The U.S. Army Corps of Engineers collects and maintains LiDAR data including orthophotos in coastal areas of the United States and its territories. The Corps acquires this data in the course of performing its mission of Flood Control, Navigation, Environmental Engineering, and support for the Army and others. These data were collected along the Indiana, Michigan, Ohio and Pennsylvania coasts of the Great Lakes using the CHARTS (Compact Hydrographic Airborne Rapid Total Survey) system and industry based coastal mapping and charting systems. Original contact information: Contact Org: NOAA Office for Coastal Management Phone: 843-740-1202 Email: coastal.info@noaa.gov This data set is an LAZ (compressed LAS) format file containing LIDAR point cloud data.