RGC RESOURCES, INC.
SECTION 16 POWER OF ATTORNEY

THE UNDERSIGNED DIRECTOR of RGC Resources, Inc.
hereby makes, constitutes and appoints Howard T.
Lyon, Paul W. Nester, or any one of them, as his
true and lawful attorney-in-fact to sign, for him
or her and in his or her name, place and stead, and
to cause to be filed with the Securities and
Exchange Commission, any form, report, or other
document and any amendment or supplement thereto,
which is required to be filed or which such
attorney-in-fact deems should be filed under Section
16 of the Securities Exchange Act of 1934, as amended,
and the regulations promulgated thereunder, as
amended, and to do all other things necessary to
accomplish the foregoing; and hereby grants to such
attorney-in-fact full power of substitution and
revocation and hereby confirmed and ratifying all
that such attorney-in-fact or his or her substitute
may do by virtue hereof.

IN WITNESS WHEREOF, I have hereunto set my hand this
 1st day of August, 2018.

/s/John. B. Williamson, III
John B. Williamson, III
Director

Sworn to and subscribed in my presence by
John B. Williamson, III
This 1st of August, 2018.
/s/Diane Light Conner, REG #225607
Diane Light Conner, Notary Public
Commonwealth of Virginia, City of Roanoke
My Commission Expires 02/28/2022