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Permafrost of the Usa River Basin, Version 1

Published by NSIDC | National Aeronautics and Space Administration | Catalog Last Checked: June 25, 2026 at 01:35 PM | Dataset Last Updated: June 23, 2026
The map consists of ESRI Shapefiles of the Usa River basin, Russia, including Lek-Vorkuta and Bolshaya Rogovaya. There are four data layers in the data set: a base map layer, a permafrost layer, and two key (permafrost) areas. Each data layer comprises several sub-layers. The map is based on a UTM 41 projection with the WGS 1984 spheroid. Parameters include permafrost temperature and degree of continuity; permafrost temperature classes, lithology, and stratigraphy; thermokarst, pingos, mass ground ice, and topography, lakes, large rivers (in streams), rivers, and watershed boundary. Data are available via ftp.

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