Atlas is Louisiana's data distribution system, hosting a variety of publicly available GIS datasets for the state, maintained by Louisiana State University. It is the long-standing access point for authoritative Louisiana geospatial data.
Coverage includes the Louisiana Statewide LiDAR elevation dataset, statewide orthophoto imagery, administrative boundaries, hydrography, and infrastructure, available as downloads and GIS services. It is the authoritative source for Louisiana GIS data.