INDEPENDENT AUDITORS’ CONSENT
We consent to the incorporation by reference in this Registration Statement on form S-8 of Whiting Petroleum Corporation (formerly Whiting Petroleum Holdings, Inc.) of our report dated October 13, 2003 related to the balance sheet of Whiting Petroleum Corporation and our report dated March 31, 2003 related to the consolidated financial statements of Whiting Oil and Gas Corporation (formerly Whiting Petroleum Corporation) (which report expresses an unqualified opinion and includes an explanatory paragraph referring to a change in Whiting Oil and Gas Corporation’s method of accounting for derivative contracts effective July 1, 2000) appearing in the Whiting Petroleum Corporation’s Registration Statement No. 333-107341 on Form S-1, as amended.
/s/ DELOITTE & TOUCHE LLP
Denver, Colorado
December 9, 2003
