Any download policies of the respective mirrors apply. The data distributed here are in ehdr format, unprojected and referenced to the wgs84 geodetic datum. Create slope and hillshade map for digital elevation model srtm raster data in arcgis 10. I made this script to download an arbitrary region that can be reprojected. With the function getdata you can download the following data directly into r and process it. For a description of the project, see the nasajpl srtm site. Srtm 90m digital elevation database cgiar big data platform. Opendem the portal for sharing free digital elevation models and xyz height datasets download srtm data the data could be downloaded under the open database license. 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. This processor transformed the radar echoes into strips of digital elevation data, one strip for each of the or so data swaths. You will find at this site elevation data stored in the directories.
Swbd shall be produced as 3dimensional, area features, attributed with standard nima feature and attribute coding catalogue. This version of the srtm digital elevation data has been processed to fill data voids, and to facilitate its ease of use. Mar 01, 2019 global geographic elevation data made easy. See this tutorial how to add satellite imagery in qgis. Note that these data do not extend past 60n or 60s. The srtm digital elevation data, produced by nasa originally. Srtm data was obtained using the nasa space shuttle and provides a 90m data grid data for most of the world. The shuttle radar topography mission srtm, dts99 from february 11 to 22, 2000 was an usgermanitalian effort to produce a first global digital elevation model dem. 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 servers. Srtm consisted of a specially modified radar system that flew onboard the space shuttle endeavour during an 11day mission in february of 2000.
The shuttle radar topography mission srtm was flown aboard the space shuttle endeavour february 1122, 2000. It is the current dataset of choice for digital elevation model dem data since it has a fairly high resolution 1 arcsecond, or around 25 meters, has nearglobal coverage from 56s to 60n, and is in the public domain. Prior to release of the aster data, srtm was the one of the free dem available on the market. This data is currently distributed free of charge by usgs and is available for download from the national map seamless data. May 27, 2015 download srtm 30m digital elevation models for free. The areas where we processed the data with the void filling algorithm are stored iin the mask data are in. I read about the new version of the digital elevation model at 30 meters srtm 30 meters, but i can not find from were i can download it. One of them, the srtm 90m dem digital elevation database, allows to do it in 5x5 degrees tiles.
How to download 30m and 90m resolution srtm digital elevation model data from opentopography duration. The dem represents ground surface topography, and excludes vegetation features. The tandemx 90m dem is a product variant of the global digital elevation model dem acquired in the frame of the german tandemx mission between 2010 and 2015, and has a reduced pixel spacing of 3 arcseconds 90m at the equator. This data is provided in an effort to promote the use of geospatial science and applications for sustainable development and resource conservation in the developing world. Srtm data have been enhanced to fill areas of missing data to provide digital elevation data with a resolution of 1 arcsecond for global coverage. The cgiarcsi geoportal is able to provide srtm 90m digital elevation data for the entire world. You will have world satellite imagery as in figure 2. Flown on a space shuttle mission during 2000, srtm elevation data covers our globe from 60 degrees north to 56 degrees south and was previously only. The global 1arcsecond 30m srtm digital elevation model is free and made available publicly a through the united states geological surveys earthexplorer site. Srtm 90 elevation data with 90m resolution between latitude 60 and 60 world climate data tmin, tmax, precip, bioclim. On february 2000 special modified radar flew for 11 day using two antennas and a single pass. Data downloadyou will find at this site elevation data stored in the directories. These data have been processed and merged to provide continuous coverage of 91% of the globe.
Digital elevation models dem for the entire globe, covering all of the countries of the world, are available for download on this site. 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. Global elevation data evaluation and basemaps bigdata earth. Oct 23, 2017 create slope and hillshade map for digital elevation model srtm raster data in arcgis 10.
For more information concerning the tandemx 90m dem, the. Please see the linked pdf files for further documentation. In the results for the geosoft dap server, the srtm world elevation 90m and srtm us elevation 30m will appear as long as they intersect with your area of interest. Usgs eros archive digital elevation shuttle radar topography. If youre interested in images and visualizations created from srtm data, go to the image product description page. For example, in this case i added a world satellite imagery image from esri web map server. There is a new, 30 meters resolution srtm dtm coming out. The srtm digital elevation data, produced by nasa originally, is a major breakthrough in digital mapping of the world, and provides a major advance in the accessibility of high quality elevation data for large portions of the tropics and. For most cases probably the srtm data is the best bet. Shuttle radar topography mission srtm gl3 global 90m. We would like to show you a description here but the site wont allow us. 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 ftp site. Optionally, narrow the results by adding text search criteria such as a keyword like srtm. Its not easy to download it, although certain web sites give tools to do it.
Since srtm data are one of the most widely used elevation data sources, the. Srtm digital elevation data version 4 earth engine data catalog. Srtm gl1 ellipsoidal, srtm gl1, raster bulk download. Srtm digital elevation data version 4 earth engine data. How to download 30m and 90m resolution srtm digital elevation. The nasa shuttle radar topographic mission srtm has provided digital elevation data dems for over 80% of the globe. Free for all nearglobal 30meter srtm elevation data. You can do it manually or simply just add a data into qgis map canvas. The data is presented in osgb coords and is free to use and distribute. This shuttle radar topography mission srtm dem was created from level 1 data which was cleaned and had holes patched. The features comprising these data are derived from a combination of srtm orthorectified image mosaics oim and landcover water masks. As stated on the nasa jpl official page, the next release is planned for later in 2014, and it is expected to include all of south america plus north. The shuttle radar topography mission srtm wikipedia article is a nasa mission conducted in 2000 to obtain elevation data for most of the world.
Elimination of the voids in the nasa srtm dem was the primary goal of a. Creating terrain mesh using highresolution elevation map srtm 1 arc second or. 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 national aeronautics and space administration nasa and the national geospatial. In this video, i have clearly shown the steps required to download 30m and 90m resolution srtm digital elevation model data from. The shuttle radar topography mission srtm digital elevation dataset was originally produced to provide consistent, highquality elevation data at near global scope. Srtm 90m digital elevation database cgiar platform for. The shuttle radar topography mission srtm obtained elevation data on a. 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.
On september 23, 2014, the white house announced the coming availability of a nearglobal 30meter m version of the widely utilized elevation dataset, the shuttle radar topography mission srtm. Note that any download policies of the respective providers apply. The shuttle radar topography mission srtm obtained elevation data on a nearglobal scale to generate the most complete highresolution digital topographic database of earth. While there are many free versions available in the public. Global spatiallydisaggregated crop production statistics data for 2010. The raster package is not only a great tool for raster processing and calculation but also very useful for data acquisition. As with all other raster data products delivered by opentopography, srtm data can be downloaded seamlessly for a user defined area of. If you want to download srtm data, those data are available at the us geological surveys eros data center for download. The srtm digital elevation data, originally produced by nasa, is a major breakthrough in digital mapping of the world, and provides a major advance in the accessibility of high quality elevation data for large portions of the tropics and other areas of the developing world.
Elevation data provides height above the sea level in meters for every single place in the world, measured for regions of approximately 30x30 meters. Users should be aware that these data are intended for use with a geographic information system gis or other special application. The srtm digital elevation data provided on this mirror has been. To download srtm elevation data, firstly we have to define a location extent. Basics download single srtm tile as described in a previous post its possible to download the 90m srtm using the getdata function as follows. Elevation provides easy download, cache and access of the global datasets srtm 30m global 1 arc second v003 elaborated by nasa and nga hosted on amazon s3 and srtm 90m digital elevation database v4. Nasa shuttle radar topography mission the wonderful srtm project has the potential to provide global elevation data at up to 30m 1 arcsecond resolution, worldwide. Srtm 90m digital elevation data from the chiar consortium for spatial information. 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.
Nasa shuttle radar topography mission srtm version 3. On september 23, 2014, the white house announced that the highestresolution topographic data generated from nasas shuttle radar topography mission srtm in 2000 was to be released globally by late 2015. The data could be downloaded under the open database license the data could be visualised in 3d with the virtual terrain software srtm digital terrain model of germany. Srtm xsar digital elevation model dem 10 mosaics global abstract. Download srtm 30m digital elevation models for free. The nasa srtm obtained elevation data on a nearglobal scale using radar interferometry. The data does not incluse the shetland islands as srtm data becomes unreliable at 60n. Srtm consisted of a specially modified radar system that flew on board the space.