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 SCHEDULE Public Comments Date/Time Event Description 10/31/2026 EFFECTIVE DATE/ STATUTORY DEADLINE