EXHIBIT 24

                              POWER OF ATTORNEY

      KNOW ALL MEN BY THESE PRESENTS that the undersigned Officer and/or
Director of ANADARKO PETROLEUM CORPORATION (the "Company"), a Delaware
corporation, does hereby constitute and appoint MICHAEL E. ROSE, JAMES R.
LARSON, and SUZANNE SUTER, and each of them, his true and lawful attorney and
agent to do any and all acts and things and execute any and all instruments
which, with the advice of Counsel, said attorney and agent may deem necessary or
advisable to enable the Company to comply with the Securities Act of 1934, as
amended, and any rules, regulations and requirements of the Securities and
Exchange Commission in connection with the filing under said Act of the Form
10-K Annual Report, including specifically, but without limitation thereof, to
sign his name as an Officer and/or Director of the Company to the Form 10-K
Annual Report filed with the Securities and Exchange Commission, and to any
instrument or document filed as a part of, or in connection with, said Form 10-K
Annual Report or amendment thereto; and the undersigned does hereby ratify and
confirm all that said attorney and agent shall do or cause to be done by virtue
thereof.

      IN WITNESS WHEREOF, the undersigned have subscribed these presents this
31st day of January, 2002.



<Table>
                                         
     [ROBERT J. ALLISON, JR.]                        [CONRAD P. ALBERT]
- ------------------------------------        -------------------------------------
      Robert J. Allison, Jr.                          Conrad P. Albert


          [LARRY BARCUS]                               [RONALD BROWN]
- ------------------------------------        -------------------------------------
           Larry Barcus                                 Ronald Brown


         [JAMES L. BRYAN]                          [JOHN R. BUTLER, JR.]
- ------------------------------------        -------------------------------------
          James L. Bryan                            John R. Butler, Jr.


      [PRESTON M. GEREN III]                          [JOHN R. GORDON]
- ------------------------------------        -------------------------------------
       Preston M. Geren III                            John R. Gordon


       [GEORGE LINDAHL III]                        [JOHN W. PODUSKA, SR.]
- ------------------------------------        -------------------------------------
        George Lindahl III                          John W. Poduska, Sr.


        [JEFF D. SANDEFER]                            [JOHN N. SEITZ]
- ------------------------------------        -------------------------------------
         Jeff D. Sandefer                              John N. Seitz


         [MICHAEL E. ROSE]                           [JAMES R. LARSON]
- ------------------------------------        -------------------------------------
          Michael E. Rose                             James R. Larson
</Table>