There is hereby created and established a public body corporate and politic constituting a political subdivision of the State of Mississippi to be known as the "Pearl River County Utility Authority." The authority is composed of the geographic area of Pearl River County as defined in Section 19-1-109, Mississippi Code of 1972, for the planning, acquisition, construction, maintenance, operation and coordination of water, wastewater and storm water systems in order to ensure the delivery of water, wastewater and storm water services to citizens residing within the boundaries of Pearl River County. The Pearl River County Utility Authority shall be deemed to be acting in all respects for the benefit of the people of the state in the performance of essential public functions, and the Pearl River County Utility Authority shall be empowered in accordance with the provisions of this act to promote the health, welfare and prosperity of the general public.