The provided maps are not for purchase or for download. This data is currently distributed free of charge by usgs and is available for download from the national map seamless data distribution system, or the usgs. Query and order satellite images, aerial photographs, and cartographic products through the u. The shuttle radar topography mission srtm is a tremendous resource because of its high accuracy and its consistency as a snapshot of earths surface, acquired over just 10 days during february 2000. Sekarang, akan disampaikan bagaimana cara mendownload raster dem pada usgs. Srtm elevation data were obtained by a specially modified radar system that flew onboard the space shuttle endeavor during an 11day mission in february of 2000. Srtm 90m digital elevation database cgiar platform for.
The land processes distributed active archive center lp daac is responsible for the archive and distribution of nasa making earth system data records for use in research environments srtm, which includes the water body data shapefiles and raster files 30 m product. It appears that the global 1arcsecond 30m srtm digital elevation model. Video ini berisi tata tacatutorial bagaimana caranya mendownload data srtm dem dari situs usgs. For further information, contact lp daac user services. Geological survey usgs through an innovative partnership agreement with the land information technology company, ltd. This srtm v3 product srtm plus is provided by nasa jpl at a resolution of 1 arcsecond approximately 30m. Explore the worlds largest civilian collection of images of the earths surface. This collection was made possible by jared benedict of the libre map project and over 100 map liberators listed in the lower lefthand column of this page. According to wikipedia, a digital raster graphic drg is a digital image resulting from scanning a paper usgs. Jenis dem yang akan didownload adalah srtm shuttle radar topography mission. Mississippi usgs digital raster graphics drg index. Usgs eros archive digital elevation shuttle radar topography. Elevation data provides height above the sea level in meters for every single place in the world, measured for regions of approximately 30x30 meters. Mengenai usgs, ada artikel yang saya tulis sebelumnya mengenai cara registrasinya.
Ada berbagai sumber yang mengulas mengenai ketelitian dari data srtm pada usgs ini. Usgs digital elevation models dem switching to new distribution format. August 1, 2018 this data consists of data grids for the entire united states area, including 1 x 2 degree, 1 x 1 degree, 30 x 60 minute, 15 x 15 minute, 7. Usgs drg maps for the state of illinois are available here. These digital raster graphics drg files are scans of 7. Also, you may download the fgd file for the metadata associated with this digital map. This is the third release in the series providing access to additional nasa srtm version 3. If you are going to performing analysis on the landsat data, the level 1 geotiff data product is probably the one youre after, which will be the largest file size. Usgs eros data center edc distributes and archives srtm data for nasa in accordance with policy guidelines set forth by nasanga memorandum of. Usgs map indices downloadable data collection data. Lidar point cloud data is also available over many areas of the us. Click on the srtm30 tile to download the digital elevation map dem from the place you select. Usgs eros archive digital elevation shuttle radar topography mission srtm shuttle radar topography mission srtm data have been enhanced to fill areas of missing data void filled to provide more complete digital elevation data with a resolution of 1 arcsecond 30 meters and 3 arcseconds 90 meters for global coverage. Usgs topomaps home drg status graphic drg program overview drg points of contact updates and product maintenance.
Bookmark those links for current geospatial data from the u. Documentation for the shuttle radar topography mission. The original raw open data from us geological survey srtm 1arc, nasa and meti aster gdem and european union eudem has been modified, adapted and overlaid to fill the gaps and provide a. The nasa shuttle radar topographic mission srtm has provided digital elevation data dems for over 80% of the globe. A better source for the 90 m srtm dem is cgiars website. Usgs eros archive digital elevation global 30 arcsecond. Free usgs drg topographical topo maps for alabama, arkansas, arizona. Digital elevation models dems, orthoimagery, and land cover. The land processes distributed active archive center lp daac is responsible for the archive and distribution of nasa making earth system data records for use in research environments srtm, which includes the global 3 arc second 90 meter product. The national aeronautics and space administration nasa and the national geospatialintelligence agency nga participated in an international project to acquire radar data which were used to create the first nearglobal set of land elevations. This collection was made possible by jared benedict of the libre map project and over 100 map liberators listed in the lower left. Shuttle radar topography mission srtm data was acquired over a 11day mission in february 2000. Nasa shuttle radar topography mission srtm version 3. The srtm collections are located under the digital elevation category.
Maps and gis data are available for digital download. Users should be aware that these data are intended for use with a geographic information system gis or other special application software, and are not directly viewable in a browser. The shuttle radar topography mission srtm was flown aboard the space shuttle endeavour february 1122, 2000. National land cover database nlcd data can be downloaded at the mrlc. The usgs ned files are large and can a long time to download. The srtm data were collected during an 11day mission in february of 2000. Download raster dem digital elevation model pada usgs. Srtm was a specially designed mission of the endeavour space shuttle, with a specially built sensor antenna, and aimed to. The new data are available for download from the usgs eros data center see public data distribution for details. A digital raster graphic drg is a scanned image of an u.
Gtopo30 is a global digital elevation model dem with a horizontal grid. The topographic maps and geographical information system gis data provided in the national map are pregenerated into downloadable products often available in multiple formats. One uncompressed file is roughly 4 megabytes in size. Download 30meter srtm data easily with this point and. Digital elevation model version 2 and secondarily from the usgs. Nasa shuttle radar topography mission global 30 arc second. This tutorial will discuss how to download srtm elevation data directly in qgis using srtm downloader plugin.
Digital raster graphics drg were produced from 1995 to 1998 by the u. A cookie will be stored and subsequent downloads will not require the login. How to download srtm elevation data in qgis geodose. The data are available for download via earthdata search, the lp daac data pool and the global data explorer. The image inside the map neatline is georeferenced to the surface of the earth and fit to the universal transverse mercator projection. Download 30meter srtm data easily with this point and click interface. Shuttle radar topography mission data were used to generate digital elevation data with a resolution of. How can i download srtm data of 30 m resolution for research in remote sensing. Click to go to the collection page for usgs drg maps of all 50 states. Usgs earth resources observation and science eros center archive spans from 1937 aerial photographs to millions of. A digital raster graphic drg is a scanned image of a u.
Not to be used for navigation, for informational purposes only. Find satellite images and data, aerial photography, elevation and land cover datasets, digitized maps, and our image gallery collections. These maps are best used with global positioning software or a map viewer. Usgs map indices downloadable data collection metadata updated. The national map data download and visualization services. The usgs earth explorer gives a quick and intuitive way to download free aerial and satellite imagery. The shuttle radar topography mission srtm, see farr et al. If you want to download srtm data, those data are available at the us geological surveys eros data center for download. Srtm digital elevation data 30m earth engine data catalog.
Srtm 1 arcsec 30meter data from the shuttle radar topography mission, with voids and data issues patched srtm 3 arcsec 90meter data, patched for the world outside the us, only srtm 90meter data is available from the usgs, so if you have a better source for the data, you should use that instead. Srtm did not produce data for the northernmost latitudes or antarctica. Seperti kita ketahui, data srtm dem sangat dibutuhkan untuk membuat peta dasar atau peta topografi. See an index map of the newly available fullresolution data. Their team has processed the raw 90 m srtm data to fill holes and soon. Laz in cloud when exporting lidar data urls to text from the cart the user can specify whether to include files in laz only, las only or both formats if both types are present in the cart. Documentation for the shuttle radar topography mission srtm water body data files the srtm water body data files are a byproduct of the data editing performed by the national geospatialintelligence agency nga to produce the finished srtm digital terrain elevation data level 2 dted 2. Usually the srtm data can be downloaded from usgs earth explorer or nasa earth data server. See the africa image above and its caption at the pia04965. The 3 arc second data was derived from the 1 arc second using averaging methods. Geological survey usgs standard series topographic map, including all map collar information. This interface attempts to ease the pain of downloading 30meter resolution elevation data from the shuttle radar topography mission click on yellow tiles to download their corresponding data tiles come as zipped srtmhgt files at 1arcsecond resolution 3601x3601 pixels in a latitudelongitude projection, downloaded from nasa.
Usgs eros archive digital elevation srtm mission summary. If you have selected 1 srtm as the data type, you will be prompted to enter your earthdata login credentials. Usgs digital raster graphic drg files clearinghouse. The objective of the program was to scan all usgs standard quadrangle maps quickly and at low cost. Geological survey, earth resources observation and science eros center sioux falls, south dakota 57108.
876 846 747 252 890 160 56 129 692 1173 297 781 1304 1526 759 207 6 1161 822 1406 176 653 1481 429 1374 562 1146 243 186 496 1320 1055 1422 1065 723 23 682 1367 962 1029 1085 418 859 1030 448