2011K_Ex

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 333-179123) and S-8 (No. 333-167945, No. 333-137836, No. 333-118222 and No. 333-118215) of Petroleum Development Corporation of our report dated March 1, 2012 relating to the financial statements, financial statement schedule and the effectiveness of internal control over financial reporting, which appears in this Form 10-K.