Resource provided by WisconsinView. This data represents a 1-m LiDAR-derived DEM in WTM coordinates (EPSG 3701) 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.