EX-23.(C) 5 h94728ex23-c.txt CONSENT OF ARTHUR ANDERSEN LLP EXHIBIT 23(c) [ARTHUR ANDERSEN LOGO] CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation by reference in this Registration Statement on Form S-3 of Anadarko Petroleum Corporation of our report dated March 3, 2000 included in the Annual Report on Form 10-K of Union Pacific Resources Group Inc. for the year ended December 31, 1999 and to all references to our Firm included in this registration statement. /s/ ARTHUR ANDERSEN LLP Fort Worth, Texas March 5, 2002 [ARTHUR ANDERSEN LETTERHEAD] Anadarko Petroleum Corporation 17001 Northchase Drive Houston, Texas 77060-2141 March 5, 2002 We are aware that Anadarko Petroleum Corporation has incorporated by reference in its Registration Statement on Form S-3 the Form 10-Q for Union Pacific Resources Group Inc. for the quarter ended March 31, 2000, which includes our report dated April 26, 2000, covering the unaudited interim financial information contained therein. Pursuant to Regulation C of the Securities Act of 1933, that report is not considered a part of the registration statement prepared or certified by our firm or a report prepared or certified by our firm within the meaning of Sections 7 and 11 of the Act. Very truly yours, /s/ ARTHUR ANDERSEN LLP