Ga. Code § 22-3-60
Any nongovernmental entity constructing, owning, or operating any waterworks or sanitary sewerage system, or both, in this state shall have the right, power, privilege, and authority to lease, purchase, or condemn property or any interest therein, including easements, or to receive donations or grants of property or any interest therein, including easements, for the purpose of constructing and operating a waterworks, a water distribution system, a sewerage collection system, or a sewage treatment and disposal system, or any combination of such systems or facilities; provided, however, that prior to condemning property in any political subdivision, any such entity shall first obtain the consent of the governing authority of such political subdivision after the requirements of Code Section 22-1-10 have been satisfied. Consent shall be granted by resolution or ordinance.
OCGA § 22-3-60