QUESTAR CORPORATION (a Utah corporation) 2.75% Notes due 2016 UNDERWRITING AGREEMENTUnderwriting Agreement • December 9th, 2010 • Questar Corp • Crude petroleum & natural gas • New York
Questar Corporation, a Utah corporation (the “Company”), confirms its agreement with Barclays Capital Inc. and J.P. Morgan Securities LLC and each of the other Underwriters named in Schedule A hereto (collectively, the “Underwriters,” which term shall also include any underwriter substituted as hereinafter provided in Section 10 hereof), for whom Barclays Capital Inc. and J.P. Morgan Securities LLC are acting as representatives (in such capacity, the “Representatives”), with respect to the issue and sale by the Company and the purchase by the Underwriters, acting severally and not jointly, of the respective principal amounts set forth in Schedule A of $250,000,000 aggregate principal amount of the Company’s 2.75% Notes due 2016 (the “Securities”). The Securities are to be issued pursuant to an indenture dated as of December 14, 2010 (the “Indenture”) between the Company and Wells Fargo Bank, National Association, as trustee (the “Trustee”). The term “Indenture,” as used herein, include
