Citation

Sally L. Letsinger (data compiler). Anne Hereford (data compiler). United States Geological Survey (USGS) (data author). Indiana Geological Survey (IGS) (data compiler). Center for Geospatial Data Analysis (CGDA) (data compiler). (2008-09-02). Bedrock Aquifer Systems: Indiana, 2008. [Shapefile]. Retrieved from https://earthworks.stanford.edu/catalog/3b948906-14ce-4944-9f37-a17b5b9de0e4