Northwest Pipeline LLC NOTICE #30856 Update - Measurement and Gas Quality Delays posted on Oct 17 2022 10:17AM TSP Name: Northwest Pipeline LLC TSP: 67977322 Critical: N Notice Stat Desc: SUPERSEDE Notice Type Desc: OTHER Post D/T: 10/17/2022 10:17 AM MCT Notice Eff D/T: 10/17/2022 10:17 AM MCT Notice End D/T: Reqrd Rsp Desc: No response required Rsp D/T: Notice ID: 22-167 Prior Notice: 22-160 Subject: Update - Measurement and Gas Quality Delays Notice Text: As indicated in All Shippers Notice #22-160, the SCADA system 
upgrade that was scheduled to begin last week was delayed to 
this week. During these periods of upgrade, all of Williams’ 
measurement information will be temporarily unavailable for 
approximately six to seven hours.  This will delay the 
availability of hourly measurements in Passage and gas quality 
information on the Informational Postings Page.

Each outage will begin at 3:00 pm C.S.T. on the following days:
Tuesday, October 18, 2022 
Wednesday, October 19, 2022 
Tuesday, October 25, 2022 
Wednesday, October 26, 2022 

We apologize for any inconvenience this may cause you. If you 
have any questions or need assistance, please contact your 
Commercial Services Representative or the hotline at 713-215-
6301.