Northwest Pipeline LLC NOTICE #28569 Northwest Passage Confirmation posted on Oct 4 2018 11:37PM TSP Name: Northwest Pipeline LLC TSP: 67977322 Critical: Y Notice Stat Desc: INITIATE Notice Type Desc: SCHEDULING ALERT Post D/T: 10/04/2018 11:37 PM MCT Notice Eff D/T: 10/04/2018 11:37 PM MCT Notice End D/T: Reqrd Rsp Desc: No response required Rsp D/T: Notice ID: 18-097 Prior Notice: Subject: Northwest Passage Confirmation Notice Text: Northwest Pipeline is experiencing a problem that is preventing it from processing confirmations for Gas Day 4 NAESB ID3 process. Northwest's IT Department is working to resolve the problem. Northwest will work to reconcile scheduled quantities using the NAESB lesser of rule between ID2 process for Gas Day 4 and the final schedule quantities. Northwest is aware of the impact that this problem has on its customers and interconnecting pipelines. We greatly appreciate everyone's cooperation while we resolve the issue. If you have any questions regarding these procedures, please contact your Marketing Services Representative. JR/TH