PORTLAND, Ore.--(BUSINESS WIRE)--
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 44.5 cents from 43.5 cents per share. The dividends will
be paid Nov. 15, 2011, to shareholders of record on Oct. 31, 2011.
NW Natural will have paid $1.75 per share in dividends on its common
stock in 2011, the 56th consecutive year in which the company's dividend
payments have increased. The indicated annual dividend rate is now $1.78
per share.
About NW Natural
NW Natural (NYSE:NWN) is headquartered in Portland, Ore., and provides
safe, reliable, cost-effective natural gas service to about 675,000
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. The company has approximately $2.5 billion in total
assets. The company operates and owns 16 Bcf of underground storage
capacity in Mist, Ore., and also operates the designed 20 Bcf Gill Ranch
underground storage facility in California, in which it owns a 75
percent undivided interest. Together, 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 www.nwnatural.com.

NW Natural Investor Relations
Bob Hess, 503-220-2388 or
1-800-422-4012, ext. 2388
bob.hess@nwnatural.com
Source: Northwest Natural Gas Company