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Northwest Pipeline LLC Notice Detail

Northwest Pipeline LLC

NOTICE # 21-140
Update - Sumas Compressor Maintenance posted on Sep 17 2021 12:40PM

TSP Name:  Northwest Pipeline LLC     TSP:  67977322

Critical:  Y
Notice Stat Desc:  SUPERSEDE
Notice Type Desc:  MAINTENANCE
Post D/T:  09/17/2021 12:39 PM MCT
Notice Eff D/T:  09/17/2021 12:39 PM MCT
Notice End D/T:  
Reqrd Rsp Desc:  No response required
Rsp D/T:  

Notice ID:  21-140
Prior Notice:  21-126
Subject:  Update - Sumas Compressor Maintenance

Notice Text:

As posted on the maintenance schedule and communicated in our

annual maintenance call, Northwest will be replacing the boiler

at Sumas Compressor Station “C” Plant. Volumes will be impacted

from Tuesday October 12 through gas day Monday October 18,



As a reminder, during this maintenance, Northwest will not be

able to schedule nominations that net greater than 882,000

Dth/d southbound at the Sumas Compressor Station. If

nominations exceed the operationally available capacity,

Northwest will declare a Deficiency Period based on the Sumas

Compressor design of 1,297,000 Dth/d southbound. Northwest will

continue to mitigate nominations to the best extent possible.


If you have any questions, please contact your Commercial

Services Representative or the hotline at (713) 215-6301.