Exhibit 24.2

                                POWER OF ATTORNEY

     KNOW ALL PERSONS BY THESE PRESENTS, that each of the undersigned directors
and/or officers of MidAmerican Energy Holdings Company, an Iowa corporation (the
"Company"), and/or trustees and/or officers of CalEnergy Capital Trust,
CalEnergy Capital Trust II, CalEnergy Capital Trust III, CalEnergy Capital Trust
IV, CalEnergy Capital Trust V and/or CalEnergy Capital Trust VI, each a Delaware
business trust (collectively, with the Company, the "Registrants"), and/or
administrators of MidAmerican Energy Company Retirement Savings Plan,
MidAmerican Energy Company 401(k) Plan for Bargaining Employees, MidAmerican
Energy Company 1995 Long Term Incentive Plan, Amended and Restated 1986 Stock
Option Plan, 401(k) Plan, Executive Option Agreement, 1994 Employee Stock
Purchase Plan, Restricted Stock Grant for David L. Sokol, 1996 Stock Option
Plan, Non-Employee Director Stock Option Election Plan, Nonqualified Employee
Stock Options and/or Money Purchase Pension Plan, each a plan of the Company,
constitutes and appoints Steven A. McArthur his true and lawful attorney-in-fact
and agent, with full power of substitution and resubstitution, for him and in
his name, place and stead, in any and all capacities, to sign any and all
amendments (including post-effective amendments) to the Registration Statements
of the Registrants (Reg. Nos. 333-74691, 33-26296, 33-38431, 33-41152, 33-44934,
33-52147, 33-64897, 333-30395, 333-62697, 333-08315, 333-30537 and 333-45615),
and to file the same, with all exhibits thereto, and other documents in
connection therewith, with the Securities and Exchange Commission, and any
documents relating to the qualification or registration under state Blue Sky or
securities laws of such states, granting unto said attorney-in-fact and agent,
full power and authority to do and perform each and every act and thing
requisite and necessary to be done in connection therewith, as fully to all
intents and purposes as he might or could do in person, hereby ratifying and
confirming all that said attorney-in-fact and agent, or his substitute, may
lawfully do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, the undersigned has hereunto set his hand this 18th day
of April 2000.

/s/ David L. Sokol                      /s/ Patrick J. Goodman
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David L. Sokol                          Patrick J. Goodman

/s/ Gregory E. Abel                     /s/ Warren E. Buffett
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Gregory E. Abel                         Warren E. Buffett

/s/ Douglas L. Anderson                 /s/ Marc D. Hamburg
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Douglas L. Anderson                     Marc D. Hamburg

/s/ Edgar D. Aronson                    /s/ Richard R. Jaros
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Edgar D. Aronson                        Richard R. Jaros

/s/ John K. Boyer                       /s/ David Scott
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John K. Boyer                           David Scott

/s/ Stanley J. Bright                   /s/ Walter Scott, Jr.
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Stanley J. Bright                       Walter Scott, Jr.