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Northwest Pipeline LLC Notice Detail

Northwest Pipeline LLC


NOTICE # 25-051
Rangely ESD/Solar Inspections and Willard ESD - Maintenance Reminder posted on Apr 11 2025 2:17PM

TSP Name:  Northwest Pipeline LLC     TSP:  67977322

Critical:  Y
Notice Stat Desc:  INITIATE
Notice Type Desc:  MAINTENANCE
Post D/T:  04/11/2025 2:16 PM MCT
Notice Eff D/T:  04/11/2025 2:16 PM MCT
Notice End D/T:  
Reqrd Rsp Desc:  No response required
Rsp D/T:  

Notice ID:  25-051
Prior Notice:  
Subject:  Rangely ESD/Solar Inspections and Willard ESD - Maintenance Reminder

Notice Text:

As posted in the maintenance schedule on Northwest Pipeline's 
website, Northwest is performing maintenance at the Rangely CS 
beginning Gas Day April 14, 2025, through Gas Day April 17, 
2025, and Willard CS Gas Day beginning April 15, 2025, through 
April 18, 2025.

The cut point for the Rangely CS outage will be the Rangely CS 
which will be limited to 258,000 Dth/d northbound and 131,000 
Dth/d southbound for the duration of the outage. 

The cut point for the Willard CS ESD Test will be the Willard 
CS which will be limited to 380,000 Dth/d northbound and 
383,000 Dth/d southbound for the duration of the outage. 

If primary nomination requests through the Rangely CS exceeds 
the available capacity of 258,000 Dth/d northbound or 131,000 
Dth/d southbound (or whatever NWP cannot mitigate during any 
day of the maintenance), pursuant to Sections 10.2 and 10.3 of 
Rate Schedule TF-1 in Northwest's Tariff, Northwest will give 
notice of a Declared Deficiency Period based on a design 
capacity of 350,000 Dth/d northbound or 297,000 Dth/d 
southbound. The deficiency period will continue until the work 
is completed on Gas Day April 17, 2025. 

If primary nomination requests through the Willard CS exceeds 
the available capacity of 380,000 Dth/d northbound or 383,000 
Dth/d southbound (or whatever NWP cannot mitigate during any 
day of the maintenance), pursuant to Sections 10.2 and 10.3 of 
Rate Schedule TF-1 in Northwest's Tariff, Northwest will give 
notice of a Declared Deficiency Period based on a design 
capacity of 540,000 Dth/d northbound or 431,000 Dth/d 
southbound. The deficiency period will continue until the work 
is completed on Gas Day April 18, 2025. 


Please reference the Maintenance Schedule tab at 
www.northwest.williams.com for more information.


If you have any questions, please call your Commercial Services 
Representative or the hotline at 713-215-6301.