HEI Exhibit 99.1
 
                [Hawaiian Electric Industries, Inc. Letterhead]
                                 Schedule "D"


                                                                     May 7, 1999



Ms. Carolyn Redden
Fidelity Investments Institutional
 Operations Company, Inc.
300 Puritan Way -- MM3H
Marlborough, Massachusetts 01752-3078

Re:  Hawaiian Electric Industries Retirement Savings Plan

Dear Ms. Redden:

     This letter is sent to you in accordance with Section 7 (b) of the Trust
Agreement dated as of November 28, 1988 and amended December 22, 1989, January
1, 1994, March 15, 1994, February 1, 1996, April 1, 1996, April 1, 1997, June
13, 1997, February 27, 1998, May 4, 1998 and August 1, 1998 between Hawaiian
Electric Industries, Inc. and Fidelity Management Trust Company.

     We hereby designate Brenda J. K. Lee and Julie C. Haraga as additional
individuals who may provide directions upon which Fidelity Management Trust
Company shall be fully protected in relying.  The signatures of these
individuals are set forth on Attachment 1, and are certified to be such.  You
may rely upon the designation and certification set forth in this letter until
we deliver to you written notice of the termination of authority of the
designated individuals.

     In addition, we hereby authorize the removal of Natalie M. H. Taniguchi.

                                   Very truly yours,

                                   HAWAIIAN ELECTRIC INDUSTRIES, INC.
                                   PENSION INVESTMENT COMMITTEE

                                       
                                   By  /s/ Peter C. Lewis
                                       _______________________________ 
                                       Peter C. Lewis
                                       Member


                                   By  /s/ Constance H. Lau
                                       _______________________________ 
                                       Constance H. Lau
                                       Secretary and Member


Attachment

 
                                  ATTACHMENT 1

                      Signature of Designated Individuals



/s/ Brenda J. K. Lee
_________________________________________
Brenda J. K. Lee
Director, Corporate Finance & Investments
Hawaiian Electric Industries, Inc.



/s/ Julie C. Haraga
_________________________________________
Julie C. Haraga
Corporate Finance & Investments Administrator
Hawaiian Electric Industries, Inc.