The department shall conduct studies and investigations on the availability and quality of wastewater and the uses of reclaimed water for beneficial purposes, including, but not limited to, groundwater recharge, municipal and industrial use, irrigation use, and cooling for thermal electric powerplants.

The department shall study and investigate the technology of the reuse of reclaimed water and further the development of the technology of the reclamation of water.

The department may assist local agencies and public utilities providing water service in applying for, and in obtaining approval of, federal and state funding and permits for cost-effective water reclamation projects and shall confer and cooperate with the board during the application and approval process.