Planned Service Outage  Sunday, June 1, 2025 Download this information as a PDF report
Date Range:   By default, PSO's are posted for 90 days past Notice End Date. Select date range and click Retrieve to select all PSO's effective, at some point, within the selected date range.
Notice TypePosted D/TNotice Eff D/TNotice End D/TNotice IdentifierSubjectResponse D/TActionMap
Maint5/30/2025
1:03 PM		6/4/2025
9:00 AM		6/4/2025
4:00 PM		3549Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint5/30/2025
12:26 PM		6/1/2025
9:00 AM		6/6/2025
5:00 PM		3548Worland Compressor Station - Line Section 19 DownloadView Map
Maint5/28/2025
2:01 PM		5/22/2025
9:00 AM		6/30/2025
5:00 PM		3547Golva Compressor Station (Line Section 26) DownloadView Map
Maint5/23/2025
1:10 PM		5/22/2025
9:00 AM		5/30/2025
5:00 PM		3546Golva Compressor Station (Line Section 26) DownloadView Map
Maint5/23/2025
10:22 AM		5/27/2025
9:00 AM		5/27/2025
5:00 PM		3545Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint5/21/2025
4:06 PM		5/28/2025
9:00 AM		5/28/2025
3:00 PM		3544Charbonneau Compressor Station ESD and Maintenance DownloadView Map
Maint5/16/2025
11:08 AM		6/3/2025
9:00 AM		6/3/2025
9:00 PM		3543Line Section 22 (Rapelje Lateral) DownloadView Map
Maint5/15/2025
2:04 PM		4/30/2025
9:00 AM		6/30/2025
5:00 PM		3542Hardin Compressor Station - Line Section 17 DownloadView Map
Maint5/15/2025
12:03 PM		5/28/2025
9:00 AM		5/28/2025
5:00 PM		3541Lovell Compressor Station DownloadView Map
Maint5/14/2025
10:04 AM		6/2/2025
9:00 AM		6/4/2025
5:00 PM		3540Golva Compressor Station (Line Section 26 DownloadView Map
Maint5/14/2025
9:13 AM		5/22/2025
9:00 AM		5/23/2025
5:00 PM		3539Golva Compressor Station (Line Section 26) DownloadView Map
Maint5/13/2025
2:20 PM		5/8/2025
9:00 AM		6/30/2025
5:00 PM		3538Willow Creek Compressor Station (Line Section 35) DownloadView Map
Maint5/13/2025
9:23 AM		5/27/2025
8:00 AM		5/27/2025
5:00 PM		3537Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint5/9/2025
1:07 PM		5/13/2025
9:00 AM		5/13/2025
5:00 PM		3536Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint5/9/2025
9:51 AM		5/9/2025
9:00 AM		5/16/2025
5:00 PM		3535Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint5/8/2025
11:04 AM		5/8/2025
9:00 AM		5/30/2025
5:00 PM		3534Willow Creek Compressor Station (Line Section 35) DownloadView Map
Maint5/5/2025
10:18 AM		5/13/2025
9:00 AM		5/14/2025
5:00 PM		3533Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint5/2/2025
1:39 PM		5/2/2025
2:00 PM		5/12/2025
5:00 PM		3532Willow Creek Compressor Station (Line Section 35) DownloadView Map
Maint5/2/2025
12:04 PM		5/7/2025
9:00 AM		5/7/2025
5:00 PM		3531Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint5/2/2025
11:40 AM		5/6/2025
9:00 AM		5/6/2025
4:00 PM		3530Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint5/1/2025
2:45 PM		5/1/2025
3:00 PM		5/7/2025
5:00 PM		3529Golva Compressor Station (Line Section 26) DownloadView Map
Maint4/30/2025
9:31 AM		4/30/2025
9:00 AM		5/16/2025
5:00 PM		3528Hardin Compressor Station - Line Section 17 DownloadView Map
Maint4/28/2025
3:18 PM		5/19/2025
9:00 AM		5/23/2025
5:00 PM		3527Saco Compressor Station - Line Section 8 DownloadView Map
Maint4/23/2025
4:30 PM		5/28/2025
9:00 AM		9/11/2025
5:00 PM		3526Line Section 2 (Mandan, ND Area) DownloadView Map
Maint4/23/2025
10:10 AM		5/27/2025
9:00 AM		5/30/2025
5:00 PM		3525Red Wing Receipt (Line Section 6) DownloadView Map
Maint4/22/2025
12:03 PM		4/30/2025
9:00 AM		5/1/2025
5:00 PM		3524Line Section 2 (Glen Ullin Lateral) Download
Maint4/21/2025
3:54 PM		6/9/2025
9:00 AM		6/13/2025
5:00 PM		3523Line Section 30 (Williston to Tioga) Hydrotest DownloadView Map
Maint4/21/2025
3:25 PM		4/19/2025
12:00 PM		4/25/2025
5:00 PM		3522Cleveland Compressor Station Download
Maint4/19/2025
12:13 PM		4/19/2025
12:00 PM		4/21/2025
5:00 PM		3521Cleveland Compressor Station Download
Maint4/18/2025
12:16 PM		5/19/2025
9:00 AM		5/23/2025
5:00 PM		3520Line Section 05 (Cabin to Morgan Creek) Hydrotest DownloadView Map
Maint4/17/2025
3:46 PM		3/26/2025
9:00 AM		4/25/2025
5:00 PM		3519Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint4/14/2025
9:51 AM		2/28/2025
9:00 AM		5/2/2025
5:00 PM		3518Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint4/11/2025
3:11 PM		4/11/2025
9:00 AM		4/12/2025
5:00 PM		3517Line Section 10 - Vida - Morgan Creek Gas Leak Download
Maint4/11/2025
9:32 AM		6/3/2025
9:00 AM		6/3/2025
5:00 PM		3516Williston Compressor Station - Line Section 30 DownloadView Map
Maint4/10/2025
2:35 PM		4/7/2025
9:00 AM		4/11/2025
5:00 PM		3515Steele Compressor Station - Line Section 3 DownloadView Map
Maint4/9/2025
2:45 PM		4/9/2025
3:00 PM		4/10/2025
6:00 PM		3514Charbonneau Compressor Station-Deliveries to NBPL Download
Maint4/7/2025
4:24 PM		6/2/2025
9:00 AM		6/6/2025
5:00 PM		3513Saco Compressor Station - Line Section 8 DownloadView Map
Maint4/4/2025
2:35 PM		4/2/2025
9:00 AM		4/7/2025
5:00 PM		3512Sandstone Creek Compressor Station Download
Maint4/4/2025
9:51 AM		4/14/2025
9:00 AM		4/25/2025
5:00 PM		3511Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint4/3/2025
2:51 PM		4/21/2025
9:00 AM		4/23/2025
5:00 PM		3510Hathaway Compressor Station - Line Section 16 DownloadView Map
Maint4/3/2025
10:39 AM		3/26/2025
9:00 AM		4/18/2025
5:00 PM		3509Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint4/2/2025
11:19 AM		4/8/2025
9:00 AM		4/8/2025
5:00 PM		3508Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint4/2/2025
10:55 AM		4/7/2025
9:00 AM		4/9/2025
5:00 PM		3507Glen Ullin Compressor Station DownloadView Map
Maint3/27/2025
3:47 PM		3/26/2025
9:00 AM		4/2/2025
5:00 PM		3506Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/27/2025
3:23 PM		2/28/2025
9:00 AM		4/11/2025
5:00 PM		3505Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/24/2025
1:03 PM		3/26/2025
9:00 AM		3/27/2025
4:00 PM		3504Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/24/2025
12:06 PM		4/2/2025
9:00 AM		4/2/2025
3:00 PM		3503Sandstone Creek Compressor Station Download
Maint3/24/2025
11:50 AM		4/9/2025
9:00 AM		4/10/2025
12:00 PM		3502Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint3/21/2025
10:27 AM		3/21/2025
9:00 AM		3/25/2025
5:00 PM		3501Golva Compressor Station (Line Section 26) DownloadView Map
Maint3/20/2025
11:29 AM		3/24/2025
8:00 AM		3/24/2025
11:00 AM		3500Williston Compressor Station - Line Section 30 DownloadView Map
Maint3/19/2025
9:46 AM		3/25/2025
9:00 AM		3/25/2025
4:00 PM		3499Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint3/18/2025
4:38 PM		3/26/2025
9:00 AM		3/26/2025
3:00 PM		3498Williston Compressor Station - Line Section 30 DownloadView Map
Maint3/18/2025
9:53 AM		3/25/2025
9:00 AM		3/25/2025
3:00 PM		3497Sandstone Creek Compressor Station Download
Maint3/14/2025
4:31 PM		3/19/2025
9:00 AM		3/19/2025
6:00 PM		3496Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/13/2025
11:26 AM		3/21/2025
9:00 AM		3/21/2025
4:00 PM		3495Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint3/13/2025
11:06 AM		3/20/2025
9:00 AM		3/20/2025
4:00 PM		3494Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/13/2025
10:15 AM		2/28/2025
9:00 AM		3/28/2025
5:00 PM		3493Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/13/2025
10:01 AM		3/13/2025
9:00 AM		3/14/2025
5:00 PM		3492Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/11/2025
10:55 AM		3/13/2025
9:00 AM		3/13/2025
5:00 PM		3491Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/11/2025
8:55 AM		2/28/2025
9:00 AM		3/17/2025
5:00 PM		3490Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/7/2025
10:18 AM		3/12/2025
3:30 PM		3/13/2025
3:30 PM		3489Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint3/6/2025
4:06 PM		3/10/2025
9:00 AM		3/12/2025
5:00 PM		3488Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint3/6/2025
3:34 PM		3/11/2025
9:00 AM		3/13/2025
5:00 PM		3487Hardin Compressor Station - Line Section 17 DownloadView Map
Maint3/6/2025
10:50 AM		3/17/2025
3:30 PM		3/18/2025
3:30 PM		3486Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint2/28/2025
10:36 AM		2/28/2025
9:00 AM		3/10/2025
5:00 PM		3485Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint2/27/2025
4:09 PM		3/5/2025
9:00 AM		3/5/2025
2:00 PM		3484Willow Creek Compressor Station (Line Section 35) DownloadView Map
Maint2/27/2025
3:48 PM		3/5/2025
3:30 PM		3/6/2025
3:30 PM		3483Tioga Compressor Station (Elkhorn Creek Delivery) DownloadView Map
Maint2/27/2025
10:05 AM		3/3/2025
9:00 AM		3/3/2025
5:00 PM		3482Charbonneau Compressor Station-Deliveries to NBPL DownloadView Map
Maint2/24/2025
4:33 PM		3/27/2025
9:00 AM		4/4/2025
5:00 PM		3480Baker Storage Field DownloadView Map
Maint2/24/2025
3:19 PM		3/25/2025
9:00 AM		3/27/2025
9:00 AM		3479Elk Basin Storage Field DownloadView Map
Maint2/11/2025
3:35 PM		4/7/2025
9:00 AM		4/11/2025
5:00 PM		3465Steele Compressor Station - Line Section 3 DownloadView Map
Maint12/2/2024
3:57 PM		12/3/2024
9:00 AM		5/1/2025
5:00 PM		3442Manning Compressor Station DownloadView Map

*** All references to Time are stated for the Central Time Zone.

All posted impacts to capacities are based on WBI Energy Transmission’s best estimates. Actual impacts may vary from the posted impacts depending on system operating conditions, weather and other factors. WBI Energy Transmission reserves the right to revise all postings. If you have any questions regarding this posting, please contact a Transportation Services Analyst at 701-530-1630.


Impact Ranking Key for PSO
Impact Level / Color Shading Impact Description
Low Impact (None) Allocations to Transportation are unlikely.
Potential Impact (Blue) Potential impact to Receipts and/or Deliveries.
High Impact (Yellow) Receipts, Deliveries and Throughput Allocations are likely.
Service Outage (Red) Allocations happening / Force Majeure.
If you have any questions or comments regarding this information, please e-mail Market Services.
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