PORTLAND, OR--(Marketwired - Oct 6, 2015) - The Board of Directors of Northwest Natural Gas Company (NYSE: NWN), dba NW Natural, has increased the quarterly dividend on the Company's common stock to 46.75 cents per share on the Company's common stock.

The dividends will be paid Nov. 13, 2015 to shareholders of record on Oct. 30, 2015. The Company's indicated annual dividend rate is $1.87 per share.

About NW Natural
NW Natural (NYSE: NWN) is headquartered in Portland, Ore., and provides natural gas service to about 707,000 residential, commercial, and industrial customers through 14,000 miles of mains and service lines in western Oregon and southwestern Washington. It is the largest independent natural gas utility in the Pacific Northwest with $2.9 billion in total assets. NW Natural and its subsidiaries currently own and operate underground gas storage facilities with designed storage capacity of approximately 31 Bcf in Oregon and California. Additional information is available at nwnatural.com.

Contact Information:

Investor Contact:
Nikki Sparley
Phone: 503-721-2530
Email: n1s@nwnatural.com