QUESTAR PIPELINE 2008 NEWS RELEASES

Questar Announces Second-Quarter 2008 Earnings Teleconference and Webcast
(July 8, 2008)

Initial Open Season Indicates Strong Market Support For Rockies Alliance Pipeline
(June 23, 2008)

Questar Board Declares 254th Consecutive Dividend
(May 20, 2008)

Alliance and Questar announce open season for a natural gas pipeline from
U.S. Rockies to Ventura and Chicago gas trading hubs
(May 2, 2008)

Questar Net Income Up 23% In First Quarter 2008
Company Raises 2008 Net Income and Production Guidance
(April 28, 2008)

Questar Announces First-Quarter 2008 Earnings Teleconference and Webcast
(April 17, 2008)

Rockies Alliance Pipeline: Alliance and Questar announce plans to
build a natural gas pipeline from Wamsutter, Wyo., to the Canadian Border
(March 25, 2008)

Questar Corporation Announces Executive Promotions
(February 13, 2008)

Questar Net Income Grows 14% In 2007
Company Raises 2008 EPS Guidance and Production Estimate
(February 12, 2008)

Questar Board Declares 253rd Consecutive Dividend
(February 12, 2008)

Questar Announces Fourth-Quarter 2007 Teleconference and Webcast
(January 30, 2008)