This data represents LiDAR-derived tiled Digital Elevation Model (DEM) for 5 counties that are a part of the Southeastern Wisconsin Regional Planning Commission (SEWRPC): Milwaukee, Ozaukee, Walworth, Washington, and Waukesha counties, Wisconsin in 2015. A DEM represents the bare-Earth surface, removing all natural and built features. This dataset contains individual files available for download consisting of smaller tiled geographic areas over the extent of the 5 county area.