Miss. Code § 11-27-41
All companies or associations of persons incorporated or organized for the purpose of improving and developing the water power of rivers and streams for generating, distributing and selling electricity and electro-mechanical power for any purpose for which electricity or electro-mechanical power is now or may hereafter be used or applied, are empowered and authorized to exercise the right of eminent domain, as provided in the chapter on that subject, to condemn and take such lands as may be necessary for the establishment of their reservoirs, ponds, dams, and works, and the right-of-way through all lands between such reservoirs, ponds, dams and works and cities, towns and other points where light, heat or power may be consumed, to place and extend their electric wires and conductors, either underground or on poles overhead and to keep same in repair; provided that such wires and conductors shall be so constructed and placed as not to be dangerous to persons or property and to do as little injury as possible.
Miss. Code § 11-27-41