S.D. Codified Laws § 34A-2-106
The secretary shall develop and administer ongoing programs relating to comprehensive evaluation and management of groundwater quantity and quality to further the goals of §§ 34A-2-1, 34A-2-103, and 34A-2-104. The programs shall include the identification of the general location, quantity, and quality of the state's groundwater. The secretary shall periodically review and revise as necessary the groundwater protection strategy to reflect additional knowledge concerning the extent, if any, of groundwater contamination resulting from fertilizers, pesticides, petroleum products and other pollutants, nonpoint sources of groundwater pollution, any practices or sources which may contribute to contamination of groundwater from both point and nonpoint sources, measures to minimize degradation of groundwater quality by pollutants, vulnerability of specific groundwater supplies to pollution, various analytical methods for analyzing petroleum products and other pollutants, nitrate and other pollutant fate and transport mechanisms, and best available and practicable remedial and disposal methods. The secretary shall incorporate this information in public education and technology transfer activities as appropriate.
SDCL 34A-2-106