Regulatory Activities

Lists currently pending regulatory filings that are under review. You may also review the company’s Integrated Resource Plan.

NW Natural's pending tariff change filings (also known as advice filings) and other current regulatory activities such as general rate cases, as well as its Integrated Resource Plan, may be viewed/printed here.

Pending tariff change filings

Links to the company's pending tariff change filings, filed with the Public Utility Commission of Oregon (OPUC) and/or Washington Utilities & Transportation Commission (WUTC), are listed below.

Oregon Tariff Changes

Washington Tariff Changes

Other active (docketed) regulatory matters

Listed below are links to the company's other active (docketed) regulatory matters, such as general rate cases.

Oregon Active Matters

Washington Active Matters

Integrated Resource Planning

Certain documents made available here are approved by the OPUC and the WUTC. Part or all of these documents are subject to change without prior notice. NW Natural does not warrant the accuracy, reliability, or timeliness of any information in this public access system, and shall not be liable for any losses caused by such reliance on the accurancy, reliability, or timeliness of such information. Portions of such information may be incorrect or not current. Any person who relies on any information obtained from this system does so at his or her own risk.