What is a Digital Terrain Model (DTM)? What is a Digital Surface Model (DSM)?

As part of New Jersey's statewide GIS coordination program, LiDAR data collections and derived elevation products are available for download. LiDAR and Digital Elevation Models (30M, 10M and 1M Tiles) · NRCS Geospatial Data Gateway · USGS National Map (DEM and LiDAR) · USGS 3DEP · USGS AWS cloud- as a ... 2006 Five Meter Resolution Digital Elevation Model Footprint (polygon) Downloadable Data! Add to cart Hillshade_5M_2006 2006 Five Meter Resolution Hillshade ... Use the Lidar Finder to search lidar-derived elevation data by map, or select from all acquisitions in the data catalog table below. Lidar Finder. Vermont ... Elevation measurements are referenced horizontally to Massachusetts State Plane NAD83 meters and vertically to NAVD88. These data capture more detail, and are ... Statewide elevation contour lines (5-ft intervals) derived from a digital elevation model originally produced as part of the 2011 Northeast Lidar Project. Type ... Aug 24, 2023 ... Elevation data provides information about the height, or altitude, of points on the surface of the Earth relative to a specific vertical datum, ... Elevation data is a digital representation of the Earth's terrain. Data can be represented as points (x,y,z) or in a gridded format (raster). The elevation data index · Auto-Correlated DEMs · Lidar elevation data · USGS 3DEP elevation products · Utah Contours 500 Foot · Utah Contours Generalized 200 ... For devices without a barometric altimeter, GPS data provides a basis for elevation. Determining accurate elevation data is complex. So that derived elevation ...