Northwest Pipeline LLC NOTICE #28886 Jackson Prairie Update posted on Mar 7 2019 4:49PM TSP Name: Northwest Pipeline LLC TSP: 67977322 Critical: Y Notice Stat Desc: INITIATE Notice Type Desc: OTHER Post D/T: 03/07/2019 4:49 PM MCT Notice Eff D/T: 03/07/2019 4:49 PM MCT Notice End D/T: Reqrd Rsp Desc: No response required Rsp D/T: Notice ID: 19-055 Prior Notice: Subject: Jackson Prairie Update Notice Text: Puget Sound Energy, operator of the Jackson Prairie (JP) storage Facility has notified Northwest that the work at JP has been completed. Northwest expects the deliverability at JP to return to the normal contract curve based on respective contract inventory levels. Please contact your Marketing Services Representative or the Northwest Pipeline Hotline at (801) 584-7301 if you have any questions. GV/MR