Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in the following Registration Statements:
1. Registration Statement (Form S-8 No. 33-15149) pertaining to the Questar Corporation Stock Option Plan for Directors,
2. Registration Statement (Post-effective Amendment No. 3 to Form S-8 No. 33-4436) pertaining to the Questar Corporation Employee Savings and Stock Purchase Plan,
3. Registration Statement (Form S-8 No. 33-40800) pertaining to the Questar Corporation Long-Term Stock Incentive Plan,
4. Registration Statement (Form S-8 No. 33-40801) pertaining to the Questar Corporation Stock Option Plan for Directors (additional shares),
5. Registration Statement (Form S-8 No. 33-48169) pertaining to the Questar Corporation Employee Stock Purchase Plan,
6. Registration Statement (Form S-8 No. 333-04951) pertaining to the Questar Corporation Stock Option Plan for Directors (additional shares),
7. Registration Statement (Form S-8 No. 333-04913) pertaining to the Questar Corporation Directors' Stock Plan,
8. | Registration Statement (Form S-8 No. 33-48168) pertaining to the Questar Corporation Dividend Reinvestment and Stock Purchase Plan, |
9. | Registration Statement (Form S-3 No. 333-09643) pertaining to the Questar Corporation Dividend Reinvestment Plan, |
10. Registration Statement (Form S-8 No. 333-67658) pertaining to the Questar Corporation Long-Term Stock Incentive Plan, and
11. Registration Statement (Form S-8 No. 333-89486) pertaining to the Questar Corporation Employee Investment Plan;
12. Registration Statement (Form S-3 No. 333-175924) pertaining to the Questar Corporation Dividend Reinvestment and Stock Purchase Plan;
of our report dated February 24, 2012, with respect to the consolidated financial statements and schedule of Questar Corporation included in this Annual Report (Form 10-K) for the year ended December 31, 2011.
/s/Ernst & Young LLP
Salt Lake City, Utah
February 24, 2012