If it receives a proposed drainage plan drafted by the drainage commission or if it prepares its own plan because no commission exists, which plan includes proposed official controls, the board of county commissioners shall direct the county auditor to publish, at least once a week for at least two successive weeks in a newspaper of general circulation in the area affected, a notice of hearing, the time and place when the hearing will be held, and a statement that all interested persons may appear and be heard.
SDCL 46A-10A-22