EXHIBIT 24a



                             BLACK HILLS CORPORATION

                                Power of Attorney


         I, Adil M. Ameer,  do hereby  constitute and appoint Daniel P. Landguth
my Attorney-in-Fact for the purpose of signing, in my name and in my behalf as a
Director of Black Hills  Corporation,  the Form S-8  Registration  Statement  of
Black Hills Corporation and to deliver in my behalf said Registration  Statement
for  filing  with  the  Securities  and  Exchange  Commission  pursuant  to  the
Securities Exchange Act of 1933, as amended.



Executed the 27th day of January, 2000.




                                                     By:  /s/ Adil M. Ameer

                                                                     EXHIBIT 24b



                             BLACK HILLS CORPORATION

                                Power of Attorney


         I,  Bruce B.  Brundage,  do hereby  constitute  and  appoint  Daniel P.
Landguth my  Attorney-in-Fact  for the purpose of signing,  in my name and in my
behalf as a  Director  of Black  Hills  Corporation,  the Form S-8  Registration
Statement  of  Black  Hills  Corporation  and  to  deliver  in  my  behalf  said
Registration  Statement for filing with the Securities  and Exchange  Commission
pursuant to the Securities Exchange Act of 1933, as amended.



Executed the 27th day of January, 2000.





                                                    By:  /s/ Bruce B. Brundage





                                                                     EXHIBIT 24c

                             BLACK HILLS CORPORATION

                                Power of Attorney


         I, David C. Ebertz, do hereby constitute and appoint Daniel P. Landguth
my Attorney-in-Fact for the purpose of signing, in my name and in my behalf as a
Director of Black Hills  Corporation,  the Form S-8  Registration  Statement  of
Black Hills Corporation and to deliver in my behalf said Registration  Statement
for  filing  with  the  Securities  and  Exchange  Commission  pursuant  to  the
Securities Exchange Act of 1933, as amended.



Executed the 27th day of January, 2000.





                                                    By:  /s/ David C.Ebertz


                                                                    EXHIBIT 24d



                              BLACK HILLS CORPORATION

                                Power of Attorney


         I, John R. Howard,  do hereby constitute and appoint Daniel P. Landguth
my Attorney-in-Fact for the purpose of signing, in my name and in my behalf as a
Director of Black Hills  Corporation,  the Form S-8  Registration  Statement  of
Black Hills Corporation and to deliver in my behalf said Registration  Statement
for  filing  with  the  Securities  and  Exchange  Commission  pursuant  to  the
Securities Exchange Act of 1933, as amended.



Executed the 27th day of January, 2000.





                                                        By:  /s/ John R. Howard






                                                                     EXHIBIT 24e

                             BLACK HILLS CORPORATION

                                Power of Attorney


         I, Everett E. Hoyt, do hereby constitute and appoint Daniel P. Landguth
my Attorney-in-Fact for the purpose of signing, in my name and in my behalf as a
Director of Black Hills  Corporation,  the Form S-8  Registration  Statement  of
Black Hills Corporation and to deliver in my behalf said Registration  Statement
for  filing  with  the  Securities  and  Exchange  Commission  pursuant  to  the
Securities Exchange Act of 1933, as amended.



Executed the 27th day of January, 2000.





                                                    By:  /s/ Everett E. Hoyt



                                                                     EXHIBIT 24f

                             BLACK HILLS CORPORATION

                                Power of Attorney


         I, Kay S.  Jorgensen,  do  hereby  constitute  and  appoint  Daniel  P.
Landguth my  Attorney-in-Fact  for the purpose of signing,  in my name and in my
behalf as a  Director  of Black  Hills  Corporation,  the Form S-8  Registration
Statement  of  Black  Hills  Corporation  and  to  deliver  in  my  behalf  said
Registration  Statement for filing with the Securities  and Exchange  Commission
pursuant to the Securities Exchange Act of 1933, as amended.



Executed the 27th day of January, 2000.




                                              By:  /s/ Kay S. Jorgensen



                                                                     EXHIBIT 24g

                             BLACK HILLS CORPORATION

                                Power of Attorney


         I,  Thomas  J.  Zeller,  do hereby  constitute  and  appoint  Daniel P.
Landguth my  Attorney-in-Fact  for the purpose of signing,  in my name and in my
behalf as a  Director  of Black  Hills  Corporation,  the Form S-8  Registration
Statement  of  Black  Hills  Corporation  and  to  deliver  in  my  behalf  said
Registration  Statement for filing with the Securities  and Exchange  Commission
pursuant to the Securities Exchange Act of 1933, as amended.



Executed the 27th day of January, 2000.




                                                   By:  /s/ Thomas J. Zeller