A clean water partnership program is established as provided in sections 103F.701 to 103F.761. The agency shall administer the program in accordance with these sections. As a basis for the program, the agency and the Metropolitan Council shall conduct an assessment of waters in accordance with section 103F.721. The agency shall then provide financial and technical assistance in accordance with section 103F.725 to local units of government for projects in geographical areas that contribute to surface or ground water flows. The projects shall provide for protection and improvement of surface and ground water from nonpoint sources of water pollution.