CONFIRMING STATEMENT




This statement confirms that the undersigned has authorized and designated
each of Brian G. Iverson, Richard W. Kinzley, Amy K. Koenig and Lorna J.
Gunderman, signing singly,
to execute and file on the undersigned's behalf all Forms 3, 4 and 5
(including any amendments thereto) that the undersigned may be required to
file with the U.S. Securities and
Exchange Commission as a result of the undersigned's ownership of or
transactions in securities of Black Hills Corporation (the "Company"). The
authority of Brian G. Iverson,
Richard W. Kinzley, Amy K. Koenig and Lorna J. Gunderman, under this
Statement shall continue until the undersigned is no longer required to
file Forms 3, 4 and 5 with regard
to the undersigned's ownership of or transactions in securities of the
Company, unless earlier revoked in writing. The undersigned acknowledges
that Brian G. Iverson, Richard W. Kinzley,
Amy K. Koenig and Lorna J. Gunderman, are not assuming, nor is the Company
assuming, any of the undersigned's responsibilities to comply with Section
16 of the
Securities Exchange Act of 1934, as amended.







Date: October 26, 2020          /s/ Erik D. Keller

				Name: Erik D. Keller