Whiting Petroleum Corporation’s (NYSE: WLL) Chairman and CEO James J. Volker will present at the IPAA Oil and Gas Investment Symposium at the Palace Hotel in San Francisco on Tuesday, September 25, 2012 at 8:55 a.m. Pacific Daylight Time. Mr. Volker will discuss the Company’s strategy, development plans and outlook. Whiting’s live presentation may be accessed on the Internet by logging onto the following link: http://investor.shareholder.com/ipaa/eventdetail.cfm?eventid=118590. The presentation materials and link to the webcast will also be available on Whiting’s website at www.whiting.com beginning September 25, 2012. You may access the presentation by clicking on the “Investor Relations” box on the menu and then on the link titled "Webcasts." About Whiting Petroleum Corporation Whiting Petroleum Corporation, a Delaware corporation, is an independent oil and gas company that explores for, develops, acquires and produces oil, natural gas and natural gas liquids primarily in the Rocky Mountain, Permian Basin, Mid-Continent, Michigan and Gulf Coast regions of the United States. The Company’s largest projects are in the Bakken and Three Forks plays in North Dakota and its Enhanced Oil Recovery fields in Oklahoma and Texas. The Company trades publicly under the symbol WLL on the New York Stock Exchange. For further information, please visit www.whiting.com.