Questar Announces NYC Analysts Presentation Webcast

Questar Corp. (NYSE:STR) will host a webcast of its upcoming New York
City analysts presentation beginning at 12:15 p.m. ET (10:15 a.m. MT) on
Thursday, Nov. 3, 2011. Questar management will discuss the
corporation′s financial outlook for the remainder of 2011 and for 2012.

Interested persons may listen to the webcast online at the Questar
website, www.questar.com,
by clicking on Investors>News, Events & Presentations>Calendar and
selecting Analysts Meeting-NYC. A replay of the webcast will be
available on the website until Dec. 3, 2012.

Questar Corporation is a Rockies-based integrated natural gas company
with an enterprise value of about $4.5 billion. Its subsidiaries include:

• 
  Wexpro Company?which develops and produces natural gas on behalf of
  Questar Gas Company′s utility customers;
  
• 
  Questar Pipeline Company?which operates interstate natural gas
  pipelines and storage facilities in the western United States;
  
• 
  Questar Gas Company?a regulated natural gas distribution utility
  serving more than 900,000 homes and businesses in Utah, Wyoming and
  Idaho.
  

Questar Corp.

Tony Ivins, 801-324-5218

Media:

Chad Jones,
801-324-5495