South Dakota State University
This report on rural water supplies of South Dakota presents data on the types and sources of water supply, exclusive of stream, lake and dam waters in Yankton County. The publication was prepared by the Works Projects Administration (WPA) as a report on the well survey conducted as WPA Project 665-74-3-126.
Searigh, Walter V. and Meleen, Elmer E., "Rural Water Supplies in South Dakota : Yankton County" (1940). SDSU Extension Circulars. 846.