Questar Net Income Up 45% In Third Quarter 2006; Company Raises 2006 Earnings Guidance,
Provides Initial 2007 Outlook
(Oct. 26, 2006)

Questar Gas Asks PSC To Cut Rates By 10.5 Percent; Request Is Fourth Straight This Year
(Oct. 5, 2006)

Questar Gas Asks Wyoming Public Service Commission To Cut Natural Gas Rates By 10 Percent
(Oct. 2, 2006)

Questar Net Income Up 49% In Second-Quarter 2006; Company Updates Estimates of Probable, Possible Reserves
(July 26, 2006)

Questar Gas Settlement Reduces Rates; Proposals To Stabilize Revenue To Move Forward
(May 26, 2006)

Questar Gas Seeks Rate Reduction
(May 19, 2006)

Questar Net Income Grows 44% In First-Quarter 2006; Company Raises 2006 EPS and Production Guidance
(April 26, 2006)

Questar Gas Requests a $38.7 Million Rate Decrease
(March 28, 2006)

Questar Net Income Grows 42% In 2005; Company Adjusts 2006 Earnings Guidance To Reflect Lower Price Expectations
(Feb. 14, 2006)

Questar Gas Seeks Rate Reduction
(Feb. 6, 2006)

Questar Gas Asks Utah Public Service Commission To Cut Its Natural Gas Rates By $93 Million
(Jan. 27, 2006)

Questar Gas Requests Rate Decrease
(Jan. 24, 2006)

PSC Approves Settlement Allowing Questar Gas to Recover Future Processing Costs
(Jan. 6, 2006)