Docket No:  UM 2312 Docket Name:  NW NATURAL UPDATED DEPRECIATION STUDY Submit Public Comment * This docket is a contested case. See the Internal Operating Guidelines and OAR 860-001 Subject Company:  NORTHWEST NATURAL     In the Matter of NORTHWEST NATURAL GAS COMPANY, dba NW NATURAL, Updated Depreciation Study. Filed by Kyle Walker. Copies served to Gas Industry List. Filing Date:  1/2/2024       Case Manager:  MING PENG Phone:  503-508-3040 Email:   ming.peng@puc.oregon.gov Law Judge:  SARAH SPRUCE Phone:  (971) 388-6275   Email Service List (semi-colon delimited)      Email Service List (comma delimited)   If you experience problems with the above 'Email Service List' links, please try one of these: Service List Popup (semi-colon delimited)     Service List Popup (comma delimited)

ACTIONS SERVICE LIST SCHEDULE Public Comments Date/Time Event Description 9/27/2024 FINAL ORDER DUE DATE Target Commission Decision 9/5/2024 3:00:00 PM BRIEF DUE Reply Briefs due. 8/20/2024 3:00:00 PM BRIEF DUE Opening Briefs due. 7/25/2024 HEARING Hearing (remote)--Specifics TBD. 7/18/2024 3:00:00 PM TESTIMONY/EXHIBITS DUE All Party Reply Testimony due. 6/27/2024 SETTLEMENT CONFERENCE Settlement Conference. 6/21/2024 3:00:00 PM TESTIMONY/EXHIBITS DUE All Party Testimony due. 6/5/2024 9:00:00 AM SETTLEMENT CONFERENCE Settlement Conference 5/29/2024 MISCELLANEOUS Staff and Intervenor Settlement Proposals Issued. 3/7/2024 9:00:00 AM STAFF WORKSHOP Workshop. 2/28/2024 3:00:00 PM PETITION TO INTERVENE DUE Deadline to File Petition to Intervene. 2/23/2024 3:00:00 PM COMMENTS/RESPONSES DUE Parties' proposed schedule or request for a prehearing conference due