GIS Data Download | U.S. Geological Survey - USGS.gov
Search, Download, and Visualize 3DEP Lidar and DEM Data. Map style template to use with Topo Vector Product data. Create custom USGS topographic maps on demand using the best available data from The National Map. Maps and GIS Data are available for digital download. Staged Products.
USGS 3DEP Viewer - The National Map
This web application was developed to display USGS DEM data from the USGS 3D Elevation Program (3DEP).
What is a digital elevation model (DEM)? - USGS.gov
A Digital Elevation Model (DEM) is a representation of the bare ground (bare earth) topographic surface of the Earth excluding trees, buildings, and any other surface objects. DEMs are created from a variety of sources. USGS DEMs used to be derived primarily from topographic maps.
1 meter Digital Elevation Models (DEMs) - USGS National Map …
2024年12月20日 · USGS standard one-meter DEMs are produced exclusively from high resolution light detection and ranging (lidar) source data of one-meter or higher resolution. One-meter DEM surfaces are seamless within collection …
USGS DEM - Wikipedia
The USGS DEM standard is a geospatial file format developed by the United States Geological Survey for storing a raster-based digital elevation model. It is an open standard, and is used throughout the world.
15 minute Digital Elevation Models - USGS
Digital Elevation Model (DEM) is the terminology adopted by the USGS to describe terrain elevation data sets in a digital raster form. The standard DEM consists of a regular array of elevations cast on a designated coordinate projection system.
USGS 1 meter Digital Elevation Model - OpenTopography
USGS Standard DEMs represent the topographic surface of the earth and contain flattened water surfaces. Each DEM dataset is identified by its horizontal resolution and is produced to a consistent set of specifications. Standard DEMs are characterized either as project-based or …
The National Map - Data Delivery | U.S. Geological Survey - USGS.gov
Create custom USGS topographic maps on demand using the best available data from The National Map
OpenTopography - USGS 1 meter Digital Elevation Model
USGS standard one-meter DEMs are produced exclusively from high resolution lidar source data of one-meter or higher resolution. One-meter DEM surfaces are seamless within collection projects, but, not necessarily seamless across projects.
The National Map Viewer | U.S. Geological Survey - USGS.gov
2022年11月3日 · Use The National Map Viewer to explore base-layer GIS data, see availability of USGS topographic maps, and create your own web map.