On January 2, 2015, the LP DAAC released additional tiles in the NASA SRTM Version 3.0 Global 1 arc second dataset (SRTMGL1), to include coverage over Asia and Australia.This coincides with the newly processed areas released by the USGS on January 2, 2015 available through EarthExplorer.
The NASA Version 3.0 SRTM Global 1 arc second product is void-filled using elevation data from ASTER GDEM2, USGS GMTED 2010, and USGS National Elevation Dataset (NED). For detailed information regarding SRTM please see the SRTM User Guide.
SRTMGL1 coverage now includes Africa, Europe, North America, South America, Asia, and Australia in 1° X 1° tiles at 1 arc second (about 30 meters) resolution.
This is the third release in the series providing access to additional NASA SRTM Version 3.0 Global 1 arc second (SRTMGL1) data coinciding with areas released by the USGS.
For further information, contact LP DAAC User Services.