TSP Name: Northwest Pipeline LLC TSP: 67977322
Critical: Y
Notice Stat Desc: INITIATE
Notice Type Desc: MAINTENANCE
Post D/T: 09/11/2025 12:35 PM MCT
Notice Eff D/T: 09/11/2025 12:35 PM MCT
Notice End D/T:
Reqrd Rsp Desc: No response required
Rsp D/T:
Notice ID: 25-145
Prior Notice:
Subject: Snohomish Solar Inspections & Boise DOT Part 1 Hydro Test Extension
Notice Text:
As posted in the maintenance schedule on Northwest Pipeline's
website, Northwest is performing maintenance at the following
locations:
- Snohomish CS beginning gas day September 16, 2025,
through gas day September 17, 2025.
The Snohomish CS will be limited to 929,000 Dth/d southbound
for the duration of the outage.
If primary nomination requests through the Snohomish CS
exceeds the available capacity of 929,000 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
1,194,000 Dth/d southbound. The deficiency period will continue
until the work has been completed.
Additionally, the Boise DOT Part 1 Hydro Tests beginning gas
day August 26, 2025, through September 15, 2025, and referenced
in Notice ID #25-127 has been extended and will now be completed on
gas day September 17, 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.