Docket No:  ADV 1215 Docket Name:  NW NATURAL ADVICE NO. 20-19 SCHEDULE 198 SEE UG 435 Submit Public Comment Subject Company:  NORTHWEST NATURAL              See also:  UG 411   UG 435 NW Natural's OPUC Advice 20-19, Schedule 198 Renewable Natural Gas Recovery Mechanism. The purpose of this filing is to add Schedule 198, Renewable Natural Gas Recovery Mechanism, to NW Natural’s tariff. Filing Date:  12/4/2020 Advice No: 20-19-E    Public Mtg: 6/29/2021    Effective:  11/1/2022 Expiration:   Status:  PENDING Case Manager:  BRIAN FJELDHEIM Phone:  971-375-5084 Email:   brian.m.fjeldheim@puc.oregon.gov 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 11/1/2022 EFFECTIVE DATE/ STATUTORY DEADLINE 4/1/2022 EFFECTIVE DATE/ STATUTORY DEADLINE 12/29/2021 EFFECTIVE DATE/ STATUTORY DEADLINE 9/1/2021 EFFECTIVE DATE/ STATUTORY DEADLINE 7/1/2021 EFFECTIVE DATE/ STATUTORY DEADLINE 5/19/2021 EFFECTIVE DATE/ STATUTORY DEADLINE 3/30/2021 EFFECTIVE DATE/ STATUTORY DEADLINE