![]() Version 1 is the semi raw data (which you do not want), version 2.1 is non-void filled, and version 3 (SRTM Plus) is void-filled. If you are not familiar with SRTM data, here are some quick notes on to keep in mind. This tutorial provides detailed instructions for option 4 which is using the SRTM downloader plugin directly in QGIS (version 3.22). ![]() Below are some options with some tips on downloading and using the SRTM data. ![]() There are various ways you can download this data. But for this tutorial I will show you how to generate contours from a publicly available DEM using QGIS.įor this tutorial, I am using a 30-meter (1-arc-second) SRTM DEM. I primarily use ArcGIS Pro at work to generate contours with ESRI provided terrain data or Lidar derived DEM. I often get asked to create contours from DEM for engineers and architects for site planning purposes.
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