EARNINGS RELEASES

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

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

DIVIDEND RELEASES

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