2021 South Dakota State Senate (State Legislative Districts Upper [SLDU]) Districts Plan The Legislature approved this plan. ##Redistricting Data Hub (RDH) Retrieval Date 12/09/2021 ##Sources This dataset was retrieved via personal communication with the Office of the Secretary of State (Suzanne.Wetz@state.sd.us) ##Processing The RDH retrieved the from the source listed, and created a SENATE field from the numeric part of the DISTRICT field (removing the "A" or "B"). The data was dissolved based on the SENATE field to create this shapefile. The only instance where Senate districts differ from House districts are 26A and 26B are combined to make Senate District 26 and 28Aand 28B to make Senate District 28. ##Additional Notes Enclosed in this zip file the shapefile for South Dakota's State Senate Districts ("sd_sldu_adopted_2021.shp"). To keep track of a state's adopted maps, go to All About Redistricting https://redistricting.lls.edu/ For any additional questions, please email info@redistrictingdatahub.org