You can get USGS lidar point clouds: https://www.usgs.gov/news/usgs-3dep-lidar-point-cloud-now-available-amazon-public-dataset https://www.usgs.gov/news/usgs-3d

You can get USGS lidar point clouds: https://www.usgs.gov/news/usgs-3dep-lidar-point-cloud-now-available-amazon-public-dataset https://www.usgs.gov/news/usgs-3dep-lidar-point-cloud-now-av... A commenter above you posted a link to a NOAA data site. I believe that site is a resource for GIS shapefiles: https://coast.noaa.gov/inventory/ https://coast.noaa.gov/inventory/