1TXR: Pig Run - 2 Cleaning 1/14/25 (1/14/2025) MLV 32-1D to MLV 36-1TXR: Pig Run - 2 Cleaning 1/15/25 (1/15/2025)
MLV 32-1D to MLV 36-1TXR: Pig Run - Pipecare EMAT 1/28/25 (1/28/2025)
689
(11)
Sta 834: Unit 3A - 12K Engine Inspection (1/20/2025 - 1/24/2025) Sta 834: Unit 5A - Cracked Main Bearing (11/11/2024 - 1/10/2025)
Sta 542: Unit 3A - Overhaul (2/12/2024 - 1/31/2025)
2505
(256)
Sta 106: Unit 1D - 4k Hr Inspection (1/8/2025 - 1/10/2025) Sta 871: Unit 1A - Engine Inspection (1/22/2025)
Sta 871: Unit 2A - Engine Inspection (1/21/2025)
Sta 871: Unit 2A -Compressor Unloaders (1/20/2025 - 1/24/2025) Sta 871: Unit 3A - Power Side Overhaul (7/22/2024 - 1/10/2025)
1850
(44)
1805
(89)
MLV 200-3A to MLV 200-3: Pig Runs - Cleaning / Gauge 1/8/25 (1/8/2025) MLV 200-3A to MLV 200-3: Pig Runs - MFL-A Combo 1/9/25 (1/9/2025)
MLV 209-3 to MLV 204-3: Pig Runs - Cleaning Gauge 1/14/25 (1/14/2025) MLV 209-3 to MLV 204-3: Pig Runs - EMAT 1/21/25 (1/21/2025)
MLV 209-3 to MLV 204-3: Pig Runs - MFL-A Combo 1/16/25 (1/16/2025)
Sta 209: Unit 2A - Compressor Packing (1/6/2025 - 1/9/2025)
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.
February 2025 (updated 12/19/24)
(2/3 - 2/9)
(2/10 - 2/16)
(2/17 - 2/23)
(2/24 - 3/2)
1186
(40)
MLV 71-4S to MLV 63-4D: Pig Runs - Caliper / IMU 2/20/25 (2/20/2025) MLV 71-4S to MLV 63-4D: Pig Runs - Cleaning / Gauge 2/18/25 (2/18/2025) MLV 71-4S to MLV 63-4D: Pig Runs - EMAT 2/27/25 (2/27/2025)
MLV 71-4S to MLV 63-4D: Pig Runs - MFL-C 2/25/25 (2/25/2025)
MLV 79-2S to MLV 71-2D: Pig Runs - Caliper / IMU 2/6/25 (2/6/2025)
1394
(497)
MLV 565-2 TO MLV 559-2: Pig Runs - AFD 2/20/25 (2/20/2025)
MLV 565-2 TO MLV 559-2: Pig Runs - Cleaning / Gauge 2/12/25 (2/12/2025) MLV 565-2 TO MLV 559-2: Pig Runs - CLP 2/18/25 (2/18/2025)
(south thru Kentucky)
2685
(76)
2684
(77)
2570
(191)
2569
(192)
MLV 87-4 to MLV 96-4: Pig Runs - AFD Combo 2/25/25 (2/25/2025)
MLV 87-4 to MLV 96-4: Pig Runs - Cleaning / Gauge 2/20/25 (2/20/2025) MLV 87-4 to MLV 96-4: Pig Runs - EMAT 2/27/25 (2/27/2025)
MLV 96-2 to MLV 102-2: Pig Runs - AFD Combo 2/11/25 (2/11/2025)
MLV 96-2 to MLV 102-2: Pig Runs - Cleaning / Gauge 2/6/25 (2/6/2025) MLV 96-2 to MLV 102-2: Pig Runs - EMAT 2/13/25 (2/13/2025)
1770
(124)
MLV 214-1 to MLV 209-1: Pig Runs - Cleaning Gauge 2/4/25 (2/4/2025) MLV 214-1 to MLV 209-1: Pig Runs - EMAT 2/13/25 (2/13/2025)
MLV 214-1 to MLV 209-1: Pig Runs - MFL-A Combo 2/6/25 (2/6/2025) MLV 214-1 to MLV 209-1: Pig Runs - MFL-C Combo 2/11/25 (2/11/2025)
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.
March 2025 (updated 12/19/24)
(3/3 - 3/9)
(3/10 - 3/16)
(3/17 - 3/23)
(3/24 - 3/30)
571
(325)
MLV 25-1 to MLV 26-1 Relocation: Highway 105 Widening (3/10/2025 - 3/24/2025)
MLV 26-1 Relocation: Highway 59 Widening (3/10/2025 - 4/6/2025)
MLV 32-1D to MLV 36-1TXR: Pig Run - Cleaning 3/18/25 (3/18/2025) MLV 32-1D to MLV 36-1TXR: Pig Run - Cleaning 3/19/25 (3/19/2025) MLV 32-1D to MLV 36-1TXR: Pig Run - Cleaning 3/20/25 (3/20/2025) MLV 32-1D to MLV 36-1TXR: Pig Run - EMAT 3/27/25 (3/27/2025)
MLV 32-1D to MLV 36-1TXR: Pig Run - MFL-C 3/25/25 (3/25/2025)
955
(140)
MLV 54-4D TO MLV 63-4S: Pig Runs - AFD 3/11/25 (3/11/2025) MLV 54-4D TO MLV 63-4S: Pig Runs - Caliper 3/6/25 (3/6/2025)
MLV 54-4D TO MLV 63-4S: Pig Runs - Cleaning / Gauge 3/4/25 (3/4/2025) MLV 54-4D TO MLV 63-4S: Pig Runs - EMAT 3/13/25 (3/13/2025)
685
(15)
Sta 834: Unit 6A - Overhaul (3/3/2025 - 11/3/2025)
Station 847
(segment 847 BH)
305
199
(106)
MLV 856-1 to MLV 851-1: Pig Runs - Cleaning / Gauge 3/24/25 (3/24/2025) MLV 856-1 to MLV 851-1: Pig Runs - EMAT 3/27/25 (3/27/2025)
MLV 856-1 to MLV 851-1: Pig Runs - MFL-C 3/25/25 (3/25/2025)
MLV 524
(segment 524 FH)
335
0
(335)
MLV 525-2 to MLV 527-2: Install New Tee (3/14/2025 - 4/5/2025)
1465
(202)
Sta 546: Unit 1B - Turbine Exchange (3/3/2025 - 4/18/2025)
1,590
1,887
1235
(652)
MLV 560-3 TO MLV 559-3: Pig Runs - Cleaning / Gauge 3/18/25 (3/18/2025) MLV 560-3 TO MLV 559-3: Pig Runs - MFL-A 3/19/25 (3/19/2025)
MLV 564-2: Valve Repair (3/10/2025 - 3/17/2025)
2350
(411)
2320
(441)
MLV 876-2 to MLV 874-2: Pig Runs - AFD Combo 3/11/25 (3/11/2025)
MLV 876-2 to MLV 874-2: Pig Runs - Cleaning / Gauge 3/6/25 (3/6/2025) MLV 876-2 to MLV 874-2: Pig Runs - EMAT 3/13/25 (3/13/2025)
MLV 96-4 to MLV 106-4: Pig Runs - AFD Combo 3/20/25 (3/20/2025)
MLV 96-4 to MLV 106-4: Pig Runs - Cleaning / Gauge 3/18/25 (3/18/2025) MLV 96-4 to MLV 106-4: Pig Runs - EMAT 3/25/25 (3/25/2025)
MLV 214-3 to MLV 209-3: Pig Runs - Cleaning Gauge 3/18/25 (3/18/2025) MLV 214-3 to MLV 209-3: Pig Runs - EMAT 3/25/25 (3/25/2025)
MLV 214-3 to MLV 209-3: Pig Runs - MFL-A Combo 3/20/25 (3/20/2025)
Station 266A (segment 282 FH)
406
225
(181)
255
(151)
MLV 266A-101L TO MLV 266A-101R: Pig Runs - Cleaning / Gauge 3/18/25 (M) (3/18/2025)
MLV 266A-101L TO MLV 266A-101R: Pig Runs - MFL-A / Cal / IMU Combo 3/19/25 (M) (3/19/2025)
MLV 266C-101.1 TO MLV 266C-102A: Pig Runs - Cleaning / Gauge 3/25/25 (M) (3/25/2025)
MLV 266C-101.1 TO MLV 266C-102A: Pig Runs - MFL-A/Cal/IMU Combo 3/26/25 (M) (3/26/2025)
April 2025 (updated 12/19/24)
(3/31 - 4/6)
(4/7 - 4/13)
(4/14 - 4/20)
(4/21 - 4/27)
564
400
1,028
873
551
(322)
MLV 26-1 Relocation: Highway 59 Widening (3/10/2025 - 4/6/2025) MLV 26-2 Relocation: Highway 59 Widening (4/7/2025 - 5/4/2025)
(segment 125 FH)
714
702
(12)
1,016
491
(525)
361
(655)
MLV 40-3 to MLV 47-3: Pig Run - Chem Cleaning 4/7/25 to 4/11/25 (4/7/2025 - 4/11/2025)
MLV 40-3 to MLV 47-3: Pig Run - EMAT 4/17/25 (4/17/2025) MLV 40-3 to MLV 47-3: Pig Run - MFL-C 4/15/25 (4/15/2025)
MLV 47-3D TO MLV 53-3: Pig Runs - Cleaning / Gauge 4/15/25 (4/15/2025)
MLV 47-3D TO MLV 53-3: Pig Runs - MDS 4/17/25 (4/17/2025)
1,164
1094
(70)
MLV 71-3S to MLV 63-3D: Pig Runs - Caliper / IMU 4/17/25 (4/17/2025) MLV 71-3S to MLV 63-3D: Pig Runs - Cleaning / Gauge 4/15/25 (4/15/2025) MLV 71-3S to MLV 63-3D: Pig Runs - EMAT 4/24/25 (4/24/2025)
MLV 71-3S to MLV 63-3D: Pig Runs - MFL-C 4/22/25 (4/22/2025)
686
679
664
670
(9)
329
1,597
1382
(215)
1,516
1020
(573)
MLV 550-2 TO MLV 546-2: Pig Runs - Cleaning / Gauge 4/7/25 (4/7/2025) MLV 550-2 TO MLV 546-2: Pig Runs - EMAT 4/11/25 (4/11/2025) MLV 550-2 TO MLV 546-2: Pig Runs - MFL-C 4/9/25 (4/9/2025)
1,793
1720
(73)
MLV 565-1 TO MLV 559-1: Pig Runs - AFD 4/25/25 (4/25/2025) MLV 565-1 TO MLV 559-1: Pig Runs - Caliper 4/23/25 (4/23/2025)
MLV 565-1 TO MLV 559-1: Pig Runs - Cleaning / Gauge 4/21/25 (4/21/2025)
2,645
920
(235)
MLV 121-1 to MLV 118-1: Pig Runs - AFD Combo 4/3/25 (4/3/2025)
MLV 121-1 to MLV 118-1: Pig Runs - Cleaning / Gauge 4/1/25 (4/1/2025) MLV 121-1 to MLV 118-1: Pig Runs - EMAT 4/8/25 (4/8/2025)
1,827
1541
(286)
1741
(86)
MLV 204-2 to MLV 200-2: Pig Runs - Cleaning / Gauge 4/15/25 (M) (4/15/2025) MLV 204-2 to MLV 200-2: Pig Runs - EMAT 4/22/25 (M) (4/22/2025)
MLV 204-2 to MLV 200-2: Pig Runs - MFL-A Combo 4/17/25 (M) (4/17/2025)
MLV 219-4 to MLV 214-4: Pig Runs - Cleaning / Gauge 4/1/25 (4/1/2025) MLV 219-4 to MLV 214-4: Pig Runs - EMAT 4/8/25 (4/8/2025)
997
941
Fitchburg Lat to Gloucester (segment 268 FH)
202
140
(62)
MLV 267-2 TO MLV 273-2A: Pig Runs - Cleaning / Gauge 4/1/25 (M) (4/1/2025) MLV 267-2 TO MLV 273-2A: Pig Runs - MFL-A / Cal / IMU Combo 4/2/25 (M) (4/2/2025)
1,150
1,854
Station 321
(segment 321 FH)
2,102
1855
(247)
Sta 323: Electric Company Maintenance (4/14/2025 - 4/16/2025)
1,767
803