30-Meter SRTM Tile Downloader
This tool makes it easier to download 30-meter resolution elevation
data from the
Shuttle Radar Topography Mission . Click a tile to preview and download it, or
shift-click tiles (or drag an area) to batch many at once.
▢ Select an area
Copy curl
Download .txt
Clear
Note: a
NASA Earthdata login
is required to download tiles.
How to bulk-download with curl
One-time setup — save your Earthdata credentials:
echo "machine urs.earthdata.nasa.gov login USER password PASS" >>
~/.netrc && chmod 600 ~/.netrc
Then “Copy curl” above and paste into a terminal (or “Download .txt”
and run
xargs -n1 curl -n -L -c ~/.urs_cookies -b ~/.urs_cookies -O <
urls.txt).
Data details
Tiles are zipped
SRTMHGT
files at 1-arcsecond resolution (3601×3601) in
EPSG:4326 .
As of 2026, NASA distributes SRTM via the
Earthdata Cloud . A GeoJSON index of tile names
lives here .
By Derek Watkins . Built
with MapLibre GL JS ; basemap from
CARTO . Questions to dwtkns at gmail.