Global multiresolution terrain elevation data 2010. But heres a usgs earth explorer download guide to help you get started. For quick access to data, apps and services, please select from the tabbed menu below. Digital elevation modeling and mapping digital elevation model. Description z, refvec dted returns all of the elevation data in a dted file as a regular data grid, z, with elevations in meters. Radio mobile rf propagation simulation software dted. Several folders will be created organizing the profile by longitude, for example e031 means. Map library can graphically open and merge tiles on the fly. The raster datasets also provide beautiful hillshade relief for your map. Support from select international mapping organizations was instrumental in the. Free satellite data, satellite imagery, digital elevation models dems, topographic maps and free software links. The military format specification milprf89020b for the digital terrain elevation data dted is available in a multitude of locations, including the nga reference site and at the usgs which. Dted level 2 is the basic high resolution elevation data source for all military activities and systems that require. Shuttle radar topography mission data was first released in early 2002, two.
Dted level 2 30m will be available thru the 2000 sts99 shuttle ifsar mission in 2001. Dted products are produced at three levels of resolution described below. In support of military applications, the national imagery and mapping agency nima has developed standard digital. Distribution of dted and the digital data products catalog is authorized to the. The output pixel size is dictated by the dted level, and the data is converted and stored as signed, 16bit integers.
If you download files one at a time, you can get dted or geotiff in addition to bil, but each download takes multiple clicks. The gmted2010 product suite contains seven new raster elevation products for each of the 30, 15, and 7. This paper will outline some of the reasons that falconview is the software of choice for displaying geographic information within the department of. Although no standards exist, the defacto resolution for level 3 dted is a rd arc second 10 meter, level 4 is 19th arc second 3 meter and level 5 dted is 127th arc second 1 meter. Cadrg, dted and ecrg scripting global mapper forum. When your profile is built, download to a folder on your computer. Falconview usage throughout the department of defense 3. Add the following enterprise networks as an exception to always allow cookies from these networks. The military format specification milprf89020b for the digital terrain elevation data dted is available in a multitude of locations, including the nga reference site and at the usgs which publishes some srtm data in dted format the dted level 0 data is relatively small, and is often published as a concatenation of large area or global tiles in other than dted format, at the 30 arc. In support of military applications, the national imagery and mapping agency nima has developed standard digital datasets digital terrain elevation data dted which is a uniform matrix of terrain elevation values which provides basic quantitative data for systems and applications that require terrain elevation, slope, andor surface roughness information. Scope basis of this document is the performance specification digital terrain elevation data dted dma, 1996 provided by the national imaging and mapping agency nima. Add dted data to a map layer geonet, the esri community. Military specification digital terrain elevation data dted milprf89020b, and amongst other parameters describes the. The 3dep data holdings serve as the elevation layer of the national map, and provide.
For information on locating map data for download over the internet, see the. It is produced in multiple scales in support of systems with map. For low resolution dems here is a great map client. The dted format was developed for the distribution of gridded elevation data that was assembled by the us defense mapping agency dma.
Gdp and the map of the world mow download nga products plugin. We dont have to do hectic work like this as webgis provides us with readymade digital elevation data. This is the best resolution dted map level that the app can use, with a nominal 30 meter cell spacing. Geological survey and the national geospatialintelligence agency have released an updated and more accurate global elevation model that pulls data from digital terrain elevation. Srtm dem data is being housed on the usgs earth explorer. This interface attempts to ease the pain of downloading 30meter resolution elevation data from the shuttle radar topography mission click on yellow tiles to. Maps and publications released through the library of congress from 1971 and through the national technical information service ntis since 1980 may be purchased from ntis. Please navigate directly to the url of the resource you desire to access. Geological survey usgs and provide coverage in 1 by 1 degree blocks with approximately 90 by 90 meter resolution for all of the.
By and large, all the key cultural and physical vector gis datasets are at a global scale conveniently for you to use. If this problem persists, please contact the nga enterprise service. Webgis is where you can find all the leading information and resources for geographical information. The digital terrain elevation data dted model is a series of gridded. Free digital elevation model dem and free satellite data. Dted level 2 is a uniform gridded matrix of terrain elevation. Usgs eros archive digital elevation shuttle radar topography. This is a tiled collection of the 3d elevation program 3dep and is one meter resolution. Fits criteria for both gps site and approximate height. Fits criteria for both classical horizontal and vertical control.
Access constraints srtm dted level 1 3 arc second data for global coverage is. Primary reference citation for all data from this source primary reference citation for dted level 0 dted is a raster topographic data base provided by nima and its predecessors. You are not accessing a valid geoaxis protected resource. Dted 0 is unique because in addition to the normal elevation file there are files containing the average, maximum and minimum elevation for 3 degree by 3 degree boxes centered on each dted post. Maps and gis data are available for digital download. Dted level i is the basic medium resolution elevation data source for all military activities and systems that require landform, slope, elevation, andor gross terrain roughness in a digital format.
Dted level 1 is the basic medium resolution elevation data source for all. Data production specification dps is a highly specialized website utilized by. Digital terrain elevation data national geospatial. If you download files one at a time, you can get dted or geotiff in. High quality digital elevation data will support the agency business activities by improving employee effectiveness and efficiency in providing assistance to our customers through the use of digital.
Used in study to find large flat areas of world as possible places to locate gammaray telescope array. Shuttle radar topography mission dted level 1 3arc second data dted1. Digital terrain elevation data dted is a digital elevation model dem standard developed by the national imagery and mapping agency nima to support aircraft radar simulation and prediction. Digital terrain elevation data dted map and data library. The lowest resolution data is the dted level 0, with a grid spacing of 30 arcseconds, or about 1 kilometer.
Full path and name of c file at root of data set export. In support of military applications, the national imagery and mapping agency nima has developed standard digital datasets digital terrain elevation data dted which is a uniform matrix of terrain. Custom media team ngas custom media generation team fulfills tailored media requests for geospatial intelligence data. United states mapping agencies provide terrain elevation data in the form of data grids. Export of dted with filename specified in a custom format, with the lat and lon values in the filename. The files have file names with the extension dtn, where n is the.
The dted format for level 0, 1 and 2 is described in u. Caution the data will be extraced into a new folder called dted its part of the path stored with each file in the zip so be aware that you may end up with path which ends with dteddted, if this happens make. The gmted2010 product suite contains seven new raster elevation products. Digital terrain elevation data dted dted is a uniform matrix of terrain elevation values and provides basic quantitative data for systems and applications that require terrain elevation, slope, and gross. Under the data sets tab, select digital elevation srtm srtm 1arcsecond global. Dted files digital terrain elevation data what it is. Natural earth data is number 2 on the list because it best suits the needs of cartographers. The dted format is intended to be used with one band data that represents elevation, so this. In accordance with the dted 2 specification, the terrain elevation data have. For more detailed information about each product, please choose. These digital elevation model dem data files are produced by the u.
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