Exhibit 24 February 26, 1999 TO: Nathan E. Langston Laurence M. Hamric Re: Power of Attorney; 1998 Form 10-K Entergy Corporation, referred to herein as the Company, will file with the Securities and Exchange Commission its Annual Report on Form 10-K for the year ended December 31, 1998 pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934. The Company and the undersigned persons, in their respective capacities as directors and/or officers of the Company, as specified in Attachment I, do each hereby make, constitute and appoint Nathan Langston and Laurence M. Hamric, and each of them, their true and lawful Attorneys (with full power of substitution) for each of the undersigned and in his or her name, place and stead to sign and cause to be filed with the Securities and Exchange Commission the aforementioned Annual Report on Form 10-K and any amendments thereto. Yours very truly, ENTERGY CORPORATION By:/s/ Wayne Leonard Wayne Leonard Chief Executive Officer and Director /s/ W. Frank Blount, Jr. /s/ John A. Cooper, Jr. W. Frank Blount, Jr. John A. Cooper, Jr. Director Director /s/ George W. Davis /s/ Norman C. Francis George W. Davis Norman C. Francis Director Director /s/ Robert v.d. Luft /s/ Wayne Leonard Robert v.d. Luft Wayne Leonard Chairman of the Board Chief Executive Officer Director Director /s/ Kinnaird R. McKee /s/ Paul W. Murrill Kinnaird R. McKee Paul W. Murrill Director Director /s/ James R. Nichols /s/ Eugene H. Owen James R. Nichols Eugene H. Owen Director Director /s/ John N. Palmer, Jr. /s/ Robert D. Pugh John N. Palmer, Jr. Robert D. Pugh Director Director /s/ Bismark A. Steinhagen /s/ Wm. Clifford Smith Bismark A. Steinhagen Wm. Clifford Smith Director Director /s/ C. John Wilder C. John Wilder Executive Vice President and Chief Financial Officer ATTACHMENT I Entergy Corporation Chief Executive Officer and Director - Wayne Leonard (principal executive officer) Vice President and Chief Financial Officer - C. John Wilder (principal financial officer) Directors - W. Frank Blount, John A. Cooper, Jr., George W. Davis, Norman C. Francis, Robert v.d. Luft, Kinnaird R. McKee, Wayne Leonard, Paul W. Murrill, James R. Nichols, Eugene H. Owen, John N. Palmer, Sr., Robert D. Pugh, Wm. Clifford Smith, Bismark A. Steinhagen. February 26, 1999 TO: Nathan E. Langston Laurence M. Hamric Re: Power of Attorney; 1998 Form 10-K Entergy Arkansas, Inc., Entergy Gulf States, Inc., Entergy Louisiana, Inc., Entergy Mississippi, Entergy New Orleans and System Energy Resources, Inc. (collectively referred to herein as the Companies) will each file with the Securities and Exchange Commission its Annual Report on Form 10-K for the year ended December 31, 1998 pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934. The Companies and the undersigned person, in their respective capacities as directors and/or officers of the Companies, as specified in Attachment I, do each hereby make, constitute and appoint Nathan Langston and Laurence M. Hamric, and each of them, their true and lawful Attorneys (with full power of substitution) for each of the undersigned and in his or her name, place and stead to sign and cause to be filed with the Securities and Exchange Commission the aforementioned Annual Report on Form 10-K and any amendments thereto. Yours very truly, ENTERGY ARKANSAS, INC. (hereinafter "EAI") ENTERGY GULF STATES, INC. (hereinafter "EGSI") ENTERGY LOUISIANA, INC. (hereinafter "ELI") ENTERGY MISSISSIPPI, INC. (hereinafter "EMI") ENTERGY NEW ORLEANS, INC. (hereinafter "ENOI") SYSTEM ENERGY RESOURCES, INC. (hereinafter "SERI") By: /s/ Wayne Leonard Wayne Leonard Chairman of the Board and Director of EAI, EGSI, ELI, EMI, ENOI and SERI /s/ Joseph F. Domino /s/ Jerry W. Yelverton Joseph F. Domino Jerry W. Yelverton Director of EGSI Director, President and Chief Executive Officer of SERI /s/ Frank F. Gallaher /s/ Donald C. Hintz Frank F. Gallaher Donald C. Hintz Director of EAI, EGSI, Director of EAI, EGSI, ELI and EMI ELI, EMI, ENOI and SERI /s/ Jerry D. Jackson /s/ R. Drake Keith Jerry D. Jackson R. Drake Keith Director of EAI, EGSI, Director, President and ELI, EMI, and ENOI and Chief Executive Officer President and Chief of EAI Executive Officer of ELI and President and Chief Executive Officer - - Louisiana of EGSI /s/ Jerry L. Maulden /s/ Daniel F. Packer Jerry L. Maulden Daniel F. Packer Director of EAI, EGSI, Director, President and ELI and EMI Chief Executive Officer of ENOI /s/ Donald E. Meiners /s/ C. John Wilder Donald E. Meiners C. John Wilder Director, President and Executive Vice President Chief Executive Officer and Chief Financial of EMI Officer of EAI, EGSI, ELI, EMI, ENOI and SERI ATTACHMENT I Entergy Arkansas, Inc. Chairman of the Board - Wayne Leonard; President and Chief Executive Officer - R. Drake Keith (principal executive officer); Executive Vice President and Chief Financial Officer - C. John Wilder (principal financial officer). Directors -Frank F. Gallaher, Donald C. Hintz, Jerry D. Jackson, R. Drake Keith, Wayne Leonard, Jerry L. Maulden. Entergy Gulf States, Inc. Chairman of the Board - Wayne Leonard; President and Chief Executive Officer - Louisiana - Jerry D. Jackson (principal executive officer); Executive Vice President and Chief Financial Officer - C. John Wilder (principal financial officer). Directors -Joseph E. Domino, Frank F. Gallaher, Donald C. Hintz, Jerry D. Jackson, Wayne Leonard , Jerry L. Maulden. Entergy Louisiana, Inc. Chairman of the Board - Wayne Leonard; President and Chief Executive Officer - Jerry D. Jackson (principal executive officer); Executive Vice President and Chief Financial Officer - C. John Wilder (principal financial officer). Directors - Frank F. Gallaher, Donald C. Hintz, Jerry D. Jackson, Wayne Leonard, Jerry L. Maulden. Entergy Mississippi, Inc. Chairman of the Board - Wayne Leonard; President and Chief Executive Officer - Donald E. Meiners (principal executive officer); Executive Vice President and Chief Financial Officer - C. John Wilder (principal financial officer). Directors -Frank F. Gallaher, Donald C. Hintz, Jerry D. Jackson, Wayne Leonard, Jerry L. Maulden, Donald E. Meiners. ATTACHMENT I (Continued) Entergy New Orleans, Inc. Chairman of the Board - Wayne Leonard; President and Chief Executive Officer - Daniel F. Packer (principal executive officer); Executive Vice President and Chief Financial Officer - C. John Wilder (principal financial officer). Directors - Jerry D. Jackson, Donald C. Hintz, Wayne Leonard, Daniel F. Packer. System Energy Resources, Inc. Chairman of the Board - Wayne Leonard; President and Chief Executive Officer - Jerry W. Yelverton (principal executive officer); Executive Vice President and Chief Financial Officer - C. John Wilder (principal financial officer). Directors - Donald C. Hintz, Wayne Leonard, C. John Wilder, Jerry W. Yelverton