Northwest Pipeline LLC NOTICE #32307 Green River CS ERP Punch List Inspections - Maintenance Reminder posted on Jul 24 2025 11:52AM TSP Name: Northwest Pipeline LLC TSP: 67977322 Critical: Y Notice Stat Desc: INITIATE Notice Type Desc: MAINTENANCE Post D/T: 07/24/2025 11:49 AM MCT Notice Eff D/T: 07/24/2025 11:49 AM MCT Notice End D/T: Reqrd Rsp Desc: No response required Rsp D/T: Notice ID: 25-105 Prior Notice: Subject: Green River CS ERP Punch List Inspections - Maintenance Reminder Notice Text: As posted in the maintenance schedule on Northwest Pipeline's 
website, Northwest is performing maintenance at the following 
location:

- Green River North Constraint beginning gas day July 28, 
        2025, through gas day August 01, 2025.

The Green River North Constraint will be limited to 360,000 
Dth/d northbound and 676,000 Dth/d southbound for the duration 
of the outage.

If primary nomination requests through the Green River North 
Constraint exceeds the available capacity of 360,000 Dth/d 
northbound or 676,000 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 455,000 Dth/d northbound 
or 761,000 Dth/d southbound. The deficiency period will 
continue until the work has been completed. 

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.