POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Keith R. McKennon Keith R. McKennon POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Kathryn R. Braun Kathryn R. Braun POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Frederick W. Buckman Frederick W. Buckman POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ C. Todd Conover C. Todd Conover POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Nolan E. Karras Nolan E. Karras POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 14th, 1998. /s/ Robert G. Miller Robert G. Miller POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Verl R. Topham Verl R. Topham POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Don M. Wheeler Don M. Wheeler POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Nancy Wilgenbusch Nancy Wilgenbusch POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Peter I. Wold Peter I. Wold POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ Richard T. O'Brien Richard T. O'Brien POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 11th, 1998. /s/ W. Charles Armstrong W. Charles Armstrong POWER OF ATTORNEY KNOW ALL MEN BY THESE PRESENTS that the undersigned constitutes and appoints Kathryn A. Braun, Nolan E. Karras, Alan K. Simpson, Don M. Wheeler, and Nancy Wilgenbusch, and each of them, his or her true and lawful attorneys and agents, with full power of substitution and resubstitution for him or her and in his or her name, place and stead, in any and all capacities, to sign the Annual Report of PacifiCorp on Form 10-K for the year ended December 31, 1997 and any and all amendments thereto, and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys and agents, and each of them, full power and authority to do any and all acts and things necessary or advisable to be done, as fully and to all intents and purposes as he or she might or could do in person, hereby ratifying and confirming all that said attorneys and agents or any of them, or their or his or her substitute or substitutes, may lawfully do or cause to be done by virtue hereof. Dated: February 17th, 1998. /s/ Alan K. Simpson Alan K. Simpson