Docket No:  UG 528 Docket Name:  NW NATURAL ADVICE NO. 25-23 SCHEDULE 160 TSA COOS COUNTY Submit Public Comment * This docket is a contested case. See the Internal Operating Guidelines and OAR 860-001 Subject Company:  NORTHWEST NATURAL              See also:  ADV 1789    In the Matter of NORTHWEST NATURAL GAS COMPANY, dba NW NATURAL, Advice No. 25-23 (ADV 1789), Schedule 160, Cancellation of Changes for Coos County Pipeline. See ADV 1789 for Previous Filings. Filing Date:  12/30/2025 Advice No: 25-23       Effective:  11/1/2026 Expiration:  10/31/2026 Status:  SUSPENDED Case Manager:  WILL WHEELER Phone:   Email:   will.p.wheeler@puc.oregon.gov Law Judge:  BRENT COLEMAN Phone:     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 (Parties) SCHEDULE Public Comments C=Confidential HC=Highly Confidential Sort by Last Name      Sort by Party Name ALLIANCE OF WESTERN ENERGY CONSUMERS           ELISE N KOEPKE       CABLE HUSTON LLP ekoepke@cablehuston.com         BRADLEY MULLINS       MW ANALYTICS, ENERGY & UTILITIES LUMMINTIE 13 OULU FI-90460 brmullins@mwanalytics.com         CHAD M STOKES       CABLE HUSTON LLP 1455 SW BROADWAY STE 1500 PORTLAND OR 97201 cstokes@cablehuston.com NW NATURAL           ZACHARY KRAVITZ       NORTHWEST NATURAL 250 SW TAYLOR ST PORTLAND OR 97204 zdk@nwnatural.com         AMY SCHULTIES       NORTHWEST NATURAL 250 SW TAYLOR ST PORTLAND OR 97204 amy.schulties@nwnatural.com         ROBERT WYMAN       NORTHWEST NATURAL 250 SW TAYLOR ST PORTLAND OR 97204 robert.wyman@nwnatural.com OREGON CITIZENS UTILITY BOARD           EMILY DOUGAN       OREGON CITIZENS' UTILITY BOARD emily@oregoncub.org         ELIZABETH LESCH-ABHAYA       OREGON CITIZENS’ UTILITY BOARD 610 SW BROADWAY STE 400 PORTLAND OR 97205 lizzie@oregoncub.org         CLAIRE VALENTINE-FOSSUM       OREGON CITIZENS' UTILITY BOARD 610 SW BROADWAY STE 400 PORTLAND OR 97205 claire@oregoncub.org STAFF           STEPHANIE S ANDRUS       Oregon Department of Justice BUSINESS ACTIVITIES SECTION 1162 COURT ST NE SALEM OR 97301-4096 stephanie.andrus@doj.oregon.gov         WILL WHEELER       PUBLIC UTILITY COMMISSION OF OREGON PO BOX 1088 SALEM OR 97308-1088 will.p.wheeler@puc.oregon.gov