S.D. Codified Laws § 46-7-12
Current with legislation signed by the governor on or before 3/6/2024
No person, for any purposes other than those contemplated by this title, may willfully damage, destroy, or otherwise interfere with any works for the application of water to beneficial use, for the apportionment or measurement of water or for any hydrographic study, nor may any person interfere with any person engaged in the discharge of any duties connected therewith.
SDCL 46-7-12