Chehalis Outage Extended

TSP Name: Northwest Pipeline LLC TSP: 67977322

Critical: Y
Notice Stat Desc: SUPERSEDE
Notice Type Desc: MAINTENANCE
Post D/T: 06/23/2025 8:34 AM MCT
Notice Eff D/T: 06/23/2025 8:34 AM MCT
Notice End D/T:
Reqrd Rsp Desc: No response required
Rsp D/T:

Notice ID: 25-085
Prior Notice: 25-075
Subject: Chehalis Outage Extended

Notice Text:

Due to additional work identified during the ongoing repairs at 
the Chehalis compressor station, the current anticipated return 
to service date has been extended to July 18, 2025. The current 
available capacity will remain at 600,000 Dth/day southbound. 

Northwest will continue to mitigate Operational Flow Orders 
(OFO) and deficiency impacts at the Chehalis compressor station 
on an operationally available basis, as referenced in Notice ID 
25-075.

Northwest apologizes for this inconvenience and will work 
diligently to complete all the work as quickly and safely as 
possible to minimize impacts. Any changes or updates to the 
schedule will be promptly communicated via the Northwest 
Pipeline Portal.  

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


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