Docket No:  UG 527 Docket Name:  NW NATURAL ALTERNATIVE RATE MECHANISM 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, Application for an Alternative Rate Mechanism, New Schedule 123. Filed by Zachary Kravits. Copies served to Gas Industry List. Filing Date:   Advice No: 25-25       Effective:  10/31/2026 Expiration:   Status:   Case Manager:  TED DRENNAN Phone:  503-580-6380 Email:   ted.drennan@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) General information about Tariff Filings.

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 e-mail: 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           RYAN SIGURDSON  (C)       NORTHWEST NATURAL 250 SW TAYLOR ST PORTLAND OR 97204 ryan.sigurdson@nwnatural.com OREGON CITIZENS UTILITY BOARD           ELIZABETH LESCH-ABHAYA  (C)       OREGON CITIZENS’ UTILITY BOARD 610 SW BROADWAY STE 400 PORTLAND OR 97205 lizzie@oregoncub.org         CLAIRE VALENTINE-FOSSUM  (C)       OREGON CITIZENS' UTILITY BOARD 610 SW BROADWAY STE 400 PORTLAND OR 97205 claire@oregoncub.org STAFF           STEPHANIE S ANDRUS  (C)       Oregon Department of Justice BUSINESS ACTIVITIES SECTION 1162 COURT ST NE SALEM OR 97301-4096 stephanie.andrus@doj.oregon.gov         TED DRENNAN  (C)       PUBLIC UTILITY COMMISSION OF OREGON PO BOX 1088 SALEM OR 97308-1088 ted.drennan@puc.oregon.gov