Northwest Natural Gas Company (NYSE:NWN), dba NW Natural, announced today that it will issue its third quarter earnings release and hold its quarterly conference call on Friday, Nov. 5, 2010, for the period ending Sept. 30, 2010.

NW Natural will conduct a conference call and webcast starting at 8 a.m. Pacific Time (11 a.m. Eastern Time) on November 5th, to review the company's 2010 third quarter and year-to-date financial and operating results.

To hear the conference call live, please dial 1-877-317-6789 within the United States, and 1-412-317-6789 from international locations. From Canada, please dial 1-866-605-3852. The pass code is 445077#.

To access the replay recording, please call 1-877-344-7529 and enter the conference identification pass code (445077#). To hear the replay from all international locations, please dial 1-412-317-0088.

To hear the conference by webcast, log on to NW Natural's corporate website at or

About NW Natural

NW Natural is headquartered in Portland, Ore., and serves approximately 670,000 residential and business customers in Oregon and southwest Washington. It is the largest independent natural gas utility in the Pacific Northwest. The company has approximately $2.4 billion in total assets, which includes interest in approximately 31 billion cubic feet of underground gas storage capacity within its service territory at Mist, Ore., and at the Gill Ranch Storage facility near Fresno, Calif. In addition, the company has plans to develop a natural gas pipeline in Oregon.

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